Real Estate and Accumulated Depreciation (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Property	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Carrying amount of land and buildings and improvements, Total	$ 25,375,539	$ 25,608,648	$ 20,109,432	$ 18,822,081
Accumulated Depreciation	$ (3,679,479)	$ (3,207,855)	$ (2,748,835)	$ (2,540,267)
Industrial Operating Properties [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,776
Land	$ 5,933,630
Building and Improvements	14,473,118
Costs capitalized subsequent to acquisition	3,536,709
Carrying amount of land	6,037,543
Carrying amount of buildings and improvements	17,905,914
Carrying amount of land and buildings and improvements, Total	23,943,457
Accumulated Depreciation	$ (3,679,479)
Industrial Operating Properties [Member] | North American Markets [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,726
Land	$ 5,797,277
Building and Improvements	14,135,630
Costs capitalized subsequent to acquisition	3,295,384
Carrying amount of land	5,891,668
Carrying amount of buildings and improvements	17,336,623
Carrying amount of land and buildings and improvements, Total	23,228,291
Accumulated Depreciation	$ (3,581,518)
Industrial Operating Properties [Member] | North American Markets [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,699
Land	$ 5,620,515
Building and Improvements	13,772,631
Costs capitalized subsequent to acquisition	3,182,003
Carrying amount of land	5,710,671
Carrying amount of buildings and improvements	16,864,478
Carrying amount of land and buildings and improvements, Total	22,575,149
Accumulated Depreciation	$ (3,521,641)
Industrial Operating Properties [Member] | North American Markets [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,719
Building and Improvements	2,287
Costs capitalized subsequent to acquisition	14,278
Carrying amount of land	2,497
Carrying amount of buildings and improvements	15,787
Carrying amount of land and buildings and improvements, Total	18,284
Accumulated Depreciation	$ (1,116)
Industrial Operating Properties [Member] | North American Markets [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	84
Land	$ 116,202
Building and Improvements	436,940
Costs capitalized subsequent to acquisition	158,848
Carrying amount of land	117,099
Carrying amount of buildings and improvements	594,891
Carrying amount of land and buildings and improvements, Total	711,990
Accumulated Depreciation	$ (138,164)
Industrial Operating Properties [Member] | North American Markets [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	31
Land	$ 29,523
Building and Improvements	118,948
Costs capitalized subsequent to acquisition	7,026
Carrying amount of land	29,577
Carrying amount of buildings and improvements	125,920
Carrying amount of land and buildings and improvements, Total	155,497
Accumulated Depreciation	$ (22,511)
Industrial Operating Properties [Member] | North American Markets [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	51
Land	$ 110,822
Building and Improvements	339,455
Costs capitalized subsequent to acquisition	67,372
Carrying amount of land	111,883
Carrying amount of buildings and improvements	405,766
Carrying amount of land and buildings and improvements, Total	517,649
Accumulated Depreciation	$ (116,017)
Industrial Operating Properties [Member] | North American Markets [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	34
Land	$ 231,469
Building and Improvements	734,192
Costs capitalized subsequent to acquisition	174,761
Carrying amount of land	234,041
Carrying amount of buildings and improvements	906,381
Carrying amount of land and buildings and improvements, Total	1,140,422
Accumulated Depreciation	$ (120,509)
Industrial Operating Properties [Member] | North American Markets [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	21
Land	$ 86,207
Building and Improvements	252,195
Costs capitalized subsequent to acquisition	270,125
Carrying amount of land	95,199
Carrying amount of buildings and improvements	513,328
Carrying amount of land and buildings and improvements, Total	608,527
Accumulated Depreciation	$ (96,066)
Industrial Operating Properties [Member] | North American Markets [Member] | Charlotte, North Carolina [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	19
Land	$ 20,611
Building and Improvements	54,722
Costs capitalized subsequent to acquisition	54,481
Carrying amount of land	22,432
Carrying amount of buildings and improvements	107,382
Carrying amount of land and buildings and improvements, Total	129,814
Accumulated Depreciation	$ (33,765)
Industrial Operating Properties [Member] | North American Markets [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	189
Land	$ 423,270
Building and Improvements	1,463,703
Costs capitalized subsequent to acquisition	249,725
Carrying amount of land	434,925
Carrying amount of buildings and improvements	1,701,773
Carrying amount of land and buildings and improvements, Total	2,136,698
Accumulated Depreciation	$ (402,301)
Industrial Operating Properties [Member] | North American Markets [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	22
Land	$ 39,703
Building and Improvements	145,962
Costs capitalized subsequent to acquisition	57,886
Carrying amount of land	41,924
Carrying amount of buildings and improvements	201,627
Carrying amount of land and buildings and improvements, Total	243,551
Accumulated Depreciation	$ (36,435)
Industrial Operating Properties [Member] | North American Markets [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	24
Land	$ 36,236
Building and Improvements	183,349
Costs capitalized subsequent to acquisition	45,868
Carrying amount of land	36,630
Carrying amount of buildings and improvements	228,823
Carrying amount of land and buildings and improvements, Total	265,453
Accumulated Depreciation	$ (58,922)
Industrial Operating Properties [Member] | North American Markets [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	116
Land	$ 183,380
Building and Improvements	770,172
Costs capitalized subsequent to acquisition	212,797
Carrying amount of land	186,469
Carrying amount of buildings and improvements	979,880
Carrying amount of land and buildings and improvements, Total	1,166,349
Accumulated Depreciation	$ (217,281)
Industrial Operating Properties [Member] | North American Markets [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	29
Land	$ 58,114
Building and Improvements	201,609
Costs capitalized subsequent to acquisition	56,555
Carrying amount of land	56,441
Carrying amount of buildings and improvements	259,837
Carrying amount of land and buildings and improvements, Total	316,278
Accumulated Depreciation	$ (79,145)
Industrial Operating Properties [Member] | North American Markets [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	77
Land	$ 80,225
Building and Improvements	346,374
Costs capitalized subsequent to acquisition	92,394
Carrying amount of land	80,292
Carrying amount of buildings and improvements	438,701
Carrying amount of land and buildings and improvements, Total	518,993
Accumulated Depreciation	$ (117,393)
Industrial Operating Properties [Member] | North American Markets [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	26
Land	$ 32,313
Building and Improvements	127,939
Costs capitalized subsequent to acquisition	40,788
Carrying amount of land	32,386
Carrying amount of buildings and improvements	168,654
Carrying amount of land and buildings and improvements, Total	201,040
Accumulated Depreciation	$ (46,630)
Industrial Operating Properties [Member] | North American Markets [Member] | Jacksonville, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	2,892
Costs capitalized subsequent to acquisition	176
Carrying amount of land	0
Carrying amount of buildings and improvements	3,068
Carrying amount of land and buildings and improvements, Total	3,068
Accumulated Depreciation	$ (1,423)
Industrial Operating Properties [Member] | North American Markets [Member] | Kansas City Kansas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 0
Building and Improvements	14,411
Costs capitalized subsequent to acquisition	278
Carrying amount of land	0
Carrying amount of buildings and improvements	14,689
Carrying amount of land and buildings and improvements, Total	14,689
Accumulated Depreciation	$ (6,001)
Industrial Operating Properties [Member] | North American Markets [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	46
Land	$ 96,340
Building and Improvements	301,347
Costs capitalized subsequent to acquisition	32,077
Carrying amount of land	87,007
Carrying amount of buildings and improvements	342,757
Carrying amount of land and buildings and improvements, Total	429,764
Accumulated Depreciation	$ (37,845)
Industrial Operating Properties [Member] | North American Markets [Member] | Louisville, Kentucky [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 42,979
Building and Improvements	226,263
Costs capitalized subsequent to acquisition	31,510
Carrying amount of land	43,285
Carrying amount of buildings and improvements	257,467
Carrying amount of land and buildings and improvements, Total	300,752
Accumulated Depreciation	$ (37,370)
Industrial Operating Properties [Member] | North American Markets [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 18,877
Building and Improvements	63,738
Costs capitalized subsequent to acquisition	39,248
Carrying amount of land	18,430
Carrying amount of buildings and improvements	103,433
Carrying amount of land and buildings and improvements, Total	121,863
Accumulated Depreciation	$ (29,464)
Industrial Operating Properties [Member] | North American Markets [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	28
Land	$ 42,167
Building and Improvements	180,155
Costs capitalized subsequent to acquisition	32,365
Carrying amount of land	43,727
Carrying amount of buildings and improvements	210,960
Carrying amount of land and buildings and improvements, Total	254,687
Accumulated Depreciation	$ (28,696)
Industrial Operating Properties [Member] | North American Markets [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	108
Land	$ 814,364
Building and Improvements	1,585,964
Costs capitalized subsequent to acquisition	377,910
Carrying amount of land	808,421
Carrying amount of buildings and improvements	1,969,817
Carrying amount of land and buildings and improvements, Total	2,778,238
Accumulated Depreciation	$ (314,169)
Industrial Operating Properties [Member] | North American Markets [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	36
Land	$ 58,870
Building and Improvements	175,263
Costs capitalized subsequent to acquisition	52,809
Carrying amount of land	57,940
Carrying amount of buildings and improvements	229,002
Carrying amount of land and buildings and improvements, Total	286,942
Accumulated Depreciation	$ (50,368)
Industrial Operating Properties [Member] | North American Markets [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	19
Land	$ 19,149
Building and Improvements	94,127
Costs capitalized subsequent to acquisition	21,590
Carrying amount of land	19,210
Carrying amount of buildings and improvements	115,656
Carrying amount of land and buildings and improvements, Total	134,866
Accumulated Depreciation	$ (41,385)
Industrial Operating Properties [Member] | North American Markets [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	28
Land	$ 49,393
Building and Improvements	153,825
Costs capitalized subsequent to acquisition	15,565
Carrying amount of land	48,056
Carrying amount of buildings and improvements	170,727
Carrying amount of land and buildings and improvements, Total	218,783
Accumulated Depreciation	$ (21,400)
Industrial Operating Properties [Member] | North American Markets [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	18
Land	$ 25,627
Building and Improvements	150,348
Costs capitalized subsequent to acquisition	79,538
Carrying amount of land	27,101
Carrying amount of buildings and improvements	228,412
Carrying amount of land and buildings and improvements, Total	255,513
Accumulated Depreciation	$ (44,722)
Industrial Operating Properties [Member] | North American Markets [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	38
Land	$ 40,248
Building and Improvements	154,673
Costs capitalized subsequent to acquisition	37,120
Carrying amount of land	40,462
Carrying amount of buildings and improvements	191,579
Carrying amount of land and buildings and improvements, Total	232,041
Accumulated Depreciation	$ (40,022)
Industrial Operating Properties [Member] | North American Markets [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	192
Land	$ 420,449
Building and Improvements	1,081,182
Costs capitalized subsequent to acquisition	208,018
Carrying amount of land	421,351
Carrying amount of buildings and improvements	1,288,298
Carrying amount of land and buildings and improvements, Total	1,709,649
Accumulated Depreciation	$ (417,808)
Industrial Operating Properties [Member] | North American Markets [Member] | Savannah, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,161
Building and Improvements	14,680
Costs capitalized subsequent to acquisition	1,260
Carrying amount of land	2,161
Carrying amount of buildings and improvements	15,940
Carrying amount of land and buildings and improvements, Total	18,101
Accumulated Depreciation	$ (2,794)
Industrial Operating Properties [Member] | North American Markets [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	56
Land	$ 283,782
Building and Improvements	499,053
Costs capitalized subsequent to acquisition	35,365
Carrying amount of land	285,947
Carrying amount of buildings and improvements	532,253
Carrying amount of land and buildings and improvements, Total	818,200
Accumulated Depreciation	$ (79,805)
Industrial Operating Properties [Member] | North American Markets [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	105
Land	$ 292,193
Building and Improvements	743,656
Costs capitalized subsequent to acquisition	100,167
Carrying amount of land	294,090
Carrying amount of buildings and improvements	841,926
Carrying amount of land and buildings and improvements, Total	1,136,016
Accumulated Depreciation	$ (138,494)
Industrial Operating Properties [Member] | North American Markets [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	271
Land	$ 1,961,383
Building and Improvements	3,136,328
Costs capitalized subsequent to acquisition	628,810
Carrying amount of land	2,029,727
Carrying amount of buildings and improvements	3,696,794
Carrying amount of land and buildings and improvements, Total	5,726,521
Accumulated Depreciation	$ (743,593)
Industrial Operating Properties [Member] | North American Markets [Member] | Tampa, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 4,458
Building and Improvements	19,166
Costs capitalized subsequent to acquisition	(429)
Carrying amount of land	4,458
Carrying amount of buildings and improvements	18,737
Carrying amount of land and buildings and improvements, Total	23,195
Accumulated Depreciation	$ (1,143)
Industrial Operating Properties [Member] | North American Markets [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	25
Land	$ 175,043
Building and Improvements	360,712
Costs capitalized subsequent to acquisition	99,103
Carrying amount of land	178,500
Carrying amount of buildings and improvements	456,358
Carrying amount of land and buildings and improvements, Total	634,858
Accumulated Depreciation	$ (58,761)
Industrial Operating Properties [Member] | North American Markets [Member] | Guadalajara | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 730
Building and Improvements	2,287
Costs capitalized subsequent to acquisition	1,362
Carrying amount of land	730
Carrying amount of buildings and improvements	3,649
Carrying amount of land and buildings and improvements, Total	4,379
Accumulated Depreciation	$ (802)
Industrial Operating Properties [Member] | North American Markets [Member] | Reynosa [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 989
Building and Improvements	0
Costs capitalized subsequent to acquisition	12,916
Carrying amount of land	1,767
Carrying amount of buildings and improvements	12,138
Carrying amount of land and buildings and improvements, Total	13,905
Accumulated Depreciation	$ (314)
Industrial Operating Properties [Member] | North American Markets [Member] | Atlanta Airport Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 4,759
Building and Improvements	13,591
Costs capitalized subsequent to acquisition	998
Carrying amount of land	4,759
Carrying amount of buildings and improvements	14,589
Carrying amount of land and buildings and improvements, Total	19,348
Accumulated Depreciation	$ (1,487)
Date of Construction/ Acquisition	2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Atlanta NE at Sugarloaf [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 620
Building and Improvements	2,499
Costs capitalized subsequent to acquisition	73
Carrying amount of land	620
Carrying amount of buildings and improvements	2,572
Carrying amount of land and buildings and improvements, Total	3,192
Accumulated Depreciation	$ (214)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Atlanta NE Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 5,582
Building and Improvements	3,047
Costs capitalized subsequent to acquisition	32,175
Carrying amount of land	6,276
Carrying amount of buildings and improvements	34,528
Carrying amount of land and buildings and improvements, Total	40,804
Accumulated Depreciation	$ (20,201)
Date of Construction/ Acquisition	1996, 1997
Industrial Operating Properties [Member] | North American Markets [Member] | Atlanta South Business Park [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 5,353
Building and Improvements	28,895
Costs capitalized subsequent to acquisition	4,341
Carrying amount of land	5,353
Carrying amount of buildings and improvements	33,236
Carrying amount of land and buildings and improvements, Total	38,589
Accumulated Depreciation	$ (6,832)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Atlanta West Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 13,420
Building and Improvements	43,556
Costs capitalized subsequent to acquisition	8,732
Carrying amount of land	13,420
Carrying amount of buildings and improvements	52,288
Carrying amount of land and buildings and improvements, Total	65,708
Accumulated Depreciation	$ (9,893)
Date of Construction/ Acquisition	1994, 2006, 2012, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Berkeley Lake Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,046
Building and Improvements	8,712
Costs capitalized subsequent to acquisition	1,204
Carrying amount of land	2,046
Carrying amount of buildings and improvements	9,916
Carrying amount of land and buildings and improvements, Total	11,962
Accumulated Depreciation	$ (2,659)
Date of Construction/ Acquisition	2006
Industrial Operating Properties [Member] | North American Markets [Member] | Breckenridge Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,645
Building and Improvements	6,627
Costs capitalized subsequent to acquisition	277
Carrying amount of land	1,645
Carrying amount of buildings and improvements	6,904
Carrying amount of land and buildings and improvements, Total	8,549
Accumulated Depreciation	$ (555)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Buford Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,659
Building and Improvements	8,847
Costs capitalized subsequent to acquisition	6,101
Carrying amount of land	2,659
Carrying amount of buildings and improvements	14,948
Carrying amount of land and buildings and improvements, Total	17,607
Accumulated Depreciation	$ (2,190)
Date of Construction/ Acquisition	2007, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Carter-Pacific Business Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 1,484
Building and Improvements	5,965
Costs capitalized subsequent to acquisition	440
Carrying amount of land	1,484
Carrying amount of buildings and improvements	6,405
Carrying amount of land and buildings and improvements, Total	7,889
Accumulated Depreciation	$ (712)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Cobb Place Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,970
Building and Improvements	12,702
Costs capitalized subsequent to acquisition	1,721
Carrying amount of land	2,970
Carrying amount of buildings and improvements	14,423
Carrying amount of land and buildings and improvements, Total	17,393
Accumulated Depreciation	$ (2,439)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Douglas Hill Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 11,599
Building and Improvements	46,826
Costs capitalized subsequent to acquisition	4,820
Carrying amount of land	11,677
Carrying amount of buildings and improvements	51,568
Carrying amount of land and buildings and improvements, Total	63,245
Accumulated Depreciation	$ (19,347)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Hartsfield East Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 697
Building and Improvements	6,466
Costs capitalized subsequent to acquisition	654
Carrying amount of land	697
Carrying amount of buildings and improvements	7,120
Carrying amount of land and buildings and improvements, Total	7,817
Accumulated Depreciation	$ (1,131)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Horizon Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,364
Building and Improvements	36,015
Costs capitalized subsequent to acquisition	1,659
Carrying amount of land	7,364
Carrying amount of buildings and improvements	37,674
Carrying amount of land and buildings and improvements, Total	45,038
Accumulated Depreciation	$ (4,744)
Date of Construction/ Acquisition	2006, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Midland Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,919
Building and Improvements	7,679
Costs capitalized subsequent to acquisition	1,547
Carrying amount of land	1,919
Carrying amount of buildings and improvements	9,226
Carrying amount of land and buildings and improvements, Total	11,145
Accumulated Depreciation	$ (3,304)
Date of Construction/ Acquisition	2006
Industrial Operating Properties [Member] | North American Markets [Member] | Northeast Industrial Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,821
Building and Improvements	12,176
Costs capitalized subsequent to acquisition	1,707
Carrying amount of land	2,821
Carrying amount of buildings and improvements	13,883
Carrying amount of land and buildings and improvements, Total	16,704
Accumulated Depreciation	$ (2,899)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Northmont Industrial Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 566
Building and Improvements	3,209
Costs capitalized subsequent to acquisition	1,741
Carrying amount of land	566
Carrying amount of buildings and improvements	4,950
Carrying amount of land and buildings and improvements, Total	5,516
Accumulated Depreciation	$ (3,614)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | Olympic Industrial Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,156
Building and Improvements	8,941
Costs capitalized subsequent to acquisition	545
Carrying amount of land	2,156
Carrying amount of buildings and improvements	9,486
Carrying amount of land and buildings and improvements, Total	11,642
Accumulated Depreciation	$ (1,088)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Park I-75 South [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 11,393
Building and Improvements	18,808
Costs capitalized subsequent to acquisition	35,508
Carrying amount of land	11,406
Carrying amount of buildings and improvements	54,303
Carrying amount of land and buildings and improvements, Total	65,709
Accumulated Depreciation	$ (5,061)
Date of Construction/ Acquisition	2013, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Park I-85 [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 6,391
Building and Improvements	11,585
Costs capitalized subsequent to acquisition	26,264
Carrying amount of land	6,465
Carrying amount of buildings and improvements	37,775
Carrying amount of land and buildings and improvements, Total	44,240
Accumulated Depreciation	$ (1,485)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Peachtree Corners Business Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 5,750
Building and Improvements	20,670
Costs capitalized subsequent to acquisition	3,960
Carrying amount of land	5,750
Carrying amount of buildings and improvements	24,630
Carrying amount of land and buildings and improvements, Total	30,380
Accumulated Depreciation	$ (6,394)
Date of Construction/ Acquisition	1994, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Piedmont Ct. Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 885
Building and Improvements	5,013
Costs capitalized subsequent to acquisition	4,269
Carrying amount of land	885
Carrying amount of buildings and improvements	9,282
Carrying amount of land and buildings and improvements, Total	10,167
Accumulated Depreciation	$ (6,465)
Date of Construction/ Acquisition	1997
Industrial Operating Properties [Member] | North American Markets [Member] | Riverside Distribution Center (ATL) [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 3,306
Building and Improvements	16,600
Costs capitalized subsequent to acquisition	4,462
Carrying amount of land	3,329
Carrying amount of buildings and improvements	21,039
Carrying amount of land and buildings and improvements, Total	24,368
Accumulated Depreciation	$ (11,251)
Date of Construction/ Acquisition	1999, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Royal 85 Industrial Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,306
Building and Improvements	16,859
Costs capitalized subsequent to acquisition	776
Carrying amount of land	3,306
Carrying amount of buildings and improvements	17,635
Carrying amount of land and buildings and improvements, Total	20,941
Accumulated Depreciation	$ (1,081)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Savannah Logistics Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,114
Building and Improvements	46,844
Costs capitalized subsequent to acquisition	343
Carrying amount of land	5,114
Carrying amount of buildings and improvements	47,187
Carrying amount of land and buildings and improvements, Total	52,301
Accumulated Depreciation	$ (2,665)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Southfield KRDC Industrial SG [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,551
Building and Improvements	8,621
Costs capitalized subsequent to acquisition	524
Carrying amount of land	1,551
Carrying amount of buildings and improvements	9,145
Carrying amount of land and buildings and improvements, Total	10,696
Accumulated Depreciation	$ (2,705)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Southside Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,186
Building and Improvements	2,859
Costs capitalized subsequent to acquisition	590
Carrying amount of land	1,186
Carrying amount of buildings and improvements	3,449
Carrying amount of land and buildings and improvements, Total	4,635
Accumulated Depreciation	$ (952)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Suwanee Creek Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,045
Building and Improvements	4,201
Costs capitalized subsequent to acquisition	492
Carrying amount of land	1,045
Carrying amount of buildings and improvements	4,693
Carrying amount of land and buildings and improvements, Total	5,738
Accumulated Depreciation	$ (791)
Date of Construction/ Acquisition	2010, 2013
Industrial Operating Properties [Member] | North American Markets [Member] | Tradeport Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 1,464
Building and Improvements	4,563
Costs capitalized subsequent to acquisition	9,663
Carrying amount of land	1,479
Carrying amount of buildings and improvements	14,211
Carrying amount of land and buildings and improvements, Total	15,690
Accumulated Depreciation	$ (8,957)
Date of Construction/ Acquisition	1994, 1996
Industrial Operating Properties [Member] | North American Markets [Member] | Weaver Distribution Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 935
Building and Improvements	5,182
Costs capitalized subsequent to acquisition	2,439
Carrying amount of land	935
Carrying amount of buildings and improvements	7,621
Carrying amount of land and buildings and improvements, Total	8,556
Accumulated Depreciation	$ (5,742)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | Westfork Industrial Center [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 6,216
Building and Improvements	19,382
Costs capitalized subsequent to acquisition	823
Carrying amount of land	6,216
Carrying amount of buildings and improvements	20,205
Carrying amount of land and buildings and improvements, Total	26,421
Accumulated Depreciation	$ (1,306)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Corridor Park Corporate Center [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 4,579
Building and Improvements	18,358
Costs capitalized subsequent to acquisition	622
Carrying amount of land	4,579
Carrying amount of buildings and improvements	18,980
Carrying amount of land and buildings and improvements, Total	23,559
Accumulated Depreciation	$ (1,535)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | MET 4-12 LTD [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,300
Building and Improvements	20,456
Costs capitalized subsequent to acquisition	294
Carrying amount of land	4,300
Carrying amount of buildings and improvements	20,750
Carrying amount of land and buildings and improvements, Total	25,050
Accumulated Depreciation	$ (4,125)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | MET PHASE 1 95 LTD [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 5,593
Building and Improvements	17,211
Costs capitalized subsequent to acquisition	1,519
Carrying amount of land	5,593
Carrying amount of buildings and improvements	18,730
Carrying amount of land and buildings and improvements, Total	24,323
Accumulated Depreciation	$ (3,961)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Montopolis Distribution Center [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 580
Building and Improvements	3,384
Costs capitalized subsequent to acquisition	2,628
Carrying amount of land	580
Carrying amount of buildings and improvements	6,012
Carrying amount of land and buildings and improvements, Total	6,592
Accumulated Depreciation	$ (4,882)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | Riverside Distribution Center (AUS) [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,849
Building and Improvements	7,195
Costs capitalized subsequent to acquisition	93
Carrying amount of land	1,849
Carrying amount of buildings and improvements	7,288
Carrying amount of land and buildings and improvements, Total	9,137
Accumulated Depreciation	$ (435)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Southpark Corporate Center [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 1,470
Building and Improvements	5,834
Costs capitalized subsequent to acquisition	227
Carrying amount of land	1,470
Carrying amount of buildings and improvements	6,061
Carrying amount of land and buildings and improvements, Total	7,531
Accumulated Depreciation	$ (484)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Walnut Creek Corporate Center [Member] | Austin, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	17
Land	$ 11,152
Building and Improvements	46,510
Costs capitalized subsequent to acquisition	1,643
Carrying amount of land	11,206
Carrying amount of buildings and improvements	48,099
Carrying amount of land and buildings and improvements, Total	59,305
Accumulated Depreciation	$ (7,089)
Date of Construction/ Acquisition	1994, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | 1901 Park 100 Drive [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,409
Building and Improvements	7,227
Costs capitalized subsequent to acquisition	1,178
Carrying amount of land	2,409
Carrying amount of buildings and improvements	8,405
Carrying amount of land and buildings and improvements, Total	10,814
Accumulated Depreciation	$ (3,306)
Date of Construction/ Acquisition	2006
Industrial Operating Properties [Member] | North American Markets [Member] | Airport Commons Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,320
Building and Improvements	0
Costs capitalized subsequent to acquisition	10,671
Carrying amount of land	2,360
Carrying amount of buildings and improvements	10,631
Carrying amount of land and buildings and improvements, Total	12,991
Accumulated Depreciation	$ (5,474)
Date of Construction/ Acquisition	1997
Industrial Operating Properties [Member] | North American Markets [Member] | Beltway Distribution [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 9,211
Building and Improvements	33,922
Costs capitalized subsequent to acquisition	909
Carrying amount of land	9,211
Carrying amount of buildings and improvements	34,831
Carrying amount of land and buildings and improvements, Total	44,042
Accumulated Depreciation	$ (7,016)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | BWI Cargo Center E [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	10,725
Costs capitalized subsequent to acquisition	115
Carrying amount of land	0
Carrying amount of buildings and improvements	10,840
Carrying amount of land and buildings and improvements, Total	10,840
Accumulated Depreciation	$ (7,174)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Corcorde Industrial Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 1,538
Building and Improvements	8,717
Costs capitalized subsequent to acquisition	5,104
Carrying amount of land	1,538
Carrying amount of buildings and improvements	13,821
Carrying amount of land and buildings and improvements, Total	15,359
Accumulated Depreciation	$ (9,946)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | Corridor Industrial Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,921
Building and Improvements	7,224
Costs capitalized subsequent to acquisition	365
Carrying amount of land	1,921
Carrying amount of buildings and improvements	7,589
Carrying amount of land and buildings and improvements, Total	9,510
Accumulated Depreciation	$ (1,515)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Crysen Industrial Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,285
Building and Improvements	6,267
Costs capitalized subsequent to acquisition	656
Carrying amount of land	2,285
Carrying amount of buildings and improvements	6,923
Carrying amount of land and buildings and improvements, Total	9,208
Accumulated Depreciation	$ (1,599)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Gateway Business Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 22,025
Building and Improvements	25,117
Costs capitalized subsequent to acquisition	21,843
Carrying amount of land	22,261
Carrying amount of buildings and improvements	46,724
Carrying amount of land and buildings and improvements, Total	68,985
Accumulated Depreciation	$ (4,062)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Gateway Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 2,523
Building and Improvements	5,715
Costs capitalized subsequent to acquisition	5,217
Carrying amount of land	3,163
Carrying amount of buildings and improvements	10,292
Carrying amount of land and buildings and improvements, Total	13,455
Accumulated Depreciation	$ (3,229)
Date of Construction/ Acquisition	1998, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Granite Hill Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,959
Building and Improvements	9,344
Costs capitalized subsequent to acquisition	74
Carrying amount of land	2,959
Carrying amount of buildings and improvements	9,418
Carrying amount of land and buildings and improvements, Total	12,377
Accumulated Depreciation	$ (2,413)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Greenwood Industrial Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 6,828
Building and Improvements	24,253
Costs capitalized subsequent to acquisition	2,912
Carrying amount of land	6,828
Carrying amount of buildings and improvements	27,165
Carrying amount of land and buildings and improvements, Total	33,993
Accumulated Depreciation	$ (5,534)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Hampton Central Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 8,928
Building and Improvements	26,787
Costs capitalized subsequent to acquisition	1,090
Carrying amount of land	8,928
Carrying amount of buildings and improvements	27,877
Carrying amount of land and buildings and improvements, Total	36,805
Accumulated Depreciation	$ (2,214)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | IAD Cargo Center 5 [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	43,060
Costs capitalized subsequent to acquisition	96
Carrying amount of land	0
Carrying amount of buildings and improvements	43,156
Carrying amount of land and buildings and improvements, Total	43,156
Accumulated Depreciation	$ (39,338)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowridge Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 7,827
Building and Improvements	18,076
Costs capitalized subsequent to acquisition	8,397
Carrying amount of land	7,972
Carrying amount of buildings and improvements	26,328
Carrying amount of land and buildings and improvements, Total	34,300
Accumulated Depreciation	$ (4,959)
Date of Construction/ Acquisition	1998, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowridge Industrial Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,845
Building and Improvements	20,576
Costs capitalized subsequent to acquisition	4,564
Carrying amount of land	4,845
Carrying amount of buildings and improvements	25,140
Carrying amount of land and buildings and improvements, Total	29,985
Accumulated Depreciation	$ (4,891)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Patuxent Range Road [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,281
Building and Improvements	9,638
Costs capitalized subsequent to acquisition	1,630
Carrying amount of land	2,281
Carrying amount of buildings and improvements	11,268
Carrying amount of land and buildings and improvements, Total	13,549
Accumulated Depreciation	$ (2,490)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Preston Court [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,326
Building and Improvements	10,146
Costs capitalized subsequent to acquisition	331
Carrying amount of land	2,326
Carrying amount of buildings and improvements	10,477
Carrying amount of land and buildings and improvements, Total	12,803
Accumulated Depreciation	$ (2,181)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | ProLogis Park - Dulles [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 16,703
Building and Improvements	35,291
Costs capitalized subsequent to acquisition	854
Carrying amount of land	16,703
Carrying amount of buildings and improvements	36,145
Carrying amount of land and buildings and improvements, Total	52,848
Accumulated Depreciation	$ (4,850)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Troy Hill Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 9,179
Building and Improvements	30,415
Costs capitalized subsequent to acquisition	741
Carrying amount of land	9,179
Carrying amount of buildings and improvements	31,156
Carrying amount of land and buildings and improvements, Total	40,335
Accumulated Depreciation	$ (3,570)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | White Marsh Distribution Center [Member] | Baltimore/Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,714
Building and Improvements	6,955
Costs capitalized subsequent to acquisition	625
Carrying amount of land	4,714
Carrying amount of buildings and improvements	7,580
Carrying amount of land and buildings and improvements, Total	12,294
Accumulated Depreciation	$ (256)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Carlisle Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 92,681
Building and Improvements	328,514
Costs capitalized subsequent to acquisition	45,559
Carrying amount of land	92,707
Carrying amount of buildings and improvements	374,047
Carrying amount of land and buildings and improvements, Total	466,754
Accumulated Depreciation	$ (38,465)
Date of Construction/ Acquisition	2012, 2013, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Chambersburg Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,188
Building and Improvements	17,796
Costs capitalized subsequent to acquisition	138
Carrying amount of land	4,188
Carrying amount of buildings and improvements	17,934
Carrying amount of land and buildings and improvements, Total	22,122
Accumulated Depreciation	$ (2,277)
Date of Construction/ Acquisition	2013
Industrial Operating Properties [Member] | North American Markets [Member] | Harrisburg Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 30,801
Building and Improvements	122,169
Costs capitalized subsequent to acquisition	5,554
Carrying amount of land	30,801
Carrying amount of buildings and improvements	127,723
Carrying amount of land and buildings and improvements, Total	158,524
Accumulated Depreciation	$ (18,167)
Date of Construction/ Acquisition	2004, 2013, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Harrisburg Industrial Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 782
Building and Improvements	6,190
Costs capitalized subsequent to acquisition	1,837
Carrying amount of land	782
Carrying amount of buildings and improvements	8,027
Carrying amount of land and buildings and improvements, Total	8,809
Accumulated Depreciation	$ (3,776)
Date of Construction/ Acquisition	2002
Industrial Operating Properties [Member] | North American Markets [Member] | I-78 Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 13,030
Building and Improvements	30,007
Costs capitalized subsequent to acquisition	444
Carrying amount of land	13,030
Carrying amount of buildings and improvements	30,451
Carrying amount of land and buildings and improvements, Total	43,481
Accumulated Depreciation	$ (5,670)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | I-81 Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,822
Building and Improvements	21,583
Costs capitalized subsequent to acquisition	377
Carrying amount of land	1,822
Carrying amount of buildings and improvements	21,960
Carrying amount of land and buildings and improvements, Total	23,782
Accumulated Depreciation	$ (3,998)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Kraft Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,450
Building and Improvements	22,457
Costs capitalized subsequent to acquisition	20
Carrying amount of land	7,450
Carrying amount of buildings and improvements	22,477
Carrying amount of land and buildings and improvements, Total	29,927
Accumulated Depreciation	$ (1,879)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Lehigh Valley Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 32,520
Building and Improvements	88,519
Costs capitalized subsequent to acquisition	50,908
Carrying amount of land	32,782
Carrying amount of buildings and improvements	139,165
Carrying amount of land and buildings and improvements, Total	171,947
Accumulated Depreciation	$ (17,211)
Date of Construction/ Acquisition	2004, 2010, 2013, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Northport Industrial Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 12,282
Building and Improvements	37,910
Costs capitalized subsequent to acquisition	0
Carrying amount of land	12,282
Carrying amount of buildings and improvements	37,910
Carrying amount of land and buildings and improvements, Total	50,192
Accumulated Depreciation	$ (3,199)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Park 33 Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 28,947
Building and Improvements	47,081
Costs capitalized subsequent to acquisition	41,468
Carrying amount of land	31,231
Carrying amount of buildings and improvements	86,265
Carrying amount of land and buildings and improvements, Total	117,496
Accumulated Depreciation	$ (12,094)
Date of Construction/ Acquisition	2007,2014
Industrial Operating Properties [Member] | North American Markets [Member] | PHL Cargo Center C2 [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	11,966
Costs capitalized subsequent to acquisition	87
Carrying amount of land	0
Carrying amount of buildings and improvements	12,053
Carrying amount of land and buildings and improvements, Total	12,053
Accumulated Depreciation	$ (6,738)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Quakertown Distribution Center [Member] | Central & Eastern, Pennsylvania [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,966
Building and Improvements	0
Costs capitalized subsequent to acquisition	28,369
Carrying amount of land	6,966
Carrying amount of buildings and improvements	28,369
Carrying amount of land and buildings and improvements, Total	35,335
Accumulated Depreciation	$ (7,035)
Date of Construction/ Acquisition	2006
Industrial Operating Properties [Member] | North American Markets [Member] | Arch Road Logistics Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 9,492
Building and Improvements	38,060
Costs capitalized subsequent to acquisition	2,314
Carrying amount of land	9,492
Carrying amount of buildings and improvements	40,374
Carrying amount of land and buildings and improvements, Total	49,866
Accumulated Depreciation	$ (8,729)
Date of Construction/ Acquisition	2010
Industrial Operating Properties [Member] | North American Markets [Member] | Central Valley Distribution Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,329
Building and Improvements	25,033
Costs capitalized subsequent to acquisition	885
Carrying amount of land	4,329
Carrying amount of buildings and improvements	25,918
Carrying amount of land and buildings and improvements, Total	30,247
Accumulated Depreciation	$ (2,205)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Central Valley Industrial Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 13,064
Building and Improvements	58,080
Costs capitalized subsequent to acquisition	9,062
Carrying amount of land	13,473
Carrying amount of buildings and improvements	66,733
Carrying amount of land and buildings and improvements, Total	80,206
Accumulated Depreciation	$ (26,734)
Date of Construction/ Acquisition	1999, 2002, 2005, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Chabot Commerce Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,222
Building and Improvements	13,697
Costs capitalized subsequent to acquisition	7,731
Carrying amount of land	5,222
Carrying amount of buildings and improvements	21,428
Carrying amount of land and buildings and improvements, Total	26,650
Accumulated Depreciation	$ (6,173)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Duck Creek Distribution Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,690
Building and Improvements	37,858
Costs capitalized subsequent to acquisition	0
Carrying amount of land	6,690
Carrying amount of buildings and improvements	37,858
Carrying amount of land and buildings and improvements, Total	44,548
Accumulated Depreciation	$ (3,048)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Manteca Distribution Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 9,280
Building and Improvements	27,840
Costs capitalized subsequent to acquisition	669
Carrying amount of land	9,480
Carrying amount of buildings and improvements	28,309
Carrying amount of land and buildings and improvements, Total	37,789
Accumulated Depreciation	$ (10,673)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Patterson Pass Business Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 14,225
Building and Improvements	19,547
Costs capitalized subsequent to acquisition	96,523
Carrying amount of land	17,267
Carrying amount of buildings and improvements	113,028
Carrying amount of land and buildings and improvements, Total	130,295
Accumulated Depreciation	$ (7,398)
Date of Construction/ Acquisition	2007, 2012, 2015, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Tracy II Distribution Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 23,905
Building and Improvements	32,080
Costs capitalized subsequent to acquisition	152,941
Carrying amount of land	29,246
Carrying amount of buildings and improvements	179,680
Carrying amount of land and buildings and improvements, Total	208,926
Accumulated Depreciation	$ (31,106)
Date of Construction/ Acquisition	2007, 2009, 2012, 2013
Industrial Operating Properties [Member] | North American Markets [Member] | Charlotte Distribution Center [Member] | Charlotte, North Carolina [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 6,596
Building and Improvements	8,206
Costs capitalized subsequent to acquisition	30,225
Carrying amount of land	8,114
Carrying amount of buildings and improvements	36,913
Carrying amount of land and buildings and improvements, Total	45,027
Accumulated Depreciation	$ (18,116)
Date of Construction/ Acquisition	1995, 1996, 1997, 1998, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Northpark Distribution Center [Member] | Charlotte, North Carolina [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,183
Building and Improvements	6,707
Costs capitalized subsequent to acquisition	3,287
Carrying amount of land	1,184
Carrying amount of buildings and improvements	9,993
Carrying amount of land and buildings and improvements, Total	11,177
Accumulated Depreciation	$ (6,977)
Date of Construction/ Acquisition	1994, 1998
Industrial Operating Properties [Member] | North American Markets [Member] | Northpark Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	12
Land	$ 15,015
Building and Improvements	37,139
Costs capitalized subsequent to acquisition	36,813
Carrying amount of land	15,015
Carrying amount of buildings and improvements	73,952
Carrying amount of land and buildings and improvements, Total	88,967
Accumulated Depreciation	$ (10,763)
Date of Construction/ Acquisition	2006, 2008, 2012, 2013, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | West Pointe Business Center [Member] | Charlotte, North Carolina [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 12,832
Building and Improvements	39,809
Costs capitalized subsequent to acquisition	20,969
Carrying amount of land	13,134
Carrying amount of buildings and improvements	60,476
Carrying amount of land and buildings and improvements, Total	73,610
Accumulated Depreciation	$ (8,672)
Date of Construction/ Acquisition	2006, 2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Addison Business Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,293
Building and Improvements	2,907
Costs capitalized subsequent to acquisition	536
Carrying amount of land	1,293
Carrying amount of buildings and improvements	3,443
Carrying amount of land and buildings and improvements, Total	4,736
Accumulated Depreciation	$ (835)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Addison Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,594
Building and Improvements	11,779
Costs capitalized subsequent to acquisition	2,295
Carrying amount of land	2,594
Carrying amount of buildings and improvements	14,074
Carrying amount of land and buildings and improvements, Total	16,668
Accumulated Depreciation	$ (4,012)
Date of Construction/ Acquisition	1997, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Alsip Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,895
Building and Improvements	9,710
Costs capitalized subsequent to acquisition	250
Carrying amount of land	4,895
Carrying amount of buildings and improvements	9,960
Carrying amount of land and buildings and improvements, Total	14,855
Accumulated Depreciation	$ (691)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Arlington Heights Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,263
Building and Improvements	10,361
Costs capitalized subsequent to acquisition	3,568
Carrying amount of land	5,264
Carrying amount of buildings and improvements	13,928
Carrying amount of land and buildings and improvements, Total	19,192
Accumulated Depreciation	$ (2,754)
Date of Construction/ Acquisition	2006, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Aurora Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 9,921
Building and Improvements	53,571
Costs capitalized subsequent to acquisition	1,645
Carrying amount of land	9,921
Carrying amount of buildings and improvements	55,216
Carrying amount of land and buildings and improvements, Total	65,137
Accumulated Depreciation	$ (4,509)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Bedford Park Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,014
Building and Improvements	9,271
Costs capitalized subsequent to acquisition	359
Carrying amount of land	3,014
Carrying amount of buildings and improvements	9,630
Carrying amount of land and buildings and improvements, Total	12,644
Accumulated Depreciation	$ (697)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Bensenville Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 926
Building and Improvements	3,842
Costs capitalized subsequent to acquisition	6,429
Carrying amount of land	940
Carrying amount of buildings and improvements	10,257
Carrying amount of land and buildings and improvements, Total	11,197
Accumulated Depreciation	$ (7,769)
Date of Construction/ Acquisition	1997
Industrial Operating Properties [Member] | North American Markets [Member] | Bensenville Industrial Park [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	14
Land	$ 43,455
Building and Improvements	111,007
Costs capitalized subsequent to acquisition	9,495
Carrying amount of land	43,455
Carrying amount of buildings and improvements	120,502
Carrying amount of land and buildings and improvements, Total	163,957
Accumulated Depreciation	$ (24,998)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Bloomingdale 100 Business Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 6,563
Building and Improvements	26,145
Costs capitalized subsequent to acquisition	1,784
Carrying amount of land	6,563
Carrying amount of buildings and improvements	27,929
Carrying amount of land and buildings and improvements, Total	34,492
Accumulated Depreciation	$ (2,262)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Bolingbrook Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	13
Land	$ 40,219
Building and Improvements	154,530
Costs capitalized subsequent to acquisition	28,173
Carrying amount of land	40,219
Carrying amount of buildings and improvements	182,703
Carrying amount of land and buildings and improvements, Total	222,922
Accumulated Depreciation	$ (29,862)
Date of Construction/ Acquisition	1999, 2006, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Bridgeview Industrial [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 1,662
Building and Improvements	6,882
Costs capitalized subsequent to acquisition	170
Carrying amount of land	1,662
Carrying amount of buildings and improvements	7,052
Carrying amount of land and buildings and improvements, Total	8,714
Accumulated Depreciation	$ (895)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Chicago Industrial Portfolio [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,330
Building and Improvements	2,876
Costs capitalized subsequent to acquisition	428
Carrying amount of land	1,330
Carrying amount of buildings and improvements	3,304
Carrying amount of land and buildings and improvements, Total	4,634
Accumulated Depreciation	$ (940)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Cicero Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,789
Building and Improvements	5,819
Costs capitalized subsequent to acquisition	849
Carrying amount of land	3,789
Carrying amount of buildings and improvements	6,668
Carrying amount of land and buildings and improvements, Total	10,457
Accumulated Depreciation	$ (762)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Des Plaines Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 8,022
Building and Improvements	17,145
Costs capitalized subsequent to acquisition	4,129
Carrying amount of land	8,023
Carrying amount of buildings and improvements	21,273
Carrying amount of land and buildings and improvements, Total	29,296
Accumulated Depreciation	$ (8,745)
Date of Construction/ Acquisition	1995, 1996, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Elgin Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,480
Building and Improvements	6,422
Costs capitalized subsequent to acquisition	854
Carrying amount of land	2,480
Carrying amount of buildings and improvements	7,276
Carrying amount of land and buildings and improvements, Total	9,756
Accumulated Depreciation	$ (404)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Elk Grove Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	14
Land	$ 37,200
Building and Improvements	81,638
Costs capitalized subsequent to acquisition	41,879
Carrying amount of land	37,200
Carrying amount of buildings and improvements	123,517
Carrying amount of land and buildings and improvements, Total	160,717
Accumulated Depreciation	$ (48,437)
Date of Construction/ Acquisition	1995, 1996, 1997, 1999, 2006, 2009, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Elk Grove Du Page [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	21
Land	$ 14,830
Building and Improvements	64,408
Costs capitalized subsequent to acquisition	13,911
Carrying amount of land	14,830
Carrying amount of buildings and improvements	78,319
Carrying amount of land and buildings and improvements, Total	93,149
Accumulated Depreciation	$ (17,943)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Elk Grove Village SG [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 5,856
Building and Improvements	11,049
Costs capitalized subsequent to acquisition	1,484
Carrying amount of land	5,856
Carrying amount of buildings and improvements	12,533
Carrying amount of land and buildings and improvements, Total	18,389
Accumulated Depreciation	$ (3,484)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Elmhurst Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,862
Building and Improvements	3,263
Costs capitalized subsequent to acquisition	472
Carrying amount of land	1,862
Carrying amount of buildings and improvements	3,735
Carrying amount of land and buildings and improvements, Total	5,597
Accumulated Depreciation	$ (197)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Franklin Park Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 22,998
Building and Improvements	49,906
Costs capitalized subsequent to acquisition	805
Carrying amount of land	22,998
Carrying amount of buildings and improvements	50,711
Carrying amount of land and buildings and improvements, Total	73,709
Accumulated Depreciation	$ (2,516)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Glendale Heights Distribution Center | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 8,381
Building and Improvements	39,047
Costs capitalized subsequent to acquisition	5,895
Carrying amount of land	8,381
Carrying amount of buildings and improvements	44,942
Carrying amount of land and buildings and improvements, Total	53,323
Accumulated Depreciation	$ (17,374)
Date of Construction/ Acquisition	1999, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Grand Rapids Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 839
Building and Improvements	1,516
Costs capitalized subsequent to acquisition	16
Carrying amount of land	839
Carrying amount of buildings and improvements	1,532
Carrying amount of land and buildings and improvements, Total	2,371
Accumulated Depreciation	$ (77)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Gurnee Distribution Centre [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,353
Building and Improvements	5,579
Costs capitalized subsequent to acquisition	298
Carrying amount of land	2,353
Carrying amount of buildings and improvements	5,877
Carrying amount of land and buildings and improvements, Total	8,230
Accumulated Depreciation	$ (385)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | I-55 Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,383
Building and Improvements	25,504
Costs capitalized subsequent to acquisition	36,018
Carrying amount of land	11,786
Carrying amount of buildings and improvements	55,119
Carrying amount of land and buildings and improvements, Total	66,905
Accumulated Depreciation	$ (19,352)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | North American Markets [Member] | Itasca Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,222
Building and Improvements	5,178
Costs capitalized subsequent to acquisition	1,077
Carrying amount of land	1,222
Carrying amount of buildings and improvements	6,255
Carrying amount of land and buildings and improvements, Total	7,477
Accumulated Depreciation	$ (806)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Itasca Industrial Portfolio [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,044
Building and Improvements	1,920
Costs capitalized subsequent to acquisition	229
Carrying amount of land	1,044
Carrying amount of buildings and improvements	2,149
Carrying amount of land and buildings and improvements, Total	3,193
Accumulated Depreciation	$ (545)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Kehoe Industrial Center | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,975
Building and Improvements	7,876
Costs capitalized subsequent to acquisition	545
Carrying amount of land	2,975
Carrying amount of buildings and improvements	8,421
Carrying amount of land and buildings and improvements, Total	11,396
Accumulated Depreciation	$ (1,013)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Kennicott Park Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 811
Building and Improvements	2,996
Costs capitalized subsequent to acquisition	24
Carrying amount of land	811
Carrying amount of buildings and improvements	3,020
Carrying amount of land and buildings and improvements, Total	3,831
Accumulated Depreciation	$ (221)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Kenosha Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 14,484
Building and Improvements	117,728
Costs capitalized subsequent to acquisition	521
Carrying amount of land	14,484
Carrying amount of buildings and improvements	118,249
Carrying amount of land and buildings and improvements, Total	132,733
Accumulated Depreciation	$ (5,085)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | McCook Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,968
Building and Improvements	6,784
Costs capitalized subsequent to acquisition	281
Carrying amount of land	1,968
Carrying amount of buildings and improvements	7,065
Carrying amount of land and buildings and improvements, Total	9,033
Accumulated Depreciation	$ (333)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Melrose Park Distribution Centre [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 9,544
Building and Improvements	27,851
Costs capitalized subsequent to acquisition	488
Carrying amount of land	9,544
Carrying amount of buildings and improvements	28,339
Carrying amount of land and buildings and improvements, Total	37,883
Accumulated Depreciation	$ (1,390)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Minooka Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 18,420
Building and Improvements	67,250
Costs capitalized subsequent to acquisition	18,437
Carrying amount of land	19,404
Carrying amount of buildings and improvements	84,703
Carrying amount of land and buildings and improvements, Total	104,107
Accumulated Depreciation	$ (23,238)
Date of Construction/ Acquisition	2005, 2008, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Mitchell Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,236
Building and Improvements	7,004
Costs capitalized subsequent to acquisition	4,355
Carrying amount of land	1,236
Carrying amount of buildings and improvements	11,359
Carrying amount of land and buildings and improvements, Total	12,595
Accumulated Depreciation	$ (7,913)
Date of Construction/ Acquisition	1996
Industrial Operating Properties [Member] | North American Markets [Member] | Mount Pleasant Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,876
Building and Improvements	8,171
Costs capitalized subsequent to acquisition	574
Carrying amount of land	2,876
Carrying amount of buildings and improvements	8,745
Carrying amount of land and buildings and improvements, Total	11,621
Accumulated Depreciation	$ (399)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | NDP - Chicago [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 461
Building and Improvements	1,362
Costs capitalized subsequent to acquisition	78
Carrying amount of land	461
Carrying amount of buildings and improvements	1,440
Carrying amount of land and buildings and improvements, Total	1,901
Accumulated Depreciation	$ (294)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Northbrook Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,056
Building and Improvements	8,227
Costs capitalized subsequent to acquisition	4,015
Carrying amount of land	2,056
Carrying amount of buildings and improvements	12,242
Carrying amount of land and buildings and improvements, Total	14,298
Accumulated Depreciation	$ (3,532)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | North American Markets [Member] | Northlake Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,015
Building and Improvements	13,569
Costs capitalized subsequent to acquisition	125
Carrying amount of land	5,015
Carrying amount of buildings and improvements	13,694
Carrying amount of land and buildings and improvements, Total	18,709
Accumulated Depreciation	$ (760)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | OHare Industrial Portfolio [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 3,455
Building and Improvements	8,724
Costs capitalized subsequent to acquisition	216
Carrying amount of land	3,455
Carrying amount of buildings and improvements	8,940
Carrying amount of land and buildings and improvements, Total	12,395
Accumulated Depreciation	$ (2,387)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Palatine Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 497
Building and Improvements	2,723
Costs capitalized subsequent to acquisition	299
Carrying amount of land	497
Carrying amount of buildings and improvements	3,022
Carrying amount of land and buildings and improvements, Total	3,519
Accumulated Depreciation	$ (200)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Pleasant Prairie Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,293
Building and Improvements	16,321
Costs capitalized subsequent to acquisition	3,597
Carrying amount of land	3,293
Carrying amount of buildings and improvements	19,918
Carrying amount of land and buildings and improvements, Total	23,211
Accumulated Depreciation	$ (7,053)
Date of Construction/ Acquisition	1999, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Remington Lakes Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,382
Building and Improvements	11,657
Costs capitalized subsequent to acquisition	901
Carrying amount of land	2,382
Carrying amount of buildings and improvements	12,558
Carrying amount of land and buildings and improvements, Total	14,940
Accumulated Depreciation	$ (2,210)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Romeoville Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 30,559
Building and Improvements	116,956
Costs capitalized subsequent to acquisition	11,527
Carrying amount of land	30,559
Carrying amount of buildings and improvements	128,483
Carrying amount of land and buildings and improvements, Total	159,042
Accumulated Depreciation	$ (38,273)
Date of Construction/ Acquisition	2005, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | S.C. Johnson & Son [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,267
Building and Improvements	15,911
Costs capitalized subsequent to acquisition	1,842
Carrying amount of land	3,152
Carrying amount of buildings and improvements	16,868
Carrying amount of land and buildings and improvements, Total	20,020
Accumulated Depreciation	$ (4,287)
Date of Construction/ Acquisition	2008
Industrial Operating Properties [Member] | North American Markets [Member] | Shiller Park Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	17
Land	$ 17,339
Building and Improvements	33,001
Costs capitalized subsequent to acquisition	3,350
Carrying amount of land	17,339
Carrying amount of buildings and improvements	36,351
Carrying amount of land and buildings and improvements, Total	53,690
Accumulated Depreciation	$ (2,363)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Touhy Cargo Terminal [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,697
Building and Improvements	8,909
Costs capitalized subsequent to acquisition	0
Carrying amount of land	2,697
Carrying amount of buildings and improvements	8,909
Carrying amount of land and buildings and improvements, Total	11,606
Accumulated Depreciation	$ (1,503)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Tower Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,050
Building and Improvements	1,279
Costs capitalized subsequent to acquisition	5
Carrying amount of land	2,050
Carrying amount of buildings and improvements	1,284
Carrying amount of land and buildings and improvements, Total	3,334
Accumulated Depreciation	$ (62)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Waukegan Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,451
Building and Improvements	9,438
Costs capitalized subsequent to acquisition	506
Carrying amount of land	2,451
Carrying amount of buildings and improvements	9,944
Carrying amount of land and buildings and improvements, Total	12,395
Accumulated Depreciation	$ (3,260)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | North American Markets [Member] | West Chicago Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,125
Building and Improvements	12,764
Costs capitalized subsequent to acquisition	4,971
Carrying amount of land	3,125
Carrying amount of buildings and improvements	17,735
Carrying amount of land and buildings and improvements, Total	20,860
Accumulated Depreciation	$ (6,425)
Date of Construction/ Acquisition	2005, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Willowbrook Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 855
Building and Improvements	3,134
Costs capitalized subsequent to acquisition	23
Carrying amount of land	855
Carrying amount of buildings and improvements	3,157
Carrying amount of land and buildings and improvements, Total	4,012
Accumulated Depreciation	$ (337)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Windsor Court [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 635
Building and Improvements	3,493
Costs capitalized subsequent to acquisition	536
Carrying amount of land	635
Carrying amount of buildings and improvements	4,029
Carrying amount of land and buildings and improvements, Total	4,664
Accumulated Depreciation	$ (880)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Woodale Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 263
Building and Improvements	1,490
Costs capitalized subsequent to acquisition	599
Carrying amount of land	263
Carrying amount of buildings and improvements	2,089
Carrying amount of land and buildings and improvements, Total	2,352
Accumulated Depreciation	$ (1,454)
Date of Construction/ Acquisition	1997
Industrial Operating Properties [Member] | North American Markets [Member] | Woodridge Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	15
Land	$ 49,943
Building and Improvements	215,504
Costs capitalized subsequent to acquisition	27,177
Carrying amount of land	53,310
Carrying amount of buildings and improvements	239,314
Carrying amount of land and buildings and improvements, Total	292,624
Accumulated Depreciation	$ (83,241)
Date of Construction/ Acquisition	2005, 2007, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Yohan Industrial Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,219
Building and Improvements	12,306
Costs capitalized subsequent to acquisition	1,685
Carrying amount of land	4,219
Carrying amount of buildings and improvements	13,991
Carrying amount of land and buildings and improvements, Total	18,210
Accumulated Depreciation	$ (2,937)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Airpark Distribution Center [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 5,851
Building and Improvements	21,846
Costs capitalized subsequent to acquisition	15,049
Carrying amount of land	6,831
Carrying amount of buildings and improvements	35,915
Carrying amount of land and buildings and improvements, Total	42,746
Accumulated Depreciation	$ (10,495)
Date of Construction/ Acquisition	1996, 2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | DAY Cargo Center [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 0
Building and Improvements	4,749
Costs capitalized subsequent to acquisition	671
Carrying amount of land	0
Carrying amount of buildings and improvements	5,420
Carrying amount of land and buildings and improvements, Total	5,420
Accumulated Depreciation	$ (2,388)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Fairfield Commercial Center [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,526
Building and Improvements	10,110
Costs capitalized subsequent to acquisition	105
Carrying amount of land	2,526
Carrying amount of buildings and improvements	10,215
Carrying amount of land and buildings and improvements, Total	12,741
Accumulated Depreciation	$ (870)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Gateway International Distribution Center [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,676
Building and Improvements	0
Costs capitalized subsequent to acquisition	18,534
Carrying amount of land	2,695
Carrying amount of buildings and improvements	18,515
Carrying amount of land and buildings and improvements, Total	21,210
Accumulated Depreciation	$ (445)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Monroe Park [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,222
Building and Improvements	29,606
Costs capitalized subsequent to acquisition	506
Carrying amount of land	7,222
Carrying amount of buildings and improvements	30,112
Carrying amount of land and buildings and improvements, Total	37,334
Accumulated Depreciation	$ (2,547)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Mosteller Distribution Center [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 921
Building and Improvements	3,888
Costs capitalized subsequent to acquisition	165
Carrying amount of land	921
Carrying amount of buildings and improvements	4,053
Carrying amount of land and buildings and improvements, Total	4,974
Accumulated Depreciation	$ (379)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Park I-275 [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 15,939
Building and Improvements	61,886
Costs capitalized subsequent to acquisition	3,815
Carrying amount of land	15,939
Carrying amount of buildings and improvements	65,701
Carrying amount of land and buildings and improvements, Total	81,640
Accumulated Depreciation	$ (9,244)
Date of Construction/ Acquisition	2008, 2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Sharonville Distribution Center [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,202
Building and Improvements	0
Costs capitalized subsequent to acquisition	15,838
Carrying amount of land	2,424
Carrying amount of buildings and improvements	14,616
Carrying amount of land and buildings and improvements, Total	17,040
Accumulated Depreciation	$ (7,486)
Date of Construction/ Acquisition	1997
Industrial Operating Properties [Member] | North American Markets [Member] | West Chester Commercial Park I [Member] | Cincinnati, Ohio [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,366
Building and Improvements	13,877
Costs capitalized subsequent to acquisition	3,203
Carrying amount of land	3,366
Carrying amount of buildings and improvements	17,080
Carrying amount of land and buildings and improvements, Total	20,446
Accumulated Depreciation	$ (2,581)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Alum Creek Distribution Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,945
Building and Improvements	33,239
Costs capitalized subsequent to acquisition	321
Carrying amount of land	3,945
Carrying amount of buildings and improvements	33,560
Carrying amount of land and buildings and improvements, Total	37,505
Accumulated Depreciation	$ (1,871)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Brookham Distribution Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,964
Building and Improvements	23,858
Costs capitalized subsequent to acquisition	5,130
Carrying amount of land	5,965
Carrying amount of buildings and improvements	28,987
Carrying amount of land and buildings and improvements, Total	34,952
Accumulated Depreciation	$ (12,576)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Capital Park South Distribution Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 10,077
Building and Improvements	39,631
Costs capitalized subsequent to acquisition	32,697
Carrying amount of land	10,470
Carrying amount of buildings and improvements	71,935
Carrying amount of land and buildings and improvements, Total	82,405
Accumulated Depreciation	$ (24,153)
Date of Construction/ Acquisition	1996, 2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Columbus West Industrial Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 427
Building and Improvements	2,407
Costs capitalized subsequent to acquisition	202
Carrying amount of land	427
Carrying amount of buildings and improvements	2,609
Carrying amount of land and buildings and improvements, Total	3,036
Accumulated Depreciation	$ (298)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Corporate Park West [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 633
Building and Improvements	3,583
Costs capitalized subsequent to acquisition	89
Carrying amount of land	633
Carrying amount of buildings and improvements	3,672
Carrying amount of land and buildings and improvements, Total	4,305
Accumulated Depreciation	$ (327)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Crosswinds Distribution Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,058
Building and Improvements	17,758
Costs capitalized subsequent to acquisition	500
Carrying amount of land	3,058
Carrying amount of buildings and improvements	18,258
Carrying amount of land and buildings and improvements, Total	21,316
Accumulated Depreciation	$ (1,666)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Etna Distribution Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,840
Building and Improvements	33,734
Costs capitalized subsequent to acquisition	1,055
Carrying amount of land	5,840
Carrying amount of buildings and improvements	34,789
Carrying amount of land and buildings and improvements, Total	40,629
Accumulated Depreciation	$ (2,954)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | International Street Commercial Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,503
Building and Improvements	6,356
Costs capitalized subsequent to acquisition	483
Carrying amount of land	1,503
Carrying amount of buildings and improvements	6,839
Carrying amount of land and buildings and improvements, Total	8,342
Accumulated Depreciation	$ (1,312)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | South Park Distribution Center [Member] | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,343
Building and Improvements	15,182
Costs capitalized subsequent to acquisition	3,627
Carrying amount of land	3,343
Carrying amount of buildings and improvements	18,809
Carrying amount of land and buildings and improvements, Total	22,152
Accumulated Depreciation	$ (9,453)
Date of Construction/ Acquisition	1999, 2005
Industrial Operating Properties [Member] | North American Markets [Member] | South Park Distribution Center [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 11,834
Building and Improvements	47,335
Costs capitalized subsequent to acquisition	1,583
Carrying amount of land	11,834
Carrying amount of buildings and improvements	48,918
Carrying amount of land and buildings and improvements, Total	60,752
Accumulated Depreciation	$ (5,019)
Date of Construction/ Acquisition	2013
Industrial Operating Properties [Member] | North American Markets [Member] | Westpointe Distribution Center | Columbus Ohio | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,446
Building and Improvements	7,601
Costs capitalized subsequent to acquisition	1,764
Carrying amount of land	1,446
Carrying amount of buildings and improvements	9,365
Carrying amount of land and buildings and improvements, Total	10,811
Accumulated Depreciation	$ (4,312)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | North American Markets [Member] | Arlington Corporate Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 9,380
Building and Improvements	41,744
Costs capitalized subsequent to acquisition	450
Carrying amount of land	9,380
Carrying amount of buildings and improvements	42,194
Carrying amount of land and buildings and improvements, Total	51,574
Accumulated Depreciation	$ (5,320)
Date of Construction/ Acquisition	2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Dallas Corporate Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 6,449
Building and Improvements	5,441
Costs capitalized subsequent to acquisition	35,845
Carrying amount of land	6,645
Carrying amount of buildings and improvements	41,090
Carrying amount of land and buildings and improvements, Total	47,735
Accumulated Depreciation	$ (21,109)
Date of Construction/ Acquisition	1996, 1997, 1998, 1999, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Dallas Corporate Center North Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 6,014
Building and Improvements	0
Costs capitalized subsequent to acquisition	20,152
Carrying amount of land	5,990
Carrying amount of buildings and improvements	20,176
Carrying amount of land and buildings and improvements, Total	26,166
Accumulated Depreciation	$ (301)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | DFW Cargo Center 1 [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	35,117
Costs capitalized subsequent to acquisition	1,284
Carrying amount of land	0
Carrying amount of buildings and improvements	36,401
Carrying amount of land and buildings and improvements, Total	36,401
Accumulated Depreciation	$ (8,082)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | DFW Cargo Center 2 [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	27,916
Costs capitalized subsequent to acquisition	221
Carrying amount of land	0
Carrying amount of buildings and improvements	28,137
Carrying amount of land and buildings and improvements, Total	28,137
Accumulated Depreciation	$ (5,964)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | DFW Cargo Center East [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 0
Building and Improvements	19,730
Costs capitalized subsequent to acquisition	367
Carrying amount of land	0
Carrying amount of buildings and improvements	20,097
Carrying amount of land and buildings and improvements, Total	20,097
Accumulated Depreciation	$ (7,001)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | DFW Logistics Center 6 [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,010
Building and Improvements	8,153
Costs capitalized subsequent to acquisition	580
Carrying amount of land	2,010
Carrying amount of buildings and improvements	8,733
Carrying amount of land and buildings and improvements, Total	10,743
Accumulated Depreciation	$ (418)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Flower Mound Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,157
Building and Improvements	20,991
Costs capitalized subsequent to acquisition	2,588
Carrying amount of land	5,157
Carrying amount of buildings and improvements	23,579
Carrying amount of land and buildings and improvements, Total	28,736
Accumulated Depreciation	$ (8,198)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | North American Markets [Member] | Frankford Trade Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 6,882
Building and Improvements	27,530
Costs capitalized subsequent to acquisition	807
Carrying amount of land	6,882
Carrying amount of buildings and improvements	28,337
Carrying amount of land and buildings and improvements, Total	35,219
Accumulated Depreciation	$ (938)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Freeport Corporate Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 15,965
Building and Improvements	63,935
Costs capitalized subsequent to acquisition	9,665
Carrying amount of land	15,872
Carrying amount of buildings and improvements	73,693
Carrying amount of land and buildings and improvements, Total	89,565
Accumulated Depreciation	$ (9,737)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Freeport Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 1,393
Building and Improvements	5,549
Costs capitalized subsequent to acquisition	6,289
Carrying amount of land	1,440
Carrying amount of buildings and improvements	11,791
Carrying amount of land and buildings and improvements, Total	13,231
Accumulated Depreciation	$ (7,219)
Date of Construction/ Acquisition	1996, 1997, 1998
Industrial Operating Properties [Member] | North American Markets [Member] | Gold Spike Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,629
Building and Improvements	0
Costs capitalized subsequent to acquisition	18,094
Carrying amount of land	3,629
Carrying amount of buildings and improvements	18,094
Carrying amount of land and buildings and improvements, Total	21,723
Accumulated Depreciation	$ (334)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Great Southwest Corporate Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,476
Building and Improvements	18,358
Costs capitalized subsequent to acquisition	455
Carrying amount of land	4,476
Carrying amount of buildings and improvements	18,813
Carrying amount of land and buildings and improvements, Total	23,289
Accumulated Depreciation	$ (1,625)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Great Southwest Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	22
Land	$ 44,349
Building and Improvements	190,068
Costs capitalized subsequent to acquisition	26,195
Carrying amount of land	44,454
Carrying amount of buildings and improvements	216,158
Carrying amount of land and buildings and improvements, Total	260,612
Accumulated Depreciation	$ (67,964)
Date of Construction/ Acquisition	1995, 1996, 1997, 1999, 2000, 2005, 2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Greater Dallas Industrial Portfolio [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,525
Building and Improvements	16,375
Costs capitalized subsequent to acquisition	1,713
Carrying amount of land	3,525
Carrying amount of buildings and improvements	18,088
Carrying amount of land and buildings and improvements, Total	21,613
Accumulated Depreciation	$ (4,066)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Heritage Business Park [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 20,153
Building and Improvements	93,145
Costs capitalized subsequent to acquisition	29,179
Carrying amount of land	20,153
Carrying amount of buildings and improvements	122,324
Carrying amount of land and buildings and improvements, Total	142,477
Accumulated Depreciation	$ (5,187)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Lonestar Portfolio [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,396
Building and Improvements	7,839
Costs capitalized subsequent to acquisition	2,774
Carrying amount of land	2,396
Carrying amount of buildings and improvements	10,613
Carrying amount of land and buildings and improvements, Total	13,009
Accumulated Depreciation	$ (2,655)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Mesquite Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 8,355
Building and Improvements	34,609
Costs capitalized subsequent to acquisition	1,247
Carrying amount of land	8,355
Carrying amount of buildings and improvements	35,856
Carrying amount of land and buildings and improvements, Total	44,211
Accumulated Depreciation	$ (4,450)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Northgate Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 13,001
Building and Improvements	62,062
Costs capitalized subsequent to acquisition	9,361
Carrying amount of land	13,488
Carrying amount of buildings and improvements	70,936
Carrying amount of land and buildings and improvements, Total	84,424
Accumulated Depreciation	$ (23,775)
Date of Construction/ Acquisition	1999, 2005, 2008, 2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Park 121 Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,888
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,628
Carrying amount of land	7,662
Carrying amount of buildings and improvements	13,854
Carrying amount of land and buildings and improvements, Total	21,516
Accumulated Depreciation	$ (217)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Riverside Drive Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,107
Building and Improvements	14,919
Costs capitalized subsequent to acquisition	74
Carrying amount of land	5,107
Carrying amount of buildings and improvements	14,993
Carrying amount of land and buildings and improvements, Total	20,100
Accumulated Depreciation	$ (1,020)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | ST Micro Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,429
Building and Improvements	0
Costs capitalized subsequent to acquisition	17,317
Carrying amount of land	4,026
Carrying amount of buildings and improvements	15,720
Carrying amount of land and buildings and improvements, Total	19,746
Accumulated Depreciation	$ (96)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Stemmons Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 272
Building and Improvements	1,544
Costs capitalized subsequent to acquisition	1,018
Carrying amount of land	272
Carrying amount of buildings and improvements	2,562
Carrying amount of land and buildings and improvements, Total	2,834
Accumulated Depreciation	$ (1,887)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | Stemmons Industrial Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 1,653
Building and Improvements	10,526
Costs capitalized subsequent to acquisition	6,697
Carrying amount of land	1,653
Carrying amount of buildings and improvements	17,223
Carrying amount of land and buildings and improvements, Total	18,876
Accumulated Depreciation	$ (12,552)
Date of Construction/ Acquisition	1994, 1995, 1996, 1999
Industrial Operating Properties [Member] | North American Markets [Member] | Trinity Mills Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 735
Building and Improvements	3,774
Costs capitalized subsequent to acquisition	1,114
Carrying amount of land	735
Carrying amount of buildings and improvements	4,888
Carrying amount of land and buildings and improvements, Total	5,623
Accumulated Depreciation	$ (2,907)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Valwood Business Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 4,679
Building and Improvements	19,195
Costs capitalized subsequent to acquisition	1,762
Carrying amount of land	4,679
Carrying amount of buildings and improvements	20,957
Carrying amount of land and buildings and improvements, Total	25,636
Accumulated Depreciation	$ (6,034)
Date of Construction/ Acquisition	2001, 2006, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Valwood Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 4,742
Building and Improvements	20,629
Costs capitalized subsequent to acquisition	1,860
Carrying amount of land	4,742
Carrying amount of buildings and improvements	22,489
Carrying amount of land and buildings and improvements, Total	27,231
Accumulated Depreciation	$ (5,039)
Date of Construction/ Acquisition	1999, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Valwood Industrial Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,802
Building and Improvements	9,658
Costs capitalized subsequent to acquisition	958
Carrying amount of land	1,802
Carrying amount of buildings and improvements	10,616
Carrying amount of land and buildings and improvements, Total	12,418
Accumulated Depreciation	$ (2,564)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Watersridge Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,939
Building and Improvements	11,365
Costs capitalized subsequent to acquisition	103
Carrying amount of land	1,939
Carrying amount of buildings and improvements	11,468
Carrying amount of land and buildings and improvements, Total	13,407
Accumulated Depreciation	$ (622)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Denver Business Center [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,142
Building and Improvements	13,396
Costs capitalized subsequent to acquisition	830
Carrying amount of land	3,142
Carrying amount of buildings and improvements	14,226
Carrying amount of land and buildings and improvements, Total	17,368
Accumulated Depreciation	$ (2,507)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Havana Distribution Center [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,421
Building and Improvements	5,657
Costs capitalized subsequent to acquisition	330
Carrying amount of land	1,421
Carrying amount of buildings and improvements	5,987
Carrying amount of land and buildings and improvements, Total	7,408
Accumulated Depreciation	$ (700)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Pagosa Distribution Center [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 398
Building and Improvements	2,322
Costs capitalized subsequent to acquisition	1,993
Carrying amount of land	398
Carrying amount of buildings and improvements	4,315
Carrying amount of land and buildings and improvements, Total	4,713
Accumulated Depreciation	$ (3,249)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Peoria Distribution Center [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,129
Building and Improvements	16,593
Costs capitalized subsequent to acquisition	160
Carrying amount of land	4,129
Carrying amount of buildings and improvements	16,753
Carrying amount of land and buildings and improvements, Total	20,882
Accumulated Depreciation	$ (1,392)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Stapleton Business Center North [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 8,930
Building and Improvements	0
Costs capitalized subsequent to acquisition	32,664
Carrying amount of land	7,230
Carrying amount of buildings and improvements	34,364
Carrying amount of land and buildings and improvements, Total	41,594
Accumulated Depreciation	$ (1,869)
Date of Construction/ Acquisition	2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Stapleton Business Center [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	12
Land	$ 34,634
Building and Improvements	139,257
Costs capitalized subsequent to acquisition	12,215
Carrying amount of land	34,635
Carrying amount of buildings and improvements	151,471
Carrying amount of land and buildings and improvements, Total	186,106
Accumulated Depreciation	$ (58,668)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Upland Distribution Center [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 4,064
Building and Improvements	19,035
Costs capitalized subsequent to acquisition	6,180
Carrying amount of land	4,077
Carrying amount of buildings and improvements	25,202
Carrying amount of land and buildings and improvements, Total	29,279
Accumulated Depreciation	$ (7,295)
Date of Construction/ Acquisition	1994, 1995, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Upland Distribution Center II [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,396
Building and Improvements	5,349
Costs capitalized subsequent to acquisition	2,183
Carrying amount of land	1,409
Carrying amount of buildings and improvements	7,519
Carrying amount of land and buildings and improvements, Total	8,928
Accumulated Depreciation	$ (3,465)
Date of Construction/ Acquisition	1993, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Avondale Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,231
Building and Improvements	5,044
Costs capitalized subsequent to acquisition	451
Carrying amount of land	2,231
Carrying amount of buildings and improvements	5,495
Carrying amount of land and buildings and improvements, Total	7,726
Accumulated Depreciation	$ (306)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Blalock Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 5,032
Building and Improvements	21,983
Costs capitalized subsequent to acquisition	3,340
Carrying amount of land	5,031
Carrying amount of buildings and improvements	25,324
Carrying amount of land and buildings and improvements, Total	30,355
Accumulated Depreciation	$ (6,747)
Date of Construction/ Acquisition	2002, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Cole Creek Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,865
Building and Improvements	22,534
Costs capitalized subsequent to acquisition	298
Carrying amount of land	3,865
Carrying amount of buildings and improvements	22,832
Carrying amount of land and buildings and improvements, Total	26,697
Accumulated Depreciation	$ (1,111)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | IAH Cargo Center 1 [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	13,267
Costs capitalized subsequent to acquisition	546
Carrying amount of land	0
Carrying amount of buildings and improvements	13,813
Carrying amount of land and buildings and improvements, Total	13,813
Accumulated Depreciation	$ (1,813)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Jersey Village Corporate Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 17,971
Building and Improvements	73,062
Costs capitalized subsequent to acquisition	2,905
Carrying amount of land	17,830
Carrying amount of buildings and improvements	76,108
Carrying amount of land and buildings and improvements, Total	93,938
Accumulated Depreciation	$ (9,957)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Kempwood Business Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 1,746
Building and Improvements	9,894
Costs capitalized subsequent to acquisition	3,819
Carrying amount of land	1,746
Carrying amount of buildings and improvements	13,713
Carrying amount of land and buildings and improvements, Total	15,459
Accumulated Depreciation	$ (7,878)
Date of Construction/ Acquisition	2001
Industrial Operating Properties [Member] | North American Markets [Member] | Perimeter Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 676
Building and Improvements	4,604
Costs capitalized subsequent to acquisition	1,131
Carrying amount of land	745
Carrying amount of buildings and improvements	5,666
Carrying amount of land and buildings and improvements, Total	6,411
Accumulated Depreciation	$ (3,443)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Pine Forest Business Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 6,042
Building and Improvements	27,639
Costs capitalized subsequent to acquisition	9,861
Carrying amount of land	6,042
Carrying amount of buildings and improvements	37,500
Carrying amount of land and buildings and improvements, Total	43,542
Accumulated Depreciation	$ (18,792)
Date of Construction/ Acquisition	1993, 1995, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Pine North Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 847
Building and Improvements	4,800
Costs capitalized subsequent to acquisition	2,067
Carrying amount of land	847
Carrying amount of buildings and improvements	6,867
Carrying amount of land and buildings and improvements, Total	7,714
Accumulated Depreciation	$ (3,889)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Pinemont Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 642
Building and Improvements	3,636
Costs capitalized subsequent to acquisition	1,153
Carrying amount of land	642
Carrying amount of buildings and improvements	4,789
Carrying amount of land and buildings and improvements, Total	5,431
Accumulated Depreciation	$ (2,976)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Post Oak Business Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 2,334
Building and Improvements	11,655
Costs capitalized subsequent to acquisition	10,351
Carrying amount of land	2,334
Carrying amount of buildings and improvements	22,006
Carrying amount of land and buildings and improvements, Total	24,340
Accumulated Depreciation	$ (16,351)
Date of Construction/ Acquisition	1993, 1994, 1996
Industrial Operating Properties [Member] | North American Markets [Member] | Post Oak Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 1,522
Building and Improvements	8,758
Costs capitalized subsequent to acquisition	6,560
Carrying amount of land	1,522
Carrying amount of buildings and improvements	15,318
Carrying amount of land and buildings and improvements, Total	16,840
Accumulated Depreciation	$ (11,915)
Date of Construction/ Acquisition	1993, 1994
Industrial Operating Properties [Member] | North American Markets [Member] | Satsuma Station Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,088
Building and Improvements	22,389
Costs capitalized subsequent to acquisition	190
Carrying amount of land	3,088
Carrying amount of buildings and improvements	22,579
Carrying amount of land and buildings and improvements, Total	25,667
Accumulated Depreciation	$ (1,018)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | South Loop Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 418
Building and Improvements	1,943
Costs capitalized subsequent to acquisition	2,285
Carrying amount of land	418
Carrying amount of buildings and improvements	4,228
Carrying amount of land and buildings and improvements, Total	4,646
Accumulated Depreciation	$ (3,106)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | Sugarland Corporate Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,506
Building and Improvements	14,067
Costs capitalized subsequent to acquisition	123
Carrying amount of land	3,506
Carrying amount of buildings and improvements	14,190
Carrying amount of land and buildings and improvements, Total	17,696
Accumulated Depreciation	$ (1,173)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | West by Northwest Industrial Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 11,316
Building and Improvements	46,372
Costs capitalized subsequent to acquisition	4,386
Carrying amount of land	11,456
Carrying amount of buildings and improvements	50,618
Carrying amount of land and buildings and improvements, Total	62,074
Accumulated Depreciation	$ (9,179)
Date of Construction/ Acquisition	1993, 1994, 2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | White Street Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 469
Building and Improvements	2,656
Costs capitalized subsequent to acquisition	2,544
Carrying amount of land	469
Carrying amount of buildings and improvements	5,200
Carrying amount of land and buildings and improvements, Total	5,669
Accumulated Depreciation	$ (3,797)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | Wingfoot Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,976
Building and Improvements	8,606
Costs capitalized subsequent to acquisition	3,480
Carrying amount of land	1,976
Carrying amount of buildings and improvements	12,086
Carrying amount of land and buildings and improvements, Total	14,062
Accumulated Depreciation	$ (2,229)
Date of Construction/ Acquisition	2012, 2013
Industrial Operating Properties [Member] | North American Markets [Member] | World Houston Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,529
Building and Improvements	6,326
Costs capitalized subsequent to acquisition	91
Carrying amount of land	1,529
Carrying amount of buildings and improvements	6,417
Carrying amount of land and buildings and improvements, Total	7,946
Accumulated Depreciation	$ (950)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Airport Business Center [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,667
Building and Improvements	6,445
Costs capitalized subsequent to acquisition	464
Carrying amount of land	1,667
Carrying amount of buildings and improvements	6,909
Carrying amount of land and buildings and improvements, Total	8,576
Accumulated Depreciation	$ (577)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Airtech Park [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,305
Building and Improvements	29,001
Costs capitalized subsequent to acquisition	467
Carrying amount of land	7,305
Carrying amount of buildings and improvements	29,468
Carrying amount of land and buildings and improvements, Total	36,773
Accumulated Depreciation	$ (2,464)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Eastside Distribution Center [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 228
Building and Improvements	1,187
Costs capitalized subsequent to acquisition	2,255
Carrying amount of land	299
Carrying amount of buildings and improvements	3,371
Carrying amount of land and buildings and improvements, Total	3,670
Accumulated Depreciation	$ (2,188)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | North by Northeast Corporate Center [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,058
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,302
Carrying amount of land	1,059
Carrying amount of buildings and improvements	9,301
Carrying amount of land and buildings and improvements, Total	10,360
Accumulated Depreciation	$ (5,718)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | North Plainfield Park Distribution Center [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 8,562
Building and Improvements	34,778
Costs capitalized subsequent to acquisition	103
Carrying amount of land	8,562
Carrying amount of buildings and improvements	34,881
Carrying amount of land and buildings and improvements, Total	43,443
Accumulated Depreciation	$ (2,925)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Park 100 Industrial Center [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	16
Land	$ 9,360
Building and Improvements	38,402
Costs capitalized subsequent to acquisition	23,790
Carrying amount of land	9,360
Carrying amount of buildings and improvements	62,192
Carrying amount of land and buildings and improvements, Total	71,552
Accumulated Depreciation	$ (27,240)
Date of Construction/ Acquisition	1995, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Park 267 [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,705
Building and Improvements	15,695
Costs capitalized subsequent to acquisition	948
Carrying amount of land	3,705
Carrying amount of buildings and improvements	16,643
Carrying amount of land and buildings and improvements, Total	20,348
Accumulated Depreciation	$ (1,293)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Shadeland Industrial Center [Member] | Indianapolis, Indiana [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 428
Building and Improvements	2,431
Costs capitalized subsequent to acquisition	3,459
Carrying amount of land	429
Carrying amount of buildings and improvements	5,889
Carrying amount of land and buildings and improvements, Total	6,318
Accumulated Depreciation	$ (4,225)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | JAX Cargo Center [Member] | Jacksonville, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	2,892
Costs capitalized subsequent to acquisition	176
Carrying amount of land	0
Carrying amount of buildings and improvements	3,068
Carrying amount of land and buildings and improvements, Total	3,068
Accumulated Depreciation	$ (1,423)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | MCI Cargo Center 1 [Member] | Kansas City Kansas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	2,781
Costs capitalized subsequent to acquisition	278
Carrying amount of land	0
Carrying amount of buildings and improvements	3,059
Carrying amount of land and buildings and improvements, Total	3,059
Accumulated Depreciation	$ (2,026)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | MCI Cargo Center 2 [Member] | Kansas City Kansas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	11,630
Costs capitalized subsequent to acquisition	0
Carrying amount of land	0
Carrying amount of buildings and improvements	11,630
Carrying amount of land and buildings and improvements, Total	11,630
Accumulated Depreciation	$ (3,975)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Arrowhead Commerce Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	15
Land	$ 30,075
Building and Improvements	82,214
Costs capitalized subsequent to acquisition	2,599
Carrying amount of land	30,075
Carrying amount of buildings and improvements	84,813
Carrying amount of land and buildings and improvements, Total	114,888
Accumulated Depreciation	$ (4,433)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Cameron Business Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,963
Building and Improvements	3,626
Costs capitalized subsequent to acquisition	343
Carrying amount of land	1,963
Carrying amount of buildings and improvements	3,969
Carrying amount of land and buildings and improvements, Total	5,932
Accumulated Depreciation	$ (206)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Las Vegas Corporate Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 23,118
Building and Improvements	51,157
Costs capitalized subsequent to acquisition	1,846
Carrying amount of land	13,656
Carrying amount of buildings and improvements	62,465
Carrying amount of land and buildings and improvements, Total	76,121
Accumulated Depreciation	$ (3,813)
Date of Construction/ Acquisition	2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Montessouri Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,039
Building and Improvements	2,967
Costs capitalized subsequent to acquisition	15
Carrying amount of land	1,039
Carrying amount of buildings and improvements	2,982
Carrying amount of land and buildings and improvements, Total	4,021
Accumulated Depreciation	$ (184)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | North 15 Freeway Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,638
Building and Improvements	9,887
Costs capitalized subsequent to acquisition	1,731
Carrying amount of land	2,655
Carrying amount of buildings and improvements	11,601
Carrying amount of land and buildings and improvements, Total	14,256
Accumulated Depreciation	$ (67)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Pama Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,223
Building and Improvements	5,695
Costs capitalized subsequent to acquisition	78
Carrying amount of land	2,223
Carrying amount of buildings and improvements	5,773
Carrying amount of land and buildings and improvements, Total	7,996
Accumulated Depreciation	$ (292)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Sunrise Industrial Park [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 21,499
Building and Improvements	92,503
Costs capitalized subsequent to acquisition	19,237
Carrying amount of land	21,611
Carrying amount of buildings and improvements	111,628
Carrying amount of land and buildings and improvements, Total	133,239
Accumulated Depreciation	$ (13,142)
Date of Construction/ Acquisition	2011, 2013, 2014, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Valley View Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,420
Building and Improvements	258
Costs capitalized subsequent to acquisition	8
Carrying amount of land	2,420
Carrying amount of buildings and improvements	266
Carrying amount of land and buildings and improvements, Total	2,686
Accumulated Depreciation	$ (168)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Warm Springs Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 8,897
Building and Improvements	39,055
Costs capitalized subsequent to acquisition	606
Carrying amount of land	8,897
Carrying amount of buildings and improvements	39,661
Carrying amount of land and buildings and improvements, Total	48,558
Accumulated Depreciation	$ (2,104)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | West One Business Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 2,468
Building and Improvements	13,985
Costs capitalized subsequent to acquisition	5,614
Carrying amount of land	2,468
Carrying amount of buildings and improvements	19,599
Carrying amount of land and buildings and improvements, Total	22,067
Accumulated Depreciation	$ (13,436)
Date of Construction/ Acquisition	1996
Industrial Operating Properties [Member] | North American Markets [Member] | Cedar Grove Distribution Center [Member] | Louisville, Kentucky [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 20,697
Building and Improvements	105,257
Costs capitalized subsequent to acquisition	4,238
Carrying amount of land	20,696
Carrying amount of buildings and improvements	109,496
Carrying amount of land and buildings and improvements, Total	130,192
Accumulated Depreciation	$ (17,257)
Date of Construction/ Acquisition	2005, 2008, 2012, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Commerce Crossings Distribution Center | Louisville, Kentucky [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,912
Building and Improvements	7,649
Costs capitalized subsequent to acquisition	284
Carrying amount of land	1,912
Carrying amount of buildings and improvements	7,933
Carrying amount of land and buildings and improvements, Total	9,845
Accumulated Depreciation	$ (3,018)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | I-65 Meyer Distribution Center [Member] | Louisville, Kentucky [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 9,557
Building and Improvements	32,334
Costs capitalized subsequent to acquisition	25,882
Carrying amount of land	9,864
Carrying amount of buildings and improvements	57,909
Carrying amount of land and buildings and improvements, Total	67,773
Accumulated Depreciation	$ (11,615)
Date of Construction/ Acquisition	2006, 2012, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | New Cut Road Distribution Center [Member] | Louisville, Kentucky [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,711
Building and Improvements	11,694
Costs capitalized subsequent to acquisition	803
Carrying amount of land	2,711
Carrying amount of buildings and improvements	12,497
Carrying amount of land and buildings and improvements, Total	15,208
Accumulated Depreciation	$ (2,436)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | River Ridge Distribution Center [Member] | Louisville, Kentucky [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 8,102
Building and Improvements	69,329
Costs capitalized subsequent to acquisition	303
Carrying amount of land	8,102
Carrying amount of buildings and improvements	69,632
Carrying amount of land and buildings and improvements, Total	77,734
Accumulated Depreciation	$ (3,044)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Delp Distribution Center [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 1,068
Building and Improvements	10,546
Costs capitalized subsequent to acquisition	1,036
Carrying amount of land	1,068
Carrying amount of buildings and improvements	11,582
Carrying amount of land and buildings and improvements, Total	12,650
Accumulated Depreciation	$ (8,384)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | DeSoto Distribution Center [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 7,225
Building and Improvements	4,136
Costs capitalized subsequent to acquisition	35,967
Carrying amount of land	6,778
Carrying amount of buildings and improvements	40,550
Carrying amount of land and buildings and improvements, Total	47,328
Accumulated Depreciation	$ (9,042)
Date of Construction/ Acquisition	2007, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Memphis Industrial Park [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,252
Building and Improvements	14,448
Costs capitalized subsequent to acquisition	1,693
Carrying amount of land	3,252
Carrying amount of buildings and improvements	16,141
Carrying amount of land and buildings and improvements, Total	19,393
Accumulated Depreciation	$ (3,114)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Olive Branch Distribution Center [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,719
Building and Improvements	31,134
Costs capitalized subsequent to acquisition	443
Carrying amount of land	6,719
Carrying amount of buildings and improvements	31,577
Carrying amount of land and buildings and improvements, Total	38,296
Accumulated Depreciation	$ (6,611)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Willow Lake Distribution Center [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 613
Building and Improvements	3,474
Costs capitalized subsequent to acquisition	109
Carrying amount of land	613
Carrying amount of buildings and improvements	3,583
Carrying amount of land and buildings and improvements, Total	4,196
Accumulated Depreciation	$ (2,313)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Centre Pointe Distribution Center [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 7,507
Building and Improvements	15,042
Costs capitalized subsequent to acquisition	16,220
Carrying amount of land	9,067
Carrying amount of buildings and improvements	29,702
Carrying amount of land and buildings and improvements, Total	38,769
Accumulated Depreciation	$ (1,801)
Date of Construction/ Acquisition	2013, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Elam Farms Park [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,097
Building and Improvements	8,386
Costs capitalized subsequent to acquisition	1,928
Carrying amount of land	2,097
Carrying amount of buildings and improvements	10,314
Carrying amount of land and buildings and improvements, Total	12,411
Accumulated Depreciation	$ (1,758)
Date of Construction/ Acquisition	2013
Industrial Operating Properties [Member] | North American Markets [Member] | I-40 Industrial Center [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 3,075
Building and Improvements	15,333
Costs capitalized subsequent to acquisition	5,611
Carrying amount of land	3,075
Carrying amount of buildings and improvements	20,944
Carrying amount of land and buildings and improvements, Total	24,019
Accumulated Depreciation	$ (9,101)
Date of Construction/ Acquisition	1995, 1996, 1999, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Interchange City Distribution Center [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 11,460
Building and Improvements	49,472
Costs capitalized subsequent to acquisition	6,184
Carrying amount of land	11,460
Carrying amount of buildings and improvements	55,656
Carrying amount of land and buildings and improvements, Total	67,116
Accumulated Depreciation	$ (8,538)
Date of Construction/ Acquisition	1999, 2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Nashville North Distribution Center [Member] | Nashville, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 6,194
Building and Improvements	44,587
Costs capitalized subsequent to acquisition	839
Carrying amount of land	6,194
Carrying amount of buildings and improvements	45,426
Carrying amount of land and buildings and improvements, Total	51,620
Accumulated Depreciation	$ (2,479)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Brunswick Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 870
Building and Improvements	4,928
Costs capitalized subsequent to acquisition	3,665
Carrying amount of land	870
Carrying amount of buildings and improvements	8,593
Carrying amount of land and buildings and improvements, Total	9,463
Accumulated Depreciation	$ (5,681)
Date of Construction/ Acquisition	1997
Industrial Operating Properties [Member] | North American Markets [Member] | Carteret Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 39,148
Building and Improvements	109,124
Costs capitalized subsequent to acquisition	892
Carrying amount of land	39,148
Carrying amount of buildings and improvements	110,016
Carrying amount of land and buildings and improvements, Total	149,164
Accumulated Depreciation	$ (6,225)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | CenterPoint Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,839
Building and Improvements	12,490
Costs capitalized subsequent to acquisition	1,851
Carrying amount of land	2,839
Carrying amount of buildings and improvements	14,341
Carrying amount of land and buildings and improvements, Total	17,180
Accumulated Depreciation	$ (3,314)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Clifton Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 8,064
Building and Improvements	12,096
Costs capitalized subsequent to acquisition	2,555
Carrying amount of land	8,064
Carrying amount of buildings and improvements	14,651
Carrying amount of land and buildings and improvements, Total	22,715
Accumulated Depreciation	$ (3,165)
Date of Construction/ Acquisition	2010
Industrial Operating Properties [Member] | North American Markets [Member] | Cranbury Business Park [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 43,056
Building and Improvements	91,129
Costs capitalized subsequent to acquisition	4,561
Carrying amount of land	43,056
Carrying amount of buildings and improvements	95,690
Carrying amount of land and buildings and improvements, Total	138,746
Accumulated Depreciation	$ (13,029)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Dellamor [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 6,710
Building and Improvements	35,478
Costs capitalized subsequent to acquisition	2,669
Carrying amount of land	6,710
Carrying amount of buildings and improvements	38,147
Carrying amount of land and buildings and improvements, Total	44,857
Accumulated Depreciation	$ (9,617)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Docks Corner SG (Phase II) [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 16,232
Building and Improvements	19,264
Costs capitalized subsequent to acquisition	7,270
Carrying amount of land	16,232
Carrying amount of buildings and improvements	26,534
Carrying amount of land and buildings and improvements, Total	42,766
Accumulated Depreciation	$ (9,747)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Edison Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 30,610
Building and Improvements	52,190
Costs capitalized subsequent to acquisition	11,042
Carrying amount of land	30,610
Carrying amount of buildings and improvements	63,232
Carrying amount of land and buildings and improvements, Total	93,842
Accumulated Depreciation	$ (1,789)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Elizabeth Seaport II [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 37,325
Building and Improvements	0
Costs capitalized subsequent to acquisition	38,131
Carrying amount of land	40,896
Carrying amount of buildings and improvements	34,560
Carrying amount of land and buildings and improvements, Total	75,456
Accumulated Depreciation	$ (49)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Exit 10 Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 35,289
Building and Improvements	147,492
Costs capitalized subsequent to acquisition	12,715
Carrying amount of land	35,289
Carrying amount of buildings and improvements	160,207
Carrying amount of land and buildings and improvements, Total	195,496
Accumulated Depreciation	$ (53,850)
Date of Construction/ Acquisition	2005, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Exit 7 Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 35,728
Building and Improvements	117,157
Costs capitalized subsequent to acquisition	753
Carrying amount of land	35,728
Carrying amount of buildings and improvements	117,910
Carrying amount of land and buildings and improvements, Total	153,638
Accumulated Depreciation	$ (5,139)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Exit 8A Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 21,164
Building and Improvements	85,257
Costs capitalized subsequent to acquisition	4,876
Carrying amount of land	21,164
Carrying amount of buildings and improvements	90,133
Carrying amount of land and buildings and improvements, Total	111,297
Accumulated Depreciation	$ (20,304)
Date of Construction/ Acquisition	2005, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Franklin Commerce Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 9,304
Building and Improvements	23,768
Costs capitalized subsequent to acquisition	502
Carrying amount of land	9,304
Carrying amount of buildings and improvements	24,270
Carrying amount of land and buildings and improvements, Total	33,574
Accumulated Depreciation	$ (4,090)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Gourmet Lane Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 13,099
Building and Improvements	23,539
Costs capitalized subsequent to acquisition	1,167
Carrying amount of land	13,099
Carrying amount of buildings and improvements	24,706
Carrying amount of land and buildings and improvements, Total	37,805
Accumulated Depreciation	$ (856)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Highway 17 55 Madis [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,937
Building and Improvements	13,477
Costs capitalized subsequent to acquisition	1,115
Carrying amount of land	2,937
Carrying amount of buildings and improvements	14,592
Carrying amount of land and buildings and improvements, Total	17,529
Accumulated Depreciation	$ (3,582)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Interstate Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 30,188
Building and Improvements	76,705
Costs capitalized subsequent to acquisition	902
Carrying amount of land	30,188
Carrying amount of buildings and improvements	77,607
Carrying amount of land and buildings and improvements, Total	107,795
Accumulated Depreciation	$ (3,682)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | JFK Cargo Center 75_77 [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 0
Building and Improvements	35,916
Costs capitalized subsequent to acquisition	5,489
Carrying amount of land	0
Carrying amount of buildings and improvements	41,405
Carrying amount of land and buildings and improvements, Total	41,405
Accumulated Depreciation	$ (19,902)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Kilmer Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 2,526
Building and Improvements	14,313
Costs capitalized subsequent to acquisition	5,007
Carrying amount of land	2,526
Carrying amount of buildings and improvements	19,320
Carrying amount of land and buildings and improvements, Total	21,846
Accumulated Depreciation	$ (12,851)
Date of Construction/ Acquisition	1996
Industrial Operating Properties [Member] | North American Markets [Member] | Liberty Log Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,273
Building and Improvements	24,029
Costs capitalized subsequent to acquisition	372
Carrying amount of land	3,273
Carrying amount of buildings and improvements	24,401
Carrying amount of land and buildings and improvements, Total	27,674
Accumulated Depreciation	$ (3,771)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Linden Industrial Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 17,332
Building and Improvements	24,264
Costs capitalized subsequent to acquisition	1,397
Carrying amount of land	17,332
Carrying amount of buildings and improvements	25,661
Carrying amount of land and buildings and improvements, Total	42,993
Accumulated Depreciation	$ (920)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Lister Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 16,855
Building and Improvements	21,802
Costs capitalized subsequent to acquisition	1,422
Carrying amount of land	16,855
Carrying amount of buildings and improvements	23,224
Carrying amount of land and buildings and improvements, Total	40,079
Accumulated Depreciation	$ (768)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Maspeth Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 23,784
Building and Improvements	10,849
Costs capitalized subsequent to acquisition	278
Carrying amount of land	23,784
Carrying amount of buildings and improvements	11,127
Carrying amount of land and buildings and improvements, Total	34,911
Accumulated Depreciation	$ (364)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Meadow Lane [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,036
Building and Improvements	6,388
Costs capitalized subsequent to acquisition	27
Carrying amount of land	1,036
Carrying amount of buildings and improvements	6,415
Carrying amount of land and buildings and improvements, Total	7,451
Accumulated Depreciation	$ (1,518)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowland Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 26,379
Building and Improvements	83,224
Costs capitalized subsequent to acquisition	7,428
Carrying amount of land	26,379
Carrying amount of buildings and improvements	90,652
Carrying amount of land and buildings and improvements, Total	117,031
Accumulated Depreciation	$ (25,559)
Date of Construction/ Acquisition	2005, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowland Industrial Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 4,190
Building and Improvements	13,469
Costs capitalized subsequent to acquisition	20,655
Carrying amount of land	4,190
Carrying amount of buildings and improvements	34,124
Carrying amount of land and buildings and improvements, Total	38,314
Accumulated Depreciation	$ (22,140)
Date of Construction/ Acquisition	1996, 1998
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowlands ALFII [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,972
Building and Improvements	18,895
Costs capitalized subsequent to acquisition	3,427
Carrying amount of land	3,972
Carrying amount of buildings and improvements	22,322
Carrying amount of land and buildings and improvements, Total	26,294
Accumulated Depreciation	$ (4,846)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowlands Park [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 6,898
Building and Improvements	41,471
Costs capitalized subsequent to acquisition	1,998
Carrying amount of land	6,898
Carrying amount of buildings and improvements	43,469
Carrying amount of land and buildings and improvements, Total	50,367
Accumulated Depreciation	$ (10,405)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Mooncreek Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,319
Building and Improvements	13,422
Costs capitalized subsequent to acquisition	15
Carrying amount of land	3,319
Carrying amount of buildings and improvements	13,437
Carrying amount of land and buildings and improvements, Total	16,756
Accumulated Depreciation	$ (3,429)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Murray Hill Parkway [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,907
Building and Improvements	12,040
Costs capitalized subsequent to acquisition	525
Carrying amount of land	2,907
Carrying amount of buildings and improvements	12,565
Carrying amount of land and buildings and improvements, Total	15,472
Accumulated Depreciation	$ (2,655)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Newark Airport I and II [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 19,045
Building and Improvements	21,936
Costs capitalized subsequent to acquisition	901
Carrying amount of land	19,045
Carrying amount of buildings and improvements	22,837
Carrying amount of land and buildings and improvements, Total	41,882
Accumulated Depreciation	$ (1,882)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Orchard Hill | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 678
Building and Improvements	3,756
Costs capitalized subsequent to acquisition	20
Carrying amount of land	678
Carrying amount of buildings and improvements	3,776
Carrying amount of land and buildings and improvements, Total	4,454
Accumulated Depreciation	$ (955)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Pennsauken Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 192
Building and Improvements	959
Costs capitalized subsequent to acquisition	655
Carrying amount of land	203
Carrying amount of buildings and improvements	1,603
Carrying amount of land and buildings and improvements, Total	1,806
Accumulated Depreciation	$ (958)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Perth Amboy Corporate Park [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 54,701
Building and Improvements	66,534
Costs capitalized subsequent to acquisition	4,365
Carrying amount of land	54,701
Carrying amount of buildings and improvements	70,899
Carrying amount of land and buildings and improvements, Total	125,600
Accumulated Depreciation	$ (2,554)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Port Reading Business Park [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 211,931
Building and Improvements	256,740
Costs capitalized subsequent to acquisition	119,387
Carrying amount of land	201,814
Carrying amount of buildings and improvements	386,244
Carrying amount of land and buildings and improvements, Total	588,058
Accumulated Depreciation	$ (27,772)
Date of Construction/ Acquisition	2005, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Ports Jersey City Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 34,133
Building and Improvements	0
Costs capitalized subsequent to acquisition	61,057
Carrying amount of land	34,504
Carrying amount of buildings and improvements	60,686
Carrying amount of land and buildings and improvements, Total	95,190
Accumulated Depreciation	$ (4,454)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Portview Commerce Center | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 9,577
Building and Improvements	21,581
Costs capitalized subsequent to acquisition	19,134
Carrying amount of land	9,798
Carrying amount of buildings and improvements	40,494
Carrying amount of land and buildings and improvements, Total	50,292
Accumulated Depreciation	$ (5,710)
Date of Construction/ Acquisition	2011, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Secaucus Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 9,603
Building and Improvements	0
Costs capitalized subsequent to acquisition	26,905
Carrying amount of land	9,603
Carrying amount of buildings and improvements	26,905
Carrying amount of land and buildings and improvements, Total	36,508
Accumulated Depreciation	$ (3,142)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Skyland Crossdock | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	9,831
Costs capitalized subsequent to acquisition	1,308
Carrying amount of land	0
Carrying amount of buildings and improvements	11,139
Carrying amount of land and buildings and improvements, Total	11,139
Accumulated Depreciation	$ (3,018)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | South Jersey Distribution Center [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,912
Building and Improvements	17,437
Costs capitalized subsequent to acquisition	216
Carrying amount of land	6,912
Carrying amount of buildings and improvements	17,653
Carrying amount of land and buildings and improvements, Total	24,565
Accumulated Depreciation	$ (2,317)
Date of Construction/ Acquisition	2013
Industrial Operating Properties [Member] | North American Markets [Member] | Teterboro Meadowlands 15 [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 18,169
Building and Improvements	34,604
Costs capitalized subsequent to acquisition	226
Carrying amount of land	18,169
Carrying amount of buildings and improvements	34,830
Carrying amount of land and buildings and improvements, Total	52,999
Accumulated Depreciation	$ (5,752)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Two South Middlesex [Member] | New Jersey/New York [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,389
Building and Improvements	8,410
Costs capitalized subsequent to acquisition	1,030
Carrying amount of land	4,389
Carrying amount of buildings and improvements	9,440
Carrying amount of land and buildings and improvements, Total	13,829
Accumulated Depreciation	$ (2,408)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Beltway Commerce Center [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 18,835
Building and Improvements	25,526
Costs capitalized subsequent to acquisition	15,316
Carrying amount of land	18,840
Carrying amount of buildings and improvements	40,837
Carrying amount of land and buildings and improvements, Total	59,677
Accumulated Depreciation	$ (7,093)
Date of Construction/ Acquisition	2008, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Chancellor Distribution Center [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 380
Building and Improvements	2,157
Costs capitalized subsequent to acquisition	2,615
Carrying amount of land	380
Carrying amount of buildings and improvements	4,772
Carrying amount of land and buildings and improvements, Total	5,152
Accumulated Depreciation	$ (3,391)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | Chancellor Square [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 2,087
Building and Improvements	9,708
Costs capitalized subsequent to acquisition	2,320
Carrying amount of land	687
Carrying amount of buildings and improvements	13,428
Carrying amount of land and buildings and improvements, Total	14,115
Accumulated Depreciation	$ (2,928)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Consulate Distribution Center [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 6,105
Building and Improvements	31,550
Costs capitalized subsequent to acquisition	3,419
Carrying amount of land	6,105
Carrying amount of buildings and improvements	34,969
Carrying amount of land and buildings and improvements, Total	41,074
Accumulated Depreciation	$ (16,254)
Date of Construction/ Acquisition	1999, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Crowne Pointe Park [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,888
Building and Improvements	7,497
Costs capitalized subsequent to acquisition	1,592
Carrying amount of land	3,888
Carrying amount of buildings and improvements	9,089
Carrying amount of land and buildings and improvements, Total	12,977
Accumulated Depreciation	$ (434)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Davenport Distribution Center [[Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 934
Building and Improvements	3,991
Costs capitalized subsequent to acquisition	102
Carrying amount of land	934
Carrying amount of buildings and improvements	4,093
Carrying amount of land and buildings and improvements, Total	5,027
Accumulated Depreciation	$ (763)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Lake Mary Logistics Center [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,374
Building and Improvements	5,101
Costs capitalized subsequent to acquisition	185
Carrying amount of land	1,374
Carrying amount of buildings and improvements	5,286
Carrying amount of land and buildings and improvements, Total	6,660
Accumulated Depreciation	$ (277)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Orlando Airport Park [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,259
Building and Improvements	0
Costs capitalized subsequent to acquisition	17,025
Carrying amount of land	5,724
Carrying amount of buildings and improvements	16,560
Carrying amount of land and buildings and improvements, Total	22,284
Accumulated Depreciation	$ (104)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Orlando Central Park [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,398
Building and Improvements	5,977
Costs capitalized subsequent to acquisition	416
Carrying amount of land	1,398
Carrying amount of buildings and improvements	6,393
Carrying amount of land and buildings and improvements, Total	7,791
Accumulated Depreciation	$ (1,378)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Orlando Corporate Center [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 8,061
Building and Improvements	33,030
Costs capitalized subsequent to acquisition	1,544
Carrying amount of land	8,061
Carrying amount of buildings and improvements	34,574
Carrying amount of land and buildings and improvements, Total	42,635
Accumulated Depreciation	$ (3,061)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Presidents Drive [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 6,845
Building and Improvements	31,180
Costs capitalized subsequent to acquisition	4,240
Carrying amount of land	6,845
Carrying amount of buildings and improvements	35,420
Carrying amount of land and buildings and improvements, Total	42,265
Accumulated Depreciation	$ (8,892)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Sand Lake Service Center [Member] | Orlando, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 3,704
Building and Improvements	19,546
Costs capitalized subsequent to acquisition	4,035
Carrying amount of land	3,704
Carrying amount of buildings and improvements	23,581
Carrying amount of land and buildings and improvements, Total	27,285
Accumulated Depreciation	$ (5,793)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | 24th Street Industrial Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 503
Building and Improvements	2,852
Costs capitalized subsequent to acquisition	2,042
Carrying amount of land	561
Carrying amount of buildings and improvements	4,836
Carrying amount of land and buildings and improvements, Total	5,397
Accumulated Depreciation	$ (3,781)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | Alameda Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,872
Building and Improvements	14,358
Costs capitalized subsequent to acquisition	3,184
Carrying amount of land	3,872
Carrying amount of buildings and improvements	17,542
Carrying amount of land and buildings and improvements, Total	21,414
Accumulated Depreciation	$ (6,945)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Brookridge Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,897
Building and Improvements	15,153
Costs capitalized subsequent to acquisition	241
Carrying amount of land	3,897
Carrying amount of buildings and improvements	15,394
Carrying amount of land and buildings and improvements, Total	19,291
Accumulated Depreciation	$ (1,357)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Hohokam 10 Business Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,317
Building and Improvements	7,468
Costs capitalized subsequent to acquisition	1,581
Carrying amount of land	1,318
Carrying amount of buildings and improvements	9,048
Carrying amount of land and buildings and improvements, Total	10,366
Accumulated Depreciation	$ (5,355)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Kyrene Commons Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 1,093
Building and Improvements	5,475
Costs capitalized subsequent to acquisition	2,909
Carrying amount of land	1,093
Carrying amount of buildings and improvements	8,384
Carrying amount of land and buildings and improvements, Total	9,477
Accumulated Depreciation	$ (5,550)
Date of Construction/ Acquisition	1992, 1998, 1999
Industrial Operating Properties [Member] | North American Markets [Member] | Papago Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,828
Building and Improvements	20,017
Costs capitalized subsequent to acquisition	5,275
Carrying amount of land	4,829
Carrying amount of buildings and improvements	25,291
Carrying amount of land and buildings and improvements, Total	30,120
Accumulated Depreciation	$ (11,790)
Date of Construction/ Acquisition	1994, 2005
Industrial Operating Properties [Member] | North American Markets [Member] | Phoenix Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,441
Building and Improvements	5,578
Costs capitalized subsequent to acquisition	1,026
Carrying amount of land	1,441
Carrying amount of buildings and improvements	6,604
Carrying amount of land and buildings and improvements, Total	8,045
Accumulated Depreciation	$ (978)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Sky Harbor Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 0
Building and Improvements	14,023
Costs capitalized subsequent to acquisition	2,714
Carrying amount of land	0
Carrying amount of buildings and improvements	16,737
Carrying amount of land and buildings and improvements, Total	16,737
Accumulated Depreciation	$ (336)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | University Dr Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 683
Building and Improvements	2,735
Costs capitalized subsequent to acquisition	825
Carrying amount of land	683
Carrying amount of buildings and improvements	3,560
Carrying amount of land and buildings and improvements, Total	4,243
Accumulated Depreciation	$ (1,298)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Watkins Street Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 242
Building and Improvements	1,375
Costs capitalized subsequent to acquisition	801
Carrying amount of land	243
Carrying amount of buildings and improvements	2,175
Carrying amount of land and buildings and improvements, Total	2,418
Accumulated Depreciation	$ (1,496)
Date of Construction/ Acquisition	1995
Industrial Operating Properties [Member] | North American Markets [Member] | Wilson Drive Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,273
Building and Improvements	5,093
Costs capitalized subsequent to acquisition	992
Carrying amount of land	1,273
Carrying amount of buildings and improvements	6,085
Carrying amount of land and buildings and improvements, Total	7,358
Accumulated Depreciation	$ (2,499)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Clackamas Distribution Center [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 8,828
Building and Improvements	28,192
Costs capitalized subsequent to acquisition	590
Carrying amount of land	8,828
Carrying amount of buildings and improvements	28,782
Carrying amount of land and buildings and improvements, Total	37,610
Accumulated Depreciation	$ (2,907)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | PDX Cargo Center Airtrans [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 0
Building and Improvements	13,697
Costs capitalized subsequent to acquisition	246
Carrying amount of land	0
Carrying amount of buildings and improvements	13,943
Carrying amount of land and buildings and improvements, Total	13,943
Accumulated Depreciation	$ (4,284)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | PDX Corporate Center East [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 7,126
Building and Improvements	21,303
Costs capitalized subsequent to acquisition	352
Carrying amount of land	7,126
Carrying amount of buildings and improvements	21,655
Carrying amount of land and buildings and improvements, Total	28,781
Accumulated Depreciation	$ (1,743)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | PDX Corporate Center North Phase II [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 10,293
Building and Improvements	25,461
Costs capitalized subsequent to acquisition	2,155
Carrying amount of land	10,293
Carrying amount of buildings and improvements	27,616
Carrying amount of land and buildings and improvements, Total	37,909
Accumulated Depreciation	$ (4,266)
Date of Construction/ Acquisition	2008, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Portland Northwest Corporate Park [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 13,666
Building and Improvements	40,999
Costs capitalized subsequent to acquisition	1,068
Carrying amount of land	13,666
Carrying amount of buildings and improvements	42,067
Carrying amount of land and buildings and improvements, Total	55,733
Accumulated Depreciation	$ (2,171)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Southshore Corporate Center [Member] | Portland, Oregon [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 9,480
Building and Improvements	24,173
Costs capitalized subsequent to acquisition	11,154
Carrying amount of land	8,143
Carrying amount of buildings and improvements	36,664
Carrying amount of land and buildings and improvements, Total	44,807
Accumulated Depreciation	$ (6,029)
Date of Construction/ Acquisition	2006, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Damonte Ranch Distribution Center [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 8,764
Building and Improvements	36,766
Costs capitalized subsequent to acquisition	1,317
Carrying amount of land	8,764
Carrying amount of buildings and improvements	38,083
Carrying amount of land and buildings and improvements, Total	46,847
Accumulated Depreciation	$ (6,238)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Golden Valley Distribution Center [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 940
Building and Improvements	13,686
Costs capitalized subsequent to acquisition	4,237
Carrying amount of land	2,415
Carrying amount of buildings and improvements	16,448
Carrying amount of land and buildings and improvements, Total	18,863
Accumulated Depreciation	$ (5,720)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Reno Aircenter [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 544
Building and Improvements	12,292
Costs capitalized subsequent to acquisition	1,686
Carrying amount of land	544
Carrying amount of buildings and improvements	13,978
Carrying amount of land and buildings and improvements, Total	14,522
Accumulated Depreciation	$ (571)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | RNO Cargo Center 10_11 [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 0
Building and Improvements	4,265
Costs capitalized subsequent to acquisition	405
Carrying amount of land	0
Carrying amount of buildings and improvements	4,670
Carrying amount of land and buildings and improvements, Total	4,670
Accumulated Depreciation	$ (1,658)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Sage Point Business Park [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,705
Building and Improvements	6,821
Costs capitalized subsequent to acquisition	457
Carrying amount of land	1,705
Carrying amount of buildings and improvements	7,278
Carrying amount of land and buildings and improvements, Total	8,983
Accumulated Depreciation	$ (368)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Stead Distribution Center [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,046
Building and Improvements	19,330
Costs capitalized subsequent to acquisition	607
Carrying amount of land	1,046
Carrying amount of buildings and improvements	19,937
Carrying amount of land and buildings and improvements, Total	20,983
Accumulated Depreciation	$ (931)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Tahoe- Reno Industrial Center [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 6,705
Building and Improvements	30,381
Costs capitalized subsequent to acquisition	59,889
Carrying amount of land	6,704
Carrying amount of buildings and improvements	90,271
Carrying amount of land and buildings and improvements, Total	96,975
Accumulated Depreciation	$ (8,571)
Date of Construction/ Acquisition	2007, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Vista Industrial Park [Member] | Reno, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 5,923
Building and Improvements	26,807
Costs capitalized subsequent to acquisition	10,940
Carrying amount of land	5,923
Carrying amount of buildings and improvements	37,747
Carrying amount of land and buildings and improvements, Total	43,670
Accumulated Depreciation	$ (20,665)
Date of Construction/ Acquisition	1994, 2001
Industrial Operating Properties [Member] | North American Markets [Member] | Coliseum Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,607
Building and Improvements	6,548
Costs capitalized subsequent to acquisition	94
Carrying amount of land	1,607
Carrying amount of buildings and improvements	6,642
Carrying amount of land and buildings and improvements, Total	8,249
Accumulated Depreciation	$ (565)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Cornerstone Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,173
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,823
Carrying amount of land	2,386
Carrying amount of buildings and improvements	14,610
Carrying amount of land and buildings and improvements, Total	16,996
Accumulated Depreciation	$ (191)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Director Drive Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,271
Building and Improvements	5,455
Costs capitalized subsequent to acquisition	299
Carrying amount of land	1,271
Carrying amount of buildings and improvements	5,754
Carrying amount of land and buildings and improvements, Total	7,025
Accumulated Depreciation	$ (1,268)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Downtown Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 579
Building and Improvements	2,347
Costs capitalized subsequent to acquisition	0
Carrying amount of land	579
Carrying amount of buildings and improvements	2,347
Carrying amount of land and buildings and improvements, Total	2,926
Accumulated Depreciation	$ (206)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Eisenhauer Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 5,042
Building and Improvements	21,383
Costs capitalized subsequent to acquisition	1,592
Carrying amount of land	5,042
Carrying amount of buildings and improvements	22,975
Carrying amount of land and buildings and improvements, Total	28,017
Accumulated Depreciation	$ (3,625)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Interchange East Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,496
Building and Improvements	6,535
Costs capitalized subsequent to acquisition	234
Carrying amount of land	1,496
Carrying amount of buildings and improvements	6,769
Carrying amount of land and buildings and improvements, Total	8,265
Accumulated Depreciation	$ (1,872)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Macro Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 2,535
Building and Improvements	12,395
Costs capitalized subsequent to acquisition	4,887
Carrying amount of land	2,535
Carrying amount of buildings and improvements	17,282
Carrying amount of land and buildings and improvements, Total	19,817
Accumulated Depreciation	$ (6,481)
Date of Construction/ Acquisition	2002, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Perrin Creek Corporate Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 9,770
Building and Improvements	40,193
Costs capitalized subsequent to acquisition	1,526
Carrying amount of land	9,770
Carrying amount of buildings and improvements	41,719
Carrying amount of land and buildings and improvements, Total	51,489
Accumulated Depreciation	$ (5,552)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Rittiman East Industrial Park [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,848
Building and Improvements	19,223
Costs capitalized subsequent to acquisition	3,292
Carrying amount of land	4,848
Carrying amount of buildings and improvements	22,515
Carrying amount of land and buildings and improvements, Total	27,363
Accumulated Depreciation	$ (8,173)
Date of Construction/ Acquisition	2006
Industrial Operating Properties [Member] | North American Markets [Member] | San Antonio Distribution Center II [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 885
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,893
Carrying amount of land	885
Carrying amount of buildings and improvements	7,893
Carrying amount of land and buildings and improvements, Total	8,778
Accumulated Depreciation	$ (4,834)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | San Antonio Distribution Center III [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,154
Building and Improvements	12,876
Costs capitalized subsequent to acquisition	211
Carrying amount of land	3,154
Carrying amount of buildings and improvements	13,087
Carrying amount of land and buildings and improvements, Total	16,241
Accumulated Depreciation	$ (1,526)
Date of Construction/ Acquisition	2012, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Tri- County Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 6,888
Building and Improvements	27,718
Costs capitalized subsequent to acquisition	2,269
Carrying amount of land	6,889
Carrying amount of buildings and improvements	29,986
Carrying amount of land and buildings and improvements, Total	36,875
Accumulated Depreciation	$ (5,729)
Date of Construction/ Acquisition	2007, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Acer Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,368
Building and Improvements	15,139
Costs capitalized subsequent to acquisition	277
Carrying amount of land	3,368
Carrying amount of buildings and improvements	15,416
Carrying amount of land and buildings and improvements, Total	18,784
Accumulated Depreciation	$ (3,777)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Alvarado Business Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 20,739
Building and Improvements	62,595
Costs capitalized subsequent to acquisition	7,995
Carrying amount of land	20,739
Carrying amount of buildings and improvements	70,590
Carrying amount of land and buildings and improvements, Total	91,329
Accumulated Depreciation	$ (27,825)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Bayshore Distribution Center | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,450
Building and Improvements	15,049
Costs capitalized subsequent to acquisition	2,696
Carrying amount of land	6,450
Carrying amount of buildings and improvements	17,745
Carrying amount of land and buildings and improvements, Total	24,195
Accumulated Depreciation	$ (4,679)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Bayside Corporate Center | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 4,365
Building and Improvements	0
Costs capitalized subsequent to acquisition	23,031
Carrying amount of land	4,365
Carrying amount of buildings and improvements	23,031
Carrying amount of land and buildings and improvements, Total	27,396
Accumulated Depreciation	$ (14,496)
Date of Construction/ Acquisition	1995, 1996
Industrial Operating Properties [Member] | North American Markets [Member] | Bayside Plaza One | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	12
Land	$ 5,212
Building and Improvements	18,008
Costs capitalized subsequent to acquisition	9,688
Carrying amount of land	5,216
Carrying amount of buildings and improvements	27,692
Carrying amount of land and buildings and improvements, Total	32,908
Accumulated Depreciation	$ (20,122)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Bayside Plaza Two | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 634
Building and Improvements	0
Costs capitalized subsequent to acquisition	3,931
Carrying amount of land	634
Carrying amount of buildings and improvements	3,931
Carrying amount of land and buildings and improvements, Total	4,565
Accumulated Depreciation	$ (2,655)
Date of Construction/ Acquisition	1994
Industrial Operating Properties [Member] | North American Markets [Member] | Boyce Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 21,719
Building and Improvements	0
Costs capitalized subsequent to acquisition	35,182
Carrying amount of land	22,360
Carrying amount of buildings and improvements	34,541
Carrying amount of land and buildings and improvements, Total	56,901
Accumulated Depreciation	$ (447)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | North American Markets [Member] | Brennan Distribution Center | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,912
Building and Improvements	7,553
Costs capitalized subsequent to acquisition	125
Carrying amount of land	1,912
Carrying amount of buildings and improvements	7,678
Carrying amount of land and buildings and improvements, Total	9,590
Accumulated Depreciation	$ (1,842)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Component Drive Industrial Portfolio | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 2,829
Building and Improvements	13,532
Costs capitalized subsequent to acquisition	785
Carrying amount of land	2,829
Carrying amount of buildings and improvements	14,317
Carrying amount of land and buildings and improvements, Total	17,146
Accumulated Depreciation	$ (3,489)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Cypress | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,065
Building and Improvements	5,103
Costs capitalized subsequent to acquisition	252
Carrying amount of land	1,065
Carrying amount of buildings and improvements	5,355
Carrying amount of land and buildings and improvements, Total	6,420
Accumulated Depreciation	$ (1,275)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Dado Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,194
Building and Improvements	11,079
Costs capitalized subsequent to acquisition	283
Carrying amount of land	2,194
Carrying amount of buildings and improvements	11,362
Carrying amount of land and buildings and improvements, Total	13,556
Accumulated Depreciation	$ (2,900)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Doolittle Distribution Center | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,843
Building and Improvements	18,849
Costs capitalized subsequent to acquisition	1,672
Carrying amount of land	2,843
Carrying amount of buildings and improvements	20,521
Carrying amount of land and buildings and improvements, Total	23,364
Accumulated Depreciation	$ (4,272)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Dowe Industrial Center | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 5,884
Building and Improvements	20,400
Costs capitalized subsequent to acquisition	912
Carrying amount of land	5,884
Carrying amount of buildings and improvements	21,312
Carrying amount of land and buildings and improvements, Total	27,196
Accumulated Depreciation	$ (5,320)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Dublin Industrial Portfolio [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,241
Building and Improvements	15,951
Costs capitalized subsequent to acquisition	1,071
Carrying amount of land	3,241
Carrying amount of buildings and improvements	17,022
Carrying amount of land and buildings and improvements, Total	20,263
Accumulated Depreciation	$ (3,393)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | East Bay Doolittle [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,015
Building and Improvements	15,988
Costs capitalized subsequent to acquisition	1,794
Carrying amount of land	4,015
Carrying amount of buildings and improvements	17,782
Carrying amount of land and buildings and improvements, Total	21,797
Accumulated Depreciation	$ (4,765)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | East Grand Airfreight [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 43,310
Building and Improvements	43,350
Costs capitalized subsequent to acquisition	7,435
Carrying amount of land	43,310
Carrying amount of buildings and improvements	50,785
Carrying amount of land and buildings and improvements, Total	94,095
Accumulated Depreciation	$ (5,017)
Date of Construction/ Acquisition	2011, 2015, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Edgewater Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,630
Building and Improvements	31,153
Costs capitalized subsequent to acquisition	3,340
Carrying amount of land	6,630
Carrying amount of buildings and improvements	34,493
Carrying amount of land and buildings and improvements, Total	41,123
Accumulated Depreciation	$ (8,615)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Eigenbrodt Way Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 393
Building and Improvements	2,228
Costs capitalized subsequent to acquisition	694
Carrying amount of land	393
Carrying amount of buildings and improvements	2,922
Carrying amount of land and buildings and improvements, Total	3,315
Accumulated Depreciation	$ (2,266)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Gateway Corporate Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 6,736
Building and Improvements	24,747
Costs capitalized subsequent to acquisition	11,655
Carrying amount of land	6,744
Carrying amount of buildings and improvements	36,394
Carrying amount of land and buildings and improvements, Total	43,138
Accumulated Depreciation	$ (26,840)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Hayward Commerce Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 1,933
Building and Improvements	10,955
Costs capitalized subsequent to acquisition	3,961
Carrying amount of land	1,933
Carrying amount of buildings and improvements	14,916
Carrying amount of land and buildings and improvements, Total	16,849
Accumulated Depreciation	$ (11,363)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Hayward Commerce Park [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,131
Building and Improvements	10,519
Costs capitalized subsequent to acquisition	763
Carrying amount of land	7,131
Carrying amount of buildings and improvements	11,282
Carrying amount of land and buildings and improvements, Total	18,413
Accumulated Depreciation	$ (1,321)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Hayward Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 831
Building and Improvements	5,510
Costs capitalized subsequent to acquisition	3,554
Carrying amount of land	1,038
Carrying amount of buildings and improvements	8,857
Carrying amount of land and buildings and improvements, Total	9,895
Accumulated Depreciation	$ (7,004)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Hayward Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	20
Land	$ 13,535
Building and Improvements	48,573
Costs capitalized subsequent to acquisition	13,659
Carrying amount of land	13,535
Carrying amount of buildings and improvements	62,232
Carrying amount of land and buildings and improvements, Total	75,767
Accumulated Depreciation	$ (28,586)
Date of Construction/ Acquisition	1993, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Junction Industrial Park [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 7,658
Building and Improvements	39,106
Costs capitalized subsequent to acquisition	2,156
Carrying amount of land	7,658
Carrying amount of buildings and improvements	41,262
Carrying amount of land and buildings and improvements, Total	48,920
Accumulated Depreciation	$ (8,288)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Laurelwood Drive [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 18,709
Building and Improvements	34,925
Costs capitalized subsequent to acquisition	1,098
Carrying amount of land	18,709
Carrying amount of buildings and improvements	36,023
Carrying amount of land and buildings and improvements, Total	54,732
Accumulated Depreciation	$ (4,197)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Lawrence SSF [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,189
Building and Improvements	7,498
Costs capitalized subsequent to acquisition	299
Carrying amount of land	2,189
Carrying amount of buildings and improvements	7,797
Carrying amount of land and buildings and improvements, Total	9,986
Accumulated Depreciation	$ (1,813)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Livermore Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 8,992
Building and Improvements	26,976
Costs capitalized subsequent to acquisition	3,841
Carrying amount of land	8,992
Carrying amount of buildings and improvements	30,817
Carrying amount of land and buildings and improvements, Total	39,809
Accumulated Depreciation	$ (12,003)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Martin-Scott Industrial Portfolio [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,546
Building and Improvements	9,717
Costs capitalized subsequent to acquisition	498
Carrying amount of land	3,546
Carrying amount of buildings and improvements	10,215
Carrying amount of land and buildings and improvements, Total	13,761
Accumulated Depreciation	$ (2,468)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Oakland Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 8,234
Building and Improvements	24,704
Costs capitalized subsequent to acquisition	2,650
Carrying amount of land	8,235
Carrying amount of buildings and improvements	27,353
Carrying amount of land and buildings and improvements, Total	35,588
Accumulated Depreciation	$ (10,629)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Overlook Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,573
Building and Improvements	8,915
Costs capitalized subsequent to acquisition	2,576
Carrying amount of land	1,573
Carrying amount of buildings and improvements	11,491
Carrying amount of land and buildings and improvements, Total	13,064
Accumulated Depreciation	$ (5,981)
Date of Construction/ Acquisition	1999
Industrial Operating Properties [Member] | North American Markets [Member] | Pacific Business Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 6,075
Building and Improvements	26,260
Costs capitalized subsequent to acquisition	4,153
Carrying amount of land	6,075
Carrying amount of buildings and improvements	30,413
Carrying amount of land and buildings and improvements, Total	36,488
Accumulated Depreciation	$ (7,034)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Pacific Business Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 20,810
Building and Improvements	32,169
Costs capitalized subsequent to acquisition	3,170
Carrying amount of land	20,810
Carrying amount of buildings and improvements	35,339
Carrying amount of land and buildings and improvements, Total	56,149
Accumulated Depreciation	$ (6,205)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Pacific Commons Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 25,784
Building and Improvements	77,594
Costs capitalized subsequent to acquisition	2,350
Carrying amount of land	25,805
Carrying amount of buildings and improvements	79,923
Carrying amount of land and buildings and improvements, Total	105,728
Accumulated Depreciation	$ (30,853)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Pacific Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 21,675
Building and Improvements	65,083
Costs capitalized subsequent to acquisition	5,055
Carrying amount of land	21,675
Carrying amount of buildings and improvements	70,138
Carrying amount of land and buildings and improvements, Total	91,813
Accumulated Depreciation	$ (27,280)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | San Francisco Industrial Park [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 35,017
Building and Improvements	15,007
Costs capitalized subsequent to acquisition	81
Carrying amount of land	35,017
Carrying amount of buildings and improvements	15,088
Carrying amount of land and buildings and improvements, Total	50,105
Accumulated Depreciation	$ (2,641)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | San Leandro Distribution Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 28,264
Building and Improvements	44,507
Costs capitalized subsequent to acquisition	5,680
Carrying amount of land	28,265
Carrying amount of buildings and improvements	50,186
Carrying amount of land and buildings and improvements, Total	78,451
Accumulated Depreciation	$ (11,452)
Date of Construction/ Acquisition	1993, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Shoreline Business Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 4,328
Building and Improvements	16,101
Costs capitalized subsequent to acquisition	7,029
Carrying amount of land	4,328
Carrying amount of buildings and improvements	23,130
Carrying amount of land and buildings and improvements, Total	27,458
Accumulated Depreciation	$ (16,550)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | South Bay Brokaw [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,014
Building and Improvements	23,296
Costs capitalized subsequent to acquisition	1,819
Carrying amount of land	4,014
Carrying amount of buildings and improvements	25,115
Carrying amount of land and buildings and improvements, Total	29,129
Accumulated Depreciation	$ (5,145)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | South Bay Junction [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,662
Building and Improvements	21,120
Costs capitalized subsequent to acquisition	1,891
Carrying amount of land	3,662
Carrying amount of buildings and improvements	23,011
Carrying amount of land and buildings and improvements, Total	26,673
Accumulated Depreciation	$ (4,702)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | South Bay Lundy [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 6,500
Building and Improvements	33,642
Costs capitalized subsequent to acquisition	2,691
Carrying amount of land	6,500
Carrying amount of buildings and improvements	36,333
Carrying amount of land and buildings and improvements, Total	42,833
Accumulated Depreciation	$ (7,830)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Spinnaker Business Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	12
Land	$ 7,043
Building and Improvements	25,220
Costs capitalized subsequent to acquisition	13,120
Carrying amount of land	7,043
Carrying amount of buildings and improvements	38,340
Carrying amount of land and buildings and improvements, Total	45,383
Accumulated Depreciation	$ (27,323)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Thornton Business Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 2,047
Building and Improvements	11,706
Costs capitalized subsequent to acquisition	4,822
Carrying amount of land	2,066
Carrying amount of buildings and improvements	16,509
Carrying amount of land and buildings and improvements, Total	18,575
Accumulated Depreciation	$ (11,978)
Date of Construction/ Acquisition	1993
Industrial Operating Properties [Member] | North American Markets [Member] | Tri Point Business Park | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 9,057
Building and Improvements	23,727
Costs capitalized subsequent to acquisition	4,874
Carrying amount of land	9,057
Carrying amount of buildings and improvements	28,601
Carrying amount of land and buildings and improvements, Total	37,658
Accumulated Depreciation	$ (5,468)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Utah Airfreight [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 10,657
Building and Improvements	42,842
Costs capitalized subsequent to acquisition	2,806
Carrying amount of land	10,657
Carrying amount of buildings and improvements	45,648
Carrying amount of land and buildings and improvements, Total	56,305
Accumulated Depreciation	$ (9,147)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Wiegman Road [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,285
Building and Improvements	12,531
Costs capitalized subsequent to acquisition	1,255
Carrying amount of land	2,285
Carrying amount of buildings and improvements	13,786
Carrying amount of land and buildings and improvements, Total	16,071
Accumulated Depreciation	$ (2,320)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Yosemite Drive [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 31,304
Building and Improvements	65,674
Costs capitalized subsequent to acquisition	295
Carrying amount of land	31,304
Carrying amount of buildings and improvements	65,969
Carrying amount of land and buildings and improvements, Total	97,273
Accumulated Depreciation	$ (4,245)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Zanker-Charcot Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 4,867
Building and Improvements	28,750
Costs capitalized subsequent to acquisition	2,224
Carrying amount of land	4,867
Carrying amount of buildings and improvements	30,974
Carrying amount of land and buildings and improvements, Total	35,841
Accumulated Depreciation	$ (6,192)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Morgan Business Center [Member] | Savannah, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,161
Building and Improvements	14,680
Costs capitalized subsequent to acquisition	1,260
Carrying amount of land	2,161
Carrying amount of buildings and improvements	15,940
Carrying amount of land and buildings and improvements, Total	18,101
Accumulated Depreciation	$ (2,794)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Auburn Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,608
Building and Improvements	5,742
Costs capitalized subsequent to acquisition	33
Carrying amount of land	2,608
Carrying amount of buildings and improvements	5,775
Carrying amount of land and buildings and improvements, Total	8,383
Accumulated Depreciation	$ (233)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | East Valley Warehouse [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 10,472
Building and Improvements	57,825
Costs capitalized subsequent to acquisition	1,012
Carrying amount of land	10,472
Carrying amount of buildings and improvements	58,837
Carrying amount of land and buildings and improvements, Total	69,309
Accumulated Depreciation	$ (10,563)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Fife Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,245
Building and Improvements	0
Costs capitalized subsequent to acquisition	13,811
Carrying amount of land	3,588
Carrying amount of buildings and improvements	13,468
Carrying amount of land and buildings and improvements, Total	17,056
Accumulated Depreciation	$ (1,295)
Date of Construction/ Acquisition	2013
Industrial Operating Properties [Member] | North American Markets [Member] | Harvest Business Park [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 3,541
Building and Improvements	18,827
Costs capitalized subsequent to acquisition	1,002
Carrying amount of land	3,541
Carrying amount of buildings and improvements	19,829
Carrying amount of land and buildings and improvements, Total	23,370
Accumulated Depreciation	$ (3,998)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Interurban Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,233
Building and Improvements	13,958
Costs capitalized subsequent to acquisition	78
Carrying amount of land	7,233
Carrying amount of buildings and improvements	14,036
Carrying amount of land and buildings and improvements, Total	21,269
Accumulated Depreciation	$ (1,532)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Kent Centre Corporate Park [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 5,397
Building and Improvements	21,599
Costs capitalized subsequent to acquisition	1,170
Carrying amount of land	5,397
Carrying amount of buildings and improvements	22,769
Carrying amount of land and buildings and improvements, Total	28,166
Accumulated Depreciation	$ (4,519)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Kent Corporate Center | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 12,616
Building and Improvements	8,368
Costs capitalized subsequent to acquisition	842
Carrying amount of land	12,616
Carrying amount of buildings and improvements	9,210
Carrying amount of land and buildings and improvements, Total	21,826
Accumulated Depreciation	$ (539)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Kent-Northwest Corporate Park [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	18
Land	$ 71,768
Building and Improvements	139,886
Costs capitalized subsequent to acquisition	3,069
Carrying amount of land	71,768
Carrying amount of buildings and improvements	142,955
Carrying amount of land and buildings and improvements, Total	214,723
Accumulated Depreciation	$ (9,422)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Kingsport Industrial Park [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 16,605
Building and Improvements	48,942
Costs capitalized subsequent to acquisition	3,139
Carrying amount of land	16,800
Carrying amount of buildings and improvements	51,886
Carrying amount of land and buildings and improvements, Total	68,686
Accumulated Depreciation	$ (13,669)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Northwest Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 5,114
Building and Improvements	24,090
Costs capitalized subsequent to acquisition	1,994
Carrying amount of land	5,114
Carrying amount of buildings and improvements	26,084
Carrying amount of land and buildings and improvements, Total	31,198
Accumulated Depreciation	$ (5,403)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Occidental Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,770
Building and Improvements	1,960
Costs capitalized subsequent to acquisition	471
Carrying amount of land	1,770
Carrying amount of buildings and improvements	2,431
Carrying amount of land and buildings and improvements, Total	4,201
Accumulated Depreciation	$ (100)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Portside Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 111,175
Building and Improvements	71,376
Costs capitalized subsequent to acquisition	2,274
Carrying amount of land	112,575
Carrying amount of buildings and improvements	72,250
Carrying amount of land and buildings and improvements, Total	184,825
Accumulated Depreciation	$ (3,896)
Date of Construction/ Acquisition	2015, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Prologis Park SeaTac [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 12,230
Building and Improvements	14,170
Costs capitalized subsequent to acquisition	3,752
Carrying amount of land	12,457
Carrying amount of buildings and improvements	17,695
Carrying amount of land and buildings and improvements, Total	30,152
Accumulated Depreciation	$ (4,423)
Date of Construction/ Acquisition	2008
Industrial Operating Properties [Member] | North American Markets [Member] | Puget Sound Airfreight [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,408
Building and Improvements	4,201
Costs capitalized subsequent to acquisition	450
Carrying amount of land	1,408
Carrying amount of buildings and improvements	4,651
Carrying amount of land and buildings and improvements, Total	6,059
Accumulated Depreciation	$ (943)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Renton Northwest Corporate Park [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 5,102
Building and Improvements	17,946
Costs capitalized subsequent to acquisition	1,304
Carrying amount of land	5,102
Carrying amount of buildings and improvements	19,250
Carrying amount of land and buildings and improvements, Total	24,352
Accumulated Depreciation	$ (4,479)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | SEA Cargo Center North [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	10,279
Costs capitalized subsequent to acquisition	63
Carrying amount of land	0
Carrying amount of buildings and improvements	10,342
Carrying amount of land and buildings and improvements, Total	10,342
Accumulated Depreciation	$ (8,842)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Sumner Landing [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 10,332
Building and Improvements	32,545
Costs capitalized subsequent to acquisition	894
Carrying amount of land	10,332
Carrying amount of buildings and improvements	33,439
Carrying amount of land and buildings and improvements, Total	43,771
Accumulated Depreciation	$ (5,359)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Van Doren's Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,166
Building and Improvements	7,339
Costs capitalized subsequent to acquisition	7
Carrying amount of land	3,166
Carrying amount of buildings and improvements	7,346
Carrying amount of land and buildings and improvements, Total	10,512
Accumulated Depreciation	$ (590)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Airport West Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,253
Building and Improvements	3,825
Costs capitalized subsequent to acquisition	4,116
Carrying amount of land	1,974
Carrying amount of buildings and improvements	7,220
Carrying amount of land and buildings and improvements, Total	9,194
Accumulated Depreciation	$ (4,260)
Date of Construction/ Acquisition	1995, 1998
Industrial Operating Properties [Member] | North American Markets [Member] | Beacon Centre [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	18
Land	$ 37,998
Building and Improvements	196,004
Costs capitalized subsequent to acquisition	15,561
Carrying amount of land	37,998
Carrying amount of buildings and improvements	211,565
Carrying amount of land and buildings and improvements, Total	249,563
Accumulated Depreciation	$ (40,076)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Beacon Industrial Park [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 23,511
Building and Improvements	75,424
Costs capitalized subsequent to acquisition	4,812
Carrying amount of land	23,511
Carrying amount of buildings and improvements	80,236
Carrying amount of land and buildings and improvements, Total	103,747
Accumulated Depreciation	$ (14,551)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Beacon Lakes [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 32,911
Building and Improvements	24,691
Costs capitalized subsequent to acquisition	39,333
Carrying amount of land	32,658
Carrying amount of buildings and improvements	64,277
Carrying amount of land and buildings and improvements, Total	96,935
Accumulated Depreciation	$ (3,646)
Date of Construction/ Acquisition	2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Blue Lagoon Business Park [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 9,189
Building and Improvements	29,451
Costs capitalized subsequent to acquisition	2,429
Carrying amount of land	9,189
Carrying amount of buildings and improvements	31,880
Carrying amount of land and buildings and improvements, Total	41,069
Accumulated Depreciation	$ (6,369)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | CenterPort Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 8,802
Building and Improvements	22,504
Costs capitalized subsequent to acquisition	3,958
Carrying amount of land	8,922
Carrying amount of buildings and improvements	26,342
Carrying amount of land and buildings and improvements, Total	35,264
Accumulated Depreciation	$ (10,623)
Date of Construction/ Acquisition	1999, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Commercial Logistics Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,938
Building and Improvements	11,083
Costs capitalized subsequent to acquisition	632
Carrying amount of land	7,938
Carrying amount of buildings and improvements	11,715
Carrying amount of land and buildings and improvements, Total	19,653
Accumulated Depreciation	$ (920)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Congress Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,266
Building and Improvements	5,639
Costs capitalized subsequent to acquisition	381
Carrying amount of land	2,266
Carrying amount of buildings and improvements	6,020
Carrying amount of land and buildings and improvements, Total	8,286
Accumulated Depreciation	$ (375)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Dolphin Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,716
Building and Improvements	7,364
Costs capitalized subsequent to acquisition	858
Carrying amount of land	2,716
Carrying amount of buildings and improvements	8,222
Carrying amount of land and buildings and improvements, Total	10,938
Accumulated Depreciation	$ (2,263)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Gateway Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,015
Building and Improvements	1,284
Costs capitalized subsequent to acquisition	18
Carrying amount of land	1,015
Carrying amount of buildings and improvements	1,302
Carrying amount of land and buildings and improvements, Total	2,317
Accumulated Depreciation	$ (91)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Hollywood Park Distribution Center | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	13
Land	$ 16,848
Building and Improvements	36,191
Costs capitalized subsequent to acquisition	1,574
Carrying amount of land	16,848
Carrying amount of buildings and improvements	37,765
Carrying amount of land and buildings and improvements, Total	54,613
Accumulated Depreciation	$ (2,597)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | International Corporate Park [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 26,915
Building and Improvements	54,436
Costs capitalized subsequent to acquisition	3,849
Carrying amount of land	26,915
Carrying amount of buildings and improvements	58,285
Carrying amount of land and buildings and improvements, Total	85,200
Accumulated Depreciation	$ (6,376)
Date of Construction/ Acquisition	2010, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Lyons Technology Park [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,988
Building and Improvements	3,651
Costs capitalized subsequent to acquisition	32
Carrying amount of land	1,988
Carrying amount of buildings and improvements	3,683
Carrying amount of land and buildings and improvements, Total	5,671
Accumulated Depreciation	$ (245)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Magnolia Park Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,398
Building and Improvements	1,613
Costs capitalized subsequent to acquisition	99
Carrying amount of land	1,398
Carrying amount of buildings and improvements	1,712
Carrying amount of land and buildings and improvements, Total	3,110
Accumulated Depreciation	$ (108)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Marlin Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,844
Building and Improvements	6,603
Costs capitalized subsequent to acquisition	449
Carrying amount of land	1,844
Carrying amount of buildings and improvements	7,052
Carrying amount of land and buildings and improvements, Total	8,896
Accumulated Depreciation	$ (1,649)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Miami Airport Business Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 11,173
Building and Improvements	45,921
Costs capitalized subsequent to acquisition	2,917
Carrying amount of land	11,173
Carrying amount of buildings and improvements	48,838
Carrying amount of land and buildings and improvements, Total	60,011
Accumulated Depreciation	$ (10,456)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | North Andrews Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 11,327
Building and Improvements	22,330
Costs capitalized subsequent to acquisition	562
Carrying amount of land	11,327
Carrying amount of buildings and improvements	22,892
Carrying amount of land and buildings and improvements, Total	34,219
Accumulated Depreciation	$ (3,963)
Date of Construction/ Acquisition	1994, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Pompano Beach Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 11,035
Building and Improvements	15,136
Costs capitalized subsequent to acquisition	3,879
Carrying amount of land	11,035
Carrying amount of buildings and improvements	19,015
Carrying amount of land and buildings and improvements, Total	30,050
Accumulated Depreciation	$ (4,090)
Date of Construction/ Acquisition	2008
Industrial Operating Properties [Member] | North American Markets [Member] | Pompano Center of Commerce [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 5,171
Building and Improvements	13,930
Costs capitalized subsequent to acquisition	580
Carrying amount of land	5,171
Carrying amount of buildings and improvements	14,510
Carrying amount of land and buildings and improvements, Total	19,681
Accumulated Depreciation	$ (2,669)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Port Lauderdale Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 40,927
Building and Improvements	73,128
Costs capitalized subsequent to acquisition	11,407
Carrying amount of land	42,235
Carrying amount of buildings and improvements	83,227
Carrying amount of land and buildings and improvements, Total	125,462
Accumulated Depreciation	$ (11,392)
Date of Construction/ Acquisition	1997, 2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Port Lucie West Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,131
Building and Improvements	1,412
Costs capitalized subsequent to acquisition	56
Carrying amount of land	1,131
Carrying amount of buildings and improvements	1,468
Carrying amount of land and buildings and improvements, Total	2,599
Accumulated Depreciation	$ (122)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | ProLogis Park I-595 [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,998
Building and Improvements	11,326
Costs capitalized subsequent to acquisition	1,098
Carrying amount of land	1,999
Carrying amount of buildings and improvements	12,423
Carrying amount of land and buildings and improvements, Total	14,422
Accumulated Depreciation	$ (5,889)
Date of Construction/ Acquisition	2003
Industrial Operating Properties [Member] | North American Markets [Member] | Prospect Park Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,859
Building and Improvements	11,041
Costs capitalized subsequent to acquisition	205
Carrying amount of land	4,859
Carrying amount of buildings and improvements	11,246
Carrying amount of land and buildings and improvements, Total	16,105
Accumulated Depreciation	$ (764)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Sawgrass International Park [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,163
Building and Improvements	11,476
Costs capitalized subsequent to acquisition	641
Carrying amount of land	5,163
Carrying amount of buildings and improvements	12,117
Carrying amount of land and buildings and improvements, Total	17,280
Accumulated Depreciation	$ (565)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Seneca Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 16,357
Building and Improvements	46,738
Costs capitalized subsequent to acquisition	327
Carrying amount of land	16,357
Carrying amount of buildings and improvements	47,065
Carrying amount of land and buildings and improvements, Total	63,422
Accumulated Depreciation	$ (2,230)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | South Dade Commerce Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,791
Building and Improvements	147
Costs capitalized subsequent to acquisition	22
Carrying amount of land	1,791
Carrying amount of buildings and improvements	169
Carrying amount of land and buildings and improvements, Total	1,960
Accumulated Depreciation	$ (36)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Sunshine Park Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,822
Building and Improvements	4,857
Costs capitalized subsequent to acquisition	35
Carrying amount of land	2,822
Carrying amount of buildings and improvements	4,892
Carrying amount of land and buildings and improvements, Total	7,714
Accumulated Depreciation	$ (365)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Tarpon Distribution Center [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,847
Building and Improvements	6,451
Costs capitalized subsequent to acquisition	337
Carrying amount of land	1,847
Carrying amount of buildings and improvements	6,788
Carrying amount of land and buildings and improvements, Total	8,635
Accumulated Depreciation	$ (1,804)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Activity Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 10,820
Building and Improvements	27,410
Costs capitalized subsequent to acquisition	421
Carrying amount of land	10,820
Carrying amount of buildings and improvements	27,831
Carrying amount of land and buildings and improvements, Total	38,651
Accumulated Depreciation	$ (1,510)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Anaheim Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	12
Land	$ 31,086
Building and Improvements	57,836
Costs capitalized subsequent to acquisition	4,114
Carrying amount of land	31,086
Carrying amount of buildings and improvements	61,950
Carrying amount of land and buildings and improvements, Total	93,036
Accumulated Depreciation	$ (23,552)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Anaheim Industrial Property [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,096
Building and Improvements	10,816
Costs capitalized subsequent to acquisition	71
Carrying amount of land	5,096
Carrying amount of buildings and improvements	10,887
Carrying amount of land and buildings and improvements, Total	15,983
Accumulated Depreciation	$ (2,151)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Arrow Industrial Park [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,840
Building and Improvements	8,120
Costs capitalized subsequent to acquisition	1,112
Carrying amount of land	4,840
Carrying amount of buildings and improvements	9,232
Carrying amount of land and buildings and improvements, Total	14,072
Accumulated Depreciation	$ (2,029)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Artesia Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	26
Land	$ 163,764
Building and Improvements	217,400
Costs capitalized subsequent to acquisition	41,082
Carrying amount of land	178,700
Carrying amount of buildings and improvements	243,546
Carrying amount of land and buildings and improvements, Total	422,246
Accumulated Depreciation	$ (38,492)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Bell Ranch Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 5,539
Building and Improvements	23,092
Costs capitalized subsequent to acquisition	1,785
Carrying amount of land	5,539
Carrying amount of buildings and improvements	24,877
Carrying amount of land and buildings and improvements, Total	30,416
Accumulated Depreciation	$ (5,635)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Brea Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,488
Building and Improvements	4,062
Costs capitalized subsequent to acquisition	467
Carrying amount of land	2,488
Carrying amount of buildings and improvements	4,529
Carrying amount of land and buildings and improvements, Total	7,017
Accumulated Depreciation	$ (888)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | California Commerce Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 30,127
Building and Improvements	52,094
Costs capitalized subsequent to acquisition	4,781
Carrying amount of land	30,127
Carrying amount of buildings and improvements	56,875
Carrying amount of land and buildings and improvements, Total	87,002
Accumulated Depreciation	$ (7,914)
Date of Construction/ Acquisition	2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Carson Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 29,974
Building and Improvements	22,483
Costs capitalized subsequent to acquisition	17,531
Carrying amount of land	29,975
Carrying amount of buildings and improvements	40,013
Carrying amount of land and buildings and improvements, Total	69,988
Accumulated Depreciation	$ (3,568)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Carson Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 844
Building and Improvements	2,081
Costs capitalized subsequent to acquisition	968
Carrying amount of land	844
Carrying amount of buildings and improvements	3,049
Carrying amount of land and buildings and improvements, Total	3,893
Accumulated Depreciation	$ (747)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Carson Town Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 11,781
Building and Improvements	31,572
Costs capitalized subsequent to acquisition	1,287
Carrying amount of land	11,781
Carrying amount of buildings and improvements	32,859
Carrying amount of land and buildings and improvements, Total	44,640
Accumulated Depreciation	$ (5,899)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | CAT - Kaiser Commerce Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,971
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,807
Carrying amount of land	4,972
Carrying amount of buildings and improvements	8,806
Carrying amount of land and buildings and improvements, Total	13,778
Accumulated Depreciation	$ (328)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Cedarpointe Industrial Park [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 56,349
Building and Improvements	105,792
Costs capitalized subsequent to acquisition	1,518
Carrying amount of land	56,349
Carrying amount of buildings and improvements	107,310
Carrying amount of land and buildings and improvements, Total	163,659
Accumulated Depreciation	$ (7,316)
Date of Construction/ Acquisition	2012, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Chartwell Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 55,803
Building and Improvements	77,135
Costs capitalized subsequent to acquisition	4,679
Carrying amount of land	55,803
Carrying amount of buildings and improvements	81,814
Carrying amount of land and buildings and improvements, Total	137,617
Accumulated Depreciation	$ (6,953)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Chatsworth Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 11,713
Building and Improvements	17,569
Costs capitalized subsequent to acquisition	121
Carrying amount of land	11,713
Carrying amount of buildings and improvements	17,690
Carrying amount of land and buildings and improvements, Total	29,403
Accumulated Depreciation	$ (1,159)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Chino Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 850
Building and Improvements	1,274
Costs capitalized subsequent to acquisition	8,338
Carrying amount of land	9,178
Carrying amount of buildings and improvements	1,284
Carrying amount of land and buildings and improvements, Total	10,462
Accumulated Depreciation	$ (1,161)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Commerce Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 11,345
Building and Improvements	17,653
Costs capitalized subsequent to acquisition	2,415
Carrying amount of land	11,345
Carrying amount of buildings and improvements	20,068
Carrying amount of land and buildings and improvements, Total	31,413
Accumulated Depreciation	$ (3,274)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Crossroads Business Park [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 36,131
Building and Improvements	98,030
Costs capitalized subsequent to acquisition	114,144
Carrying amount of land	89,673
Carrying amount of buildings and improvements	158,632
Carrying amount of land and buildings and improvements, Total	248,305
Accumulated Depreciation	$ (44,682)
Date of Construction/ Acquisition	2005, 2010, 2014
Industrial Operating Properties [Member] | North American Markets [Member] | Del Amo Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,471
Building and Improvements	17,889
Costs capitalized subsequent to acquisition	386
Carrying amount of land	7,471
Carrying amount of buildings and improvements	18,275
Carrying amount of land and buildings and improvements, Total	25,746
Accumulated Depreciation	$ (4,291)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Dominguez North Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 20,662
Building and Improvements	34,382
Costs capitalized subsequent to acquisition	4,723
Carrying amount of land	20,688
Carrying amount of buildings and improvements	39,079
Carrying amount of land and buildings and improvements, Total	59,767
Accumulated Depreciation	$ (9,587)
Date of Construction/ Acquisition	2007, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Eaves Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 13,914
Building and Improvements	31,041
Costs capitalized subsequent to acquisition	2,748
Carrying amount of land	13,914
Carrying amount of buildings and improvements	33,789
Carrying amount of land and buildings and improvements, Total	47,703
Accumulated Depreciation	$ (8,308)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Foothill Business Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 5,254
Building and Improvements	8,096
Costs capitalized subsequent to acquisition	322
Carrying amount of land	5,254
Carrying amount of buildings and improvements	8,418
Carrying amount of land and buildings and improvements, Total	13,672
Accumulated Depreciation	$ (1,437)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Ford Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 44,128
Building and Improvements	108,125
Costs capitalized subsequent to acquisition	3,837
Carrying amount of land	44,128
Carrying amount of buildings and improvements	111,962
Carrying amount of land and buildings and improvements, Total	156,090
Accumulated Depreciation	$ (22,488)
Date of Construction/ Acquisition	2011, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Fordyce Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,110
Building and Improvements	19,485
Costs capitalized subsequent to acquisition	910
Carrying amount of land	6,110
Carrying amount of buildings and improvements	20,395
Carrying amount of land and buildings and improvements, Total	26,505
Accumulated Depreciation	$ (5,266)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Harris Business Center Alliance II [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	9
Land	$ 13,134
Building and Improvements	66,195
Costs capitalized subsequent to acquisition	3,076
Carrying amount of land	13,134
Carrying amount of buildings and improvements	69,271
Carrying amount of land and buildings and improvements, Total	82,405
Accumulated Depreciation	$ (14,258)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Haven Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 96,975
Building and Improvements	73,903
Costs capitalized subsequent to acquisition	8,385
Carrying amount of land	96,975
Carrying amount of buildings and improvements	82,288
Carrying amount of land and buildings and improvements, Total	179,263
Accumulated Depreciation	$ (18,460)
Date of Construction/ Acquisition	2008
Industrial Operating Properties [Member] | North American Markets [Member] | Huntington Beach Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 14,679
Building and Improvements	22,019
Costs capitalized subsequent to acquisition	794
Carrying amount of land	14,679
Carrying amount of buildings and improvements	22,813
Carrying amount of land and buildings and improvements, Total	37,492
Accumulated Depreciation	$ (981)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Industry Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 54,170
Building and Improvements	99,434
Costs capitalized subsequent to acquisition	8,623
Carrying amount of land	54,170
Carrying amount of buildings and improvements	108,057
Carrying amount of land and buildings and improvements, Total	162,227
Accumulated Depreciation	$ (40,067)
Date of Construction/ Acquisition	2005, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Inland Empire Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 43,320
Building and Improvements	84,006
Costs capitalized subsequent to acquisition	8,410
Carrying amount of land	44,100
Carrying amount of buildings and improvements	91,636
Carrying amount of land and buildings and improvements, Total	135,736
Accumulated Depreciation	$ (26,974)
Date of Construction/ Acquisition	2005, 2012, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Jack Northrup Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,280
Building and Improvements	9,820
Costs capitalized subsequent to acquisition	53
Carrying amount of land	4,280
Carrying amount of buildings and improvements	9,873
Carrying amount of land and buildings and improvements, Total	14,153
Accumulated Depreciation	$ (493)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Kaiser Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	8
Land	$ 131,819
Building and Improvements	242,618
Costs capitalized subsequent to acquisition	16,957
Carrying amount of land	136,030
Carrying amount of buildings and improvements	255,364
Carrying amount of land and buildings and improvements, Total	391,394
Accumulated Depreciation	$ (92,994)
Date of Construction/ Acquisition	2005, 2008
Industrial Operating Properties [Member] | North American Markets [Member] | LAX Cargo Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 0
Building and Improvements	19,217
Costs capitalized subsequent to acquisition	379
Carrying amount of land	0
Carrying amount of buildings and improvements	19,596
Carrying amount of land and buildings and improvements, Total	19,596
Accumulated Depreciation	$ (7,520)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Los Angeles Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,777
Building and Improvements	7,015
Costs capitalized subsequent to acquisition	378
Carrying amount of land	3,777
Carrying amount of buildings and improvements	7,393
Carrying amount of land and buildings and improvements, Total	11,170
Accumulated Depreciation	$ (2,965)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Main St Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 13,058
Building and Improvements	20,370
Costs capitalized subsequent to acquisition	853
Carrying amount of land	13,058
Carrying amount of buildings and improvements	21,223
Carrying amount of land and buildings and improvements, Total	34,281
Accumulated Depreciation	$ (1,132)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Meridian Park [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 38,270
Building and Improvements	70,022
Costs capitalized subsequent to acquisition	1,044
Carrying amount of land	38,270
Carrying amount of buildings and improvements	71,066
Carrying amount of land and buildings and improvements, Total	109,336
Accumulated Depreciation	$ (9,381)
Date of Construction/ Acquisition	2008, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Mid Counties Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	18
Land	$ 55,436
Building and Improvements	96,453
Costs capitalized subsequent to acquisition	16,685
Carrying amount of land	55,437
Carrying amount of buildings and improvements	113,137
Carrying amount of land and buildings and improvements, Total	168,574
Accumulated Depreciation	$ (43,364)
Date of Construction/ Acquisition	2005, 2006, 2010, 2012
Industrial Operating Properties [Member] | North American Markets [Member] | Mill Street Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,825
Building and Improvements	4,306
Costs capitalized subsequent to acquisition	(1)
Carrying amount of land	1,825
Carrying amount of buildings and improvements	4,305
Carrying amount of land and buildings and improvements, Total	6,130
Accumulated Depreciation	$ (363)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Mill Street Spec Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 15,691
Building and Improvements	36,550
Costs capitalized subsequent to acquisition	188
Carrying amount of land	15,691
Carrying amount of buildings and improvements	36,738
Carrying amount of land and buildings and improvements, Total	52,429
Accumulated Depreciation	$ (2,999)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Milliken Distribution Centre [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 18,831
Building and Improvements	30,811
Costs capitalized subsequent to acquisition	232
Carrying amount of land	18,831
Carrying amount of buildings and improvements	31,043
Carrying amount of land and buildings and improvements, Total	49,874
Accumulated Depreciation	$ (5,888)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | NDP Los Angeles [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 14,855
Building and Improvements	41,115
Costs capitalized subsequent to acquisition	3,529
Carrying amount of land	14,855
Carrying amount of buildings and improvements	44,644
Carrying amount of land and buildings and improvements, Total	59,499
Accumulated Depreciation	$ (10,837)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Normandie Industrial Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 12,297
Building and Improvements	14,957
Costs capitalized subsequent to acquisition	1,989
Carrying amount of land	12,297
Carrying amount of buildings and improvements	16,946
Carrying amount of land and buildings and improvements, Total	29,243
Accumulated Depreciation	$ (4,317)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | North County Distribution Centre | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 75,581
Building and Improvements	101,342
Costs capitalized subsequent to acquisition	10,236
Carrying amount of land	75,581
Carrying amount of buildings and improvements	111,578
Carrying amount of land and buildings and improvements, Total	187,159
Accumulated Depreciation	$ (17,449)
Date of Construction/ Acquisition	2011, 2012, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Ontario Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 18,823
Building and Improvements	29,524
Costs capitalized subsequent to acquisition	482
Carrying amount of land	18,823
Carrying amount of buildings and improvements	30,006
Carrying amount of land and buildings and improvements, Total	48,829
Accumulated Depreciation	$ (5,341)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Orange Industrial Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 19,296
Building and Improvements	9,514
Costs capitalized subsequent to acquisition	706
Carrying amount of land	4,157
Carrying amount of buildings and improvements	25,359
Carrying amount of land and buildings and improvements, Total	29,516
Accumulated Depreciation	$ (3,172)
Date of Construction/ Acquisition	2005, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Pomona Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 22,361
Building and Improvements	27,898
Costs capitalized subsequent to acquisition	205
Carrying amount of land	22,361
Carrying amount of buildings and improvements	28,103
Carrying amount of land and buildings and improvements, Total	50,464
Accumulated Depreciation	$ (2,519)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Prologis Park Ontario | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 25,499
Building and Improvements	47,366
Costs capitalized subsequent to acquisition	1,283
Carrying amount of land	25,499
Carrying amount of buildings and improvements	48,649
Carrying amount of land and buildings and improvements, Total	74,148
Accumulated Depreciation	$ (15,843)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | North American Markets [Member] | Rancho Cucamonga Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 58,710
Building and Improvements	113,273
Costs capitalized subsequent to acquisition	5,079
Carrying amount of land	58,711
Carrying amount of buildings and improvements	118,351
Carrying amount of land and buildings and improvements, Total	177,062
Accumulated Depreciation	$ (34,842)
Date of Construction/ Acquisition	2005, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Redlands Commerce Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 20,583
Building and Improvements	30,881
Costs capitalized subsequent to acquisition	13
Carrying amount of land	20,583
Carrying amount of buildings and improvements	30,894
Carrying amount of land and buildings and improvements, Total	51,477
Accumulated Depreciation	$ (2,552)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Redlands Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	12
Land	$ 156,478
Building and Improvements	120,920
Costs capitalized subsequent to acquisition	200,028
Carrying amount of land	154,454
Carrying amount of buildings and improvements	322,972
Carrying amount of land and buildings and improvements, Total	477,426
Accumulated Depreciation	$ (32,938)
Date of Construction/ Acquisition	2006, 2007, 2012, 2013, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Redondo Beach Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,455
Building and Improvements	11,223
Costs capitalized subsequent to acquisition	72
Carrying amount of land	7,455
Carrying amount of buildings and improvements	11,295
Carrying amount of land and buildings and improvements, Total	18,750
Accumulated Depreciation	$ (934)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Rialto Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 86,270
Building and Improvements	200,602
Costs capitalized subsequent to acquisition	33,564
Carrying amount of land	88,648
Carrying amount of buildings and improvements	231,788
Carrying amount of land and buildings and improvements, Total	320,436
Accumulated Depreciation	$ (30,989)
Date of Construction/ Acquisition	2012, 2014, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Riverbluff Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 42,964
Building and Improvements	0
Costs capitalized subsequent to acquisition	33,014
Carrying amount of land	42,964
Carrying amount of buildings and improvements	33,014
Carrying amount of land and buildings and improvements, Total	75,978
Accumulated Depreciation	$ (8,401)
Date of Construction/ Acquisition	2009
Industrial Operating Properties [Member] | North American Markets [Member] | Santa Ana Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 27,070
Building and Improvements	32,168
Costs capitalized subsequent to acquisition	1,253
Carrying amount of land	27,070
Carrying amount of buildings and improvements	33,421
Carrying amount of land and buildings and improvements, Total	60,491
Accumulated Depreciation	$ (4,699)
Date of Construction/ Acquisition	2005, 2015
Industrial Operating Properties [Member] | North American Markets [Member] | Santa Fe Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 12,163
Building and Improvements	9,927
Costs capitalized subsequent to acquisition	84
Carrying amount of land	12,163
Carrying amount of buildings and improvements	10,011
Carrying amount of land and buildings and improvements, Total	22,174
Accumulated Depreciation	$ (664)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Slover Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 40,335
Building and Improvements	45,492
Costs capitalized subsequent to acquisition	386
Carrying amount of land	40,335
Carrying amount of buildings and improvements	45,878
Carrying amount of land and buildings and improvements, Total	86,213
Accumulated Depreciation	$ (2,319)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | South Bay Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 14,478
Building and Improvements	27,511
Costs capitalized subsequent to acquisition	6,608
Carrying amount of land	15,280
Carrying amount of buildings and improvements	33,317
Carrying amount of land and buildings and improvements, Total	48,597
Accumulated Depreciation	$ (12,633)
Date of Construction/ Acquisition	2005, 2007
Industrial Operating Properties [Member] | North American Markets [Member] | South Bay Transport [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 15,928
Building and Improvements	23,891
Costs capitalized subsequent to acquisition	106
Carrying amount of land	15,928
Carrying amount of buildings and improvements	23,997
Carrying amount of land and buildings and improvements, Total	39,925
Accumulated Depreciation	$ (630)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Starboard Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 18,763
Building and Improvements	53,824
Costs capitalized subsequent to acquisition	386
Carrying amount of land	18,763
Carrying amount of buildings and improvements	54,210
Carrying amount of land and buildings and improvements, Total	72,973
Accumulated Depreciation	$ (10,725)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Terra Francesco | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 11,196
Building and Improvements	0
Costs capitalized subsequent to acquisition	15,673
Carrying amount of land	11,196
Carrying amount of buildings and improvements	15,673
Carrying amount of land and buildings and improvements, Total	26,869
Accumulated Depreciation	$ (582)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Torrance Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 25,730
Building and Improvements	40,414
Costs capitalized subsequent to acquisition	1,134
Carrying amount of land	25,730
Carrying amount of buildings and improvements	41,548
Carrying amount of land and buildings and improvements, Total	67,278
Accumulated Depreciation	$ (7,211)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Transpark Inland Empire Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 28,936
Building and Improvements	42,167
Costs capitalized subsequent to acquisition	578
Carrying amount of land	28,936
Carrying amount of buildings and improvements	42,745
Carrying amount of land and buildings and improvements, Total	71,681
Accumulated Depreciation	$ (3,339)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Van Nuys Airport Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 23,455
Building and Improvements	39,916
Costs capitalized subsequent to acquisition	2,860
Carrying amount of land	23,455
Carrying amount of buildings and improvements	42,776
Carrying amount of land and buildings and improvements, Total	66,231
Accumulated Depreciation	$ (8,225)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Vernon Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	14
Land	$ 23,998
Building and Improvements	44,529
Costs capitalized subsequent to acquisition	4,788
Carrying amount of land	24,000
Carrying amount of buildings and improvements	49,315
Carrying amount of land and buildings and improvements, Total	73,315
Accumulated Depreciation	$ (19,476)
Date of Construction/ Acquisition	2005
Industrial Operating Properties [Member] | North American Markets [Member] | Vernon Industrial Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,626
Building and Improvements	3,319
Costs capitalized subsequent to acquisition	692
Carrying amount of land	4,121
Carrying amount of buildings and improvements	3,516
Carrying amount of land and buildings and improvements, Total	7,637
Accumulated Depreciation	$ (2,993)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Vista Distribution Center | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,150
Building and Improvements	6,225
Costs capitalized subsequent to acquisition	3,933
Carrying amount of land	4,150
Carrying amount of buildings and improvements	10,158
Carrying amount of land and buildings and improvements, Total	14,308
Accumulated Depreciation	$ (3,274)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | North American Markets [Member] | Walnut Drive | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,665
Building and Improvements	7,397
Costs capitalized subsequent to acquisition	218
Carrying amount of land	2,665
Carrying amount of buildings and improvements	7,615
Carrying amount of land and buildings and improvements, Total	10,280
Accumulated Depreciation	$ (1,544)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Watson Industrial Center AFdII [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,944
Building and Improvements	11,193
Costs capitalized subsequent to acquisition	398
Carrying amount of land	6,944
Carrying amount of buildings and improvements	11,591
Carrying amount of land and buildings and improvements, Total	18,535
Accumulated Depreciation	$ (2,345)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Wilmington Avenue Warehouse | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 11,172
Building and Improvements	34,723
Costs capitalized subsequent to acquisition	2,952
Carrying amount of land	11,172
Carrying amount of buildings and improvements	37,675
Carrying amount of land and buildings and improvements, Total	48,847
Accumulated Depreciation	$ (7,616)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Workman Mill Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 32,467
Building and Improvements	56,672
Costs capitalized subsequent to acquisition	768
Carrying amount of land	32,470
Carrying amount of buildings and improvements	57,437
Carrying amount of land and buildings and improvements, Total	89,907
Accumulated Depreciation	$ (2,505)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Corporate Center Tampa [Member] | Tampa, Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 4,458
Building and Improvements	19,166
Costs capitalized subsequent to acquisition	(429)
Carrying amount of land	4,458
Carrying amount of buildings and improvements	18,737
Carrying amount of land and buildings and improvements, Total	23,195
Accumulated Depreciation	$ (1,143)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Airport Road Distribution Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 22,447
Building and Improvements	63,150
Costs capitalized subsequent to acquisition	2,165
Carrying amount of land	23,461
Carrying amount of buildings and improvements	64,301
Carrying amount of land and buildings and improvements, Total	87,762
Accumulated Depreciation	$ (10,661)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Annagem Distribution Center | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,028
Building and Improvements	10,357
Costs capitalized subsequent to acquisition	763
Carrying amount of land	3,164
Carrying amount of buildings and improvements	10,984
Carrying amount of land and buildings and improvements, Total	14,148
Accumulated Depreciation	$ (1,870)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Annagem Distribution Centre II [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,705
Building and Improvements	4,368
Costs capitalized subsequent to acquisition	1,238
Carrying amount of land	1,782
Carrying amount of buildings and improvements	5,529
Carrying amount of land and buildings and improvements, Total	7,311
Accumulated Depreciation	$ (945)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Meadowvale Distribution Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 31,136
Building and Improvements	0
Costs capitalized subsequent to acquisition	47,244
Carrying amount of land	31,718
Carrying amount of buildings and improvements	46,662
Carrying amount of land and buildings and improvements, Total	78,380
Accumulated Depreciation	$ (2,118)
Date of Construction/ Acquisition	2014
Industrial Operating Properties [Member] | North American Markets [Member] | Millcreek Distribution Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,427
Building and Improvements	28,251
Costs capitalized subsequent to acquisition	850
Carrying amount of land	7,762
Carrying amount of buildings and improvements	28,766
Carrying amount of land and buildings and improvements, Total	36,528
Accumulated Depreciation	$ (4,873)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Milton 401 Business Park [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,794
Building and Improvements	18,982
Costs capitalized subsequent to acquisition	3,080
Carrying amount of land	6,055
Carrying amount of buildings and improvements	21,801
Carrying amount of land and buildings and improvements, Total	27,856
Accumulated Depreciation	$ (4,627)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Milton 402 Business Park [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 11,960
Building and Improvements	32,582
Costs capitalized subsequent to acquisition	8,882
Carrying amount of land	12,262
Carrying amount of buildings and improvements	41,162
Carrying amount of land and buildings and improvements, Total	53,424
Accumulated Depreciation	$ (4,193)
Date of Construction/ Acquisition	2011, 2014, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Milton Crossings Business Park [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 16,922
Building and Improvements	41,190
Costs capitalized subsequent to acquisition	4,588
Carrying amount of land	17,686
Carrying amount of buildings and improvements	45,014
Carrying amount of land and buildings and improvements, Total	62,700
Accumulated Depreciation	$ (7,437)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Bolton Distribution Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,861
Building and Improvements	0
Costs capitalized subsequent to acquisition	21,418
Carrying amount of land	7,171
Carrying amount of buildings and improvements	21,108
Carrying amount of land and buildings and improvements, Total	28,279
Accumulated Depreciation	$ (3,943)
Date of Construction/ Acquisition	2009
Industrial Operating Properties [Member] | North American Markets [Member] | Keele Distribution Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,066
Building and Improvements	4,279
Costs capitalized subsequent to acquisition	515
Carrying amount of land	1,115
Carrying amount of buildings and improvements	4,745
Carrying amount of land and buildings and improvements, Total	5,860
Accumulated Depreciation	$ (1,214)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Pearson Logistics Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 10,796
Building and Improvements	38,698
Costs capitalized subsequent to acquisition	1,526
Carrying amount of land	11,283
Carrying amount of buildings and improvements	39,737
Carrying amount of land and buildings and improvements, Total	51,020
Accumulated Depreciation	$ (6,650)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | Mississauga Gateway Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 51,330
Building and Improvements	118,855
Costs capitalized subsequent to acquisition	532
Carrying amount of land	51,673
Carrying amount of buildings and improvements	119,044
Carrying amount of land and buildings and improvements, Total	170,717
Accumulated Depreciation	$ (9,989)
Date of Construction/ Acquisition	2008, 2014, 2016
Industrial Operating Properties [Member] | North American Markets [Member] | Tapscott Distribution Center [Member] | Toronto [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,571
Building and Improvements	0
Costs capitalized subsequent to acquisition	6,302
Carrying amount of land	3,368
Carrying amount of buildings and improvements	7,505
Carrying amount of land and buildings and improvements, Total	10,873
Accumulated Depreciation	$ (241)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | North American Markets [Member] | Parque Opcion [Member] | Guadalajara | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 730
Building and Improvements	2,287
Costs capitalized subsequent to acquisition	1,362
Carrying amount of land	730
Carrying amount of buildings and improvements	3,649
Carrying amount of land and buildings and improvements, Total	4,379
Accumulated Depreciation	$ (802)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | North American Markets [Member] | El Puente Industrial Center [Member] | Reynosa [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 989
Building and Improvements	0
Costs capitalized subsequent to acquisition	12,916
Carrying amount of land	1,767
Carrying amount of buildings and improvements	12,138
Carrying amount of land and buildings and improvements, Total	13,905
Accumulated Depreciation	$ (314)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | European Markets
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	35
Land	$ 122,630
Building and Improvements	166,707
Costs capitalized subsequent to acquisition	224,304
Carrying amount of land	134,011
Carrying amount of buildings and improvements	379,630
Carrying amount of land and buildings and improvements, Total	513,641
Accumulated Depreciation	$ (53,816)
Industrial Operating Properties [Member] | European Markets | Austria
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,225
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,473
Carrying amount of land	3,551
Carrying amount of buildings and improvements	5,147
Carrying amount of land and buildings and improvements, Total	8,698
Accumulated Depreciation	$ (786)
Industrial Operating Properties [Member] | European Markets | Czech Republic [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,604
Building and Improvements	11,770
Costs capitalized subsequent to acquisition	18,348
Carrying amount of land	4,604
Carrying amount of buildings and improvements	30,118
Carrying amount of land and buildings and improvements, Total	34,722
Accumulated Depreciation	$ (4,955)
Industrial Operating Properties [Member] | European Markets | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 13,617
Building and Improvements	22,197
Costs capitalized subsequent to acquisition	42,089
Carrying amount of land	14,305
Carrying amount of buildings and improvements	63,598
Carrying amount of land and buildings and improvements, Total	77,903
Accumulated Depreciation	$ (7,606)
Industrial Operating Properties [Member] | European Markets | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 34,647
Building and Improvements	13,914
Costs capitalized subsequent to acquisition	71,805
Carrying amount of land	38,403
Carrying amount of buildings and improvements	81,963
Carrying amount of land and buildings and improvements, Total	120,366
Accumulated Depreciation	$ (5,014)
Industrial Operating Properties [Member] | European Markets | Hungary [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 245
Building and Improvements	0
Costs capitalized subsequent to acquisition	2,969
Carrying amount of land	0
Carrying amount of buildings and improvements	3,214
Carrying amount of land and buildings and improvements, Total	3,214
Accumulated Depreciation	$ 0
Industrial Operating Properties [Member] | European Markets | Italy [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 19,709
Building and Improvements	45,854
Costs capitalized subsequent to acquisition	2,124
Carrying amount of land	19,709
Carrying amount of buildings and improvements	47,978
Carrying amount of land and buildings and improvements, Total	67,687
Accumulated Depreciation	$ (10,500)
Industrial Operating Properties [Member] | European Markets | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 4,639
Building and Improvements	10,242
Costs capitalized subsequent to acquisition	27,146
Carrying amount of land	5,254
Carrying amount of buildings and improvements	36,773
Carrying amount of land and buildings and improvements, Total	42,027
Accumulated Depreciation	$ (5,748)
Industrial Operating Properties [Member] | European Markets | Slovakia [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,105
Building and Improvements	0
Costs capitalized subsequent to acquisition	11,559
Carrying amount of land	2,105
Carrying amount of buildings and improvements	11,559
Carrying amount of land and buildings and improvements, Total	13,664
Accumulated Depreciation	$ (2,233)
Industrial Operating Properties [Member] | European Markets | Spain [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 0
Building and Improvements	34,100
Costs capitalized subsequent to acquisition	1,040
Carrying amount of land	0
Carrying amount of buildings and improvements	35,140
Carrying amount of land and buildings and improvements, Total	35,140
Accumulated Depreciation	$ (7,935)
Industrial Operating Properties [Member] | European Markets | Sweden [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 8,738
Building and Improvements	19,104
Costs capitalized subsequent to acquisition	2,230
Carrying amount of land	8,738
Carrying amount of buildings and improvements	21,334
Carrying amount of land and buildings and improvements, Total	30,072
Accumulated Depreciation	$ (6,267)
Industrial Operating Properties [Member] | European Markets | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 31,101
Building and Improvements	9,526
Costs capitalized subsequent to acquisition	39,521
Carrying amount of land	37,342
Carrying amount of buildings and improvements	42,806
Carrying amount of land and buildings and improvements, Total	80,148
Accumulated Depreciation	$ (2,772)
Industrial Operating Properties [Member] | European Markets | Himberg Distribution Center [Member] | Austria
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,225
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,473
Carrying amount of land	3,551
Carrying amount of buildings and improvements	5,147
Carrying amount of land and buildings and improvements, Total	8,698
Accumulated Depreciation	$ (786)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Prague Rudna Distribution Center | Czech Republic [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,259
Building and Improvements	11,770
Costs capitalized subsequent to acquisition	3,035
Carrying amount of land	2,259
Carrying amount of buildings and improvements	14,805
Carrying amount of land and buildings and improvements, Total	17,064
Accumulated Depreciation	$ (825)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | European Markets | Uzice Distribution Center [Member] | Czech Republic [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,345
Building and Improvements	0
Costs capitalized subsequent to acquisition	15,313
Carrying amount of land	2,345
Carrying amount of buildings and improvements	15,313
Carrying amount of land and buildings and improvements, Total	17,658
Accumulated Depreciation	$ (4,130)
Date of Construction/ Acquisition	2007
Industrial Operating Properties [Member] | European Markets | Bonneuil Distribution Center | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	0
Costs capitalized subsequent to acquisition	11,840
Carrying amount of land	0
Carrying amount of buildings and improvements	11,840
Carrying amount of land and buildings and improvements, Total	11,840
Accumulated Depreciation	$ (1,293)
Date of Construction/ Acquisition	2012
Industrial Operating Properties [Member] | European Markets | Le Havre Distribution Center [Member] | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 620
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,439
Carrying amount of land	620
Carrying amount of buildings and improvements	7,439
Carrying amount of land and buildings and improvements, Total	8,059
Accumulated Depreciation	$ (178)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | European Markets | LGR Genevill. 1 SAS [Member] | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,942
Building and Improvements	2,107
Costs capitalized subsequent to acquisition	718
Carrying amount of land	1,942
Carrying amount of buildings and improvements	2,825
Carrying amount of land and buildings and improvements, Total	4,767
Accumulated Depreciation	$ (442)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | LGR Genevill. 2 SAS [Member] | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,493
Building and Improvements	3,095
Costs capitalized subsequent to acquisition	44
Carrying amount of land	1,493
Carrying amount of buildings and improvements	3,139
Carrying amount of land and buildings and improvements, Total	4,632
Accumulated Depreciation	$ (477)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Moissy Ii Distribution Center | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 9,562
Building and Improvements	3,555
Costs capitalized subsequent to acquisition	21,878
Carrying amount of land	10,250
Carrying amount of buildings and improvements	24,745
Carrying amount of land and buildings and improvements, Total	34,995
Accumulated Depreciation	$ (2,425)
Date of Construction/ Acquisition	2014, 2016
Industrial Operating Properties [Member] | European Markets | Port of Rouen [Member] | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	13,440
Costs capitalized subsequent to acquisition	170
Carrying amount of land	0
Carrying amount of buildings and improvements	13,610
Carrying amount of land and buildings and improvements, Total	13,610
Accumulated Depreciation	$ (2,791)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Hausbruch Industrial Center 4-B [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,201
Building and Improvements	4,684
Costs capitalized subsequent to acquisition	222
Carrying amount of land	7,201
Carrying amount of buildings and improvements	4,906
Carrying amount of land and buildings and improvements, Total	12,107
Accumulated Depreciation	$ (2,096)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Kolleda Distribution Center [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 223
Building and Improvements	3,450
Costs capitalized subsequent to acquisition	(276)
Carrying amount of land	223
Carrying amount of buildings and improvements	3,174
Carrying amount of land and buildings and improvements, Total	3,397
Accumulated Depreciation	$ (605)
Date of Construction/ Acquisition	2008
Industrial Operating Properties [Member] | European Markets | Hausbruch Industrial Center 5-650 [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,592
Building and Improvements	400
Costs capitalized subsequent to acquisition	292
Carrying amount of land	2,592
Carrying amount of buildings and improvements	692
Carrying amount of land and buildings and improvements, Total	3,284
Accumulated Depreciation	$ (210)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Meerane Distribution Center [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 22,214
Building and Improvements	0
Costs capitalized subsequent to acquisition	71,263
Carrying amount of land	25,970
Carrying amount of buildings and improvements	67,507
Carrying amount of land and buildings and improvements, Total	93,477
Accumulated Depreciation	$ (983)
Date of Construction/ Acquisition	2016
Industrial Operating Properties [Member] | European Markets | Lauenau Distribution Center [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,417
Building and Improvements	5,380
Costs capitalized subsequent to acquisition	304
Carrying amount of land	2,417
Carrying amount of buildings and improvements	5,684
Carrying amount of land and buildings and improvements, Total	8,101
Accumulated Depreciation	$ (1,120)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Hegyeshalom Distribution Center [Member] | Hungary [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 245
Building and Improvements	0
Costs capitalized subsequent to acquisition	2,969
Carrying amount of land	0
Carrying amount of buildings and improvements	3,214
Carrying amount of land and buildings and improvements, Total	3,214
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | European Markets | Arena Po Distribution Center [Member] | Italy [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,185
Building and Improvements	19,447
Costs capitalized subsequent to acquisition	605
Carrying amount of land	7,185
Carrying amount of buildings and improvements	20,052
Carrying amount of land and buildings and improvements, Total	27,237
Accumulated Depreciation	$ (5,360)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Castel San Giovanni Distribution Center [Member] | Italy [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,986
Building and Improvements	9,117
Costs capitalized subsequent to acquisition	321
Carrying amount of land	2,986
Carrying amount of buildings and improvements	9,438
Carrying amount of land and buildings and improvements, Total	12,424
Accumulated Depreciation	$ (1,885)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Siziano Logistics Park [Member] | Italy [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 9,538
Building and Improvements	17,290
Costs capitalized subsequent to acquisition	1,198
Carrying amount of land	9,538
Carrying amount of buildings and improvements	18,488
Carrying amount of land and buildings and improvements, Total	28,026
Accumulated Depreciation	$ (3,255)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Nadarzyn Distribution Center [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,180
Building and Improvements	0
Costs capitalized subsequent to acquisition	6,905
Carrying amount of land	2,180
Carrying amount of buildings and improvements	6,905
Carrying amount of land and buildings and improvements, Total	9,085
Accumulated Depreciation	$ (1,486)
Date of Construction/ Acquisition	2009
Industrial Operating Properties [Member] | European Markets | Piotrkow II Distribution Center [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,418
Building and Improvements	0
Costs capitalized subsequent to acquisition	4,864
Carrying amount of land	1,396
Carrying amount of buildings and improvements	4,886
Carrying amount of land and buildings and improvements, Total	6,282
Accumulated Depreciation	$ (1,170)
Date of Construction/ Acquisition	2009
Industrial Operating Properties [Member] | European Markets | Sochaczew Distribution Center | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 116
Building and Improvements	10,242
Costs capitalized subsequent to acquisition	2,214
Carrying amount of land	750
Carrying amount of buildings and improvements	11,822
Carrying amount of land and buildings and improvements, Total	12,572
Accumulated Depreciation	$ (2,874)
Date of Construction/ Acquisition	2008
Industrial Operating Properties [Member] | European Markets | Szczecin Distribution Center [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 925
Building and Improvements	0
Costs capitalized subsequent to acquisition	13,163
Carrying amount of land	928
Carrying amount of buildings and improvements	13,160
Carrying amount of land and buildings and improvements, Total	14,088
Accumulated Depreciation	$ (218)
Date of Construction/ Acquisition	2014, 2015
Industrial Operating Properties [Member] | European Markets | Sered Distribution Center [Member] | Slovakia [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,105
Building and Improvements	0
Costs capitalized subsequent to acquisition	11,559
Carrying amount of land	2,105
Carrying amount of buildings and improvements	11,559
Carrying amount of land and buildings and improvements, Total	13,664
Accumulated Depreciation	$ (2,233)
Date of Construction/ Acquisition	2009
Industrial Operating Properties [Member] | European Markets | Baraja MAD Logistics Center [Member] | Spain [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 0
Building and Improvements	34,100
Costs capitalized subsequent to acquisition	1,040
Carrying amount of land	0
Carrying amount of buildings and improvements	35,140
Carrying amount of land and buildings and improvements, Total	35,140
Accumulated Depreciation	$ (7,935)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Orebro Distribution Center [Member] | Sweden [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 8,738
Building and Improvements	19,104
Costs capitalized subsequent to acquisition	2,230
Carrying amount of land	8,738
Carrying amount of buildings and improvements	21,334
Carrying amount of land and buildings and improvements, Total	30,072
Accumulated Depreciation	$ (6,267)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | European Markets | Grange Park [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 13,258
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,900
Carrying amount of land	14,331
Carrying amount of buildings and improvements	13,827
Carrying amount of land and buildings and improvements, Total	28,158
Accumulated Depreciation	$ (519)
Date of Construction/ Acquisition	2015
Industrial Operating Properties [Member] | European Markets | Midpoint Park [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 17,843
Building and Improvements	9,526
Costs capitalized subsequent to acquisition	24,621
Carrying amount of land	23,011
Carrying amount of buildings and improvements	28,979
Carrying amount of land and buildings and improvements, Total	51,990
Accumulated Depreciation	$ (2,253)
Date of Construction/ Acquisition	2008, 2015
Industrial Operating Properties [Member] | Asian Markets [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	15
Land	$ 13,723
Building and Improvements	170,781
Costs capitalized subsequent to acquisition	17,021
Carrying amount of land	11,864
Carrying amount of buildings and improvements	189,661
Carrying amount of land and buildings and improvements, Total	201,525
Accumulated Depreciation	$ (44,145)
Industrial Operating Properties [Member] | Asian Markets [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 0
Building and Improvements	127,642
Costs capitalized subsequent to acquisition	917
Carrying amount of land	0
Carrying amount of buildings and improvements	128,559
Carrying amount of land and buildings and improvements, Total	128,559
Accumulated Depreciation	$ (32,799)
Industrial Operating Properties [Member] | Asian Markets [Member] | Dalian Industrial Park Distribution Center [Member] | China [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,239
Building and Improvements	12,828
Costs capitalized subsequent to acquisition	30
Carrying amount of land	2,052
Carrying amount of buildings and improvements	13,045
Carrying amount of land and buildings and improvements, Total	15,097
Accumulated Depreciation	$ (2,043)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | Fengxian Logistics Center [Member] | China [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 0
Building and Improvements	12,149
Costs capitalized subsequent to acquisition	991
Carrying amount of land	0
Carrying amount of buildings and improvements	13,140
Carrying amount of land and buildings and improvements, Total	13,140
Accumulated Depreciation	$ (5,073)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | Jiaxing Distribution Center [Member] | China [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 10,104
Building and Improvements	9,795
Costs capitalized subsequent to acquisition	15,058
Carrying amount of land	8,555
Carrying amount of buildings and improvements	26,402
Carrying amount of land and buildings and improvements, Total	34,957
Accumulated Depreciation	$ (2,715)
Date of Construction/ Acquisition	2011, 2013
Industrial Operating Properties [Member] | Asian Markets [Member] | Tianjin Bonded Logistics Park [Member] | China [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,380
Building and Improvements	8,367
Costs capitalized subsequent to acquisition	25
Carrying amount of land	1,257
Carrying amount of buildings and improvements	8,515
Carrying amount of land and buildings and improvements, Total	9,772
Accumulated Depreciation	$ (1,515)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | ProLogis Park Narita III [Member] | China [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	10
Land	$ 13,723
Building and Improvements	43,139
Costs capitalized subsequent to acquisition	16,104
Carrying amount of land	11,864
Carrying amount of buildings and improvements	61,102
Carrying amount of land and buildings and improvements, Total	72,966
Accumulated Depreciation	$ (11,346)
Industrial Operating Properties [Member] | Asian Markets [Member] | Changi South Distribution Center 1 [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	38,384
Costs capitalized subsequent to acquisition	104
Carrying amount of land	0
Carrying amount of buildings and improvements	38,488
Carrying amount of land and buildings and improvements, Total	38,488
Accumulated Depreciation	$ (8,773)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | Changi-North Distribution Center 1 [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	14,276
Costs capitalized subsequent to acquisition	140
Carrying amount of land	0
Carrying amount of buildings and improvements	14,416
Carrying amount of land and buildings and improvements, Total	14,416
Accumulated Depreciation	$ (3,158)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | Airport Logistics Center 2 [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	34,105
Costs capitalized subsequent to acquisition	194
Carrying amount of land	0
Carrying amount of buildings and improvements	34,299
Carrying amount of land and buildings and improvements, Total	34,299
Accumulated Depreciation	$ (8,547)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | Airport Logistics Center 3 [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	23,553
Costs capitalized subsequent to acquisition	201
Carrying amount of land	0
Carrying amount of buildings and improvements	23,754
Carrying amount of land and buildings and improvements, Total	23,754
Accumulated Depreciation	$ (5,890)
Date of Construction/ Acquisition	2011
Industrial Operating Properties [Member] | Asian Markets [Member] | Tuas Distribution Center [Member] | Singapore [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 0
Building and Improvements	17,324
Costs capitalized subsequent to acquisition	278
Carrying amount of land	0
Carrying amount of buildings and improvements	17,602
Carrying amount of land and buildings and improvements, Total	17,602
Accumulated Depreciation	$ (6,431)
Date of Construction/ Acquisition	2011
Properties Under Development [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1,865
Land	$ 6,486,869
Building and Improvements	14,473,118
Costs capitalized subsequent to acquisition	4,415,552
Carrying amount of land	6,590,782
Carrying amount of buildings and improvements	18,784,757
Carrying amount of land and buildings and improvements, Total	25,375,539
Accumulated Depreciation	$ (3,679,479)
Properties Under Development [Member] | Total Development Portfolio [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	89
Land	$ 553,239
Building and Improvements	0
Costs capitalized subsequent to acquisition	878,843
Carrying amount of land	553,239
Carrying amount of buildings and improvements	878,843
Carrying amount of land and buildings and improvements, Total	1,432,082
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	45
Land	$ 242,857
Building and Improvements	0
Costs capitalized subsequent to acquisition	304,740
Carrying amount of land	242,857
Carrying amount of buildings and improvements	304,740
Carrying amount of land and buildings and improvements, Total	547,597
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	34
Land	$ 186,337
Building and Improvements	0
Costs capitalized subsequent to acquisition	221,777
Carrying amount of land	186,337
Carrying amount of buildings and improvements	221,777
Carrying amount of land and buildings and improvements, Total	408,114
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 15,667
Building and Improvements	0
Costs capitalized subsequent to acquisition	36,021
Carrying amount of land	15,667
Carrying amount of buildings and improvements	36,021
Carrying amount of land and buildings and improvements, Total	51,688
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 40,853
Building and Improvements	0
Costs capitalized subsequent to acquisition	46,942
Carrying amount of land	40,853
Carrying amount of buildings and improvements	46,942
Carrying amount of land and buildings and improvements, Total	87,795
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 9,868
Building and Improvements	0
Costs capitalized subsequent to acquisition	28,881
Carrying amount of land	9,868
Carrying amount of buildings and improvements	28,881
Carrying amount of land and buildings and improvements, Total	38,749
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 5,970
Building and Improvements	0
Costs capitalized subsequent to acquisition	11,362
Carrying amount of land	5,970
Carrying amount of buildings and improvements	11,362
Carrying amount of land and buildings and improvements, Total	17,332
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 1,577
Building and Improvements	0
Costs capitalized subsequent to acquisition	13,550
Carrying amount of land	1,577
Carrying amount of buildings and improvements	13,550
Carrying amount of land and buildings and improvements, Total	15,127
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 8,546
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,874
Carrying amount of land	8,546
Carrying amount of buildings and improvements	5,874
Carrying amount of land and buildings and improvements, Total	14,420
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,403
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,430
Carrying amount of land	2,403
Carrying amount of buildings and improvements	14,430
Carrying amount of land and buildings and improvements, Total	16,833
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,246
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,477
Carrying amount of land	1,246
Carrying amount of buildings and improvements	14,477
Carrying amount of land and buildings and improvements, Total	15,723
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 22,948
Building and Improvements	0
Costs capitalized subsequent to acquisition	46,320
Carrying amount of land	22,948
Carrying amount of buildings and improvements	46,320
Carrying amount of land and buildings and improvements, Total	69,268
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,140
Building and Improvements	0
Costs capitalized subsequent to acquisition	21,382
Carrying amount of land	4,140
Carrying amount of buildings and improvements	21,382
Carrying amount of land and buildings and improvements, Total	25,522
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,075
Building and Improvements	0
Costs capitalized subsequent to acquisition	274
Carrying amount of land	1,075
Carrying amount of buildings and improvements	274
Carrying amount of land and buildings and improvements, Total	1,349
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,599
Building and Improvements	0
Costs capitalized subsequent to acquisition	20,594
Carrying amount of land	1,599
Carrying amount of buildings and improvements	20,594
Carrying amount of land and buildings and improvements, Total	22,193
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 12,102
Building and Improvements	0
Costs capitalized subsequent to acquisition	19,020
Carrying amount of land	12,102
Carrying amount of buildings and improvements	19,020
Carrying amount of land and buildings and improvements, Total	31,122
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,528
Building and Improvements	0
Costs capitalized subsequent to acquisition	681
Carrying amount of land	2,528
Carrying amount of buildings and improvements	681
Carrying amount of land and buildings and improvements, Total	3,209
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 11,833
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,112
Carrying amount of land	11,833
Carrying amount of buildings and improvements	8,112
Carrying amount of land and buildings and improvements, Total	19,945
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	6
Land	$ 50,668
Building and Improvements	0
Costs capitalized subsequent to acquisition	13,675
Carrying amount of land	50,668
Carrying amount of buildings and improvements	13,675
Carrying amount of land and buildings and improvements, Total	64,343
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | New Jersey [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 49,834
Building and Improvements	0
Costs capitalized subsequent to acquisition	3,145
Carrying amount of land	49,834
Carrying amount of buildings and improvements	3,145
Carrying amount of land and buildings and improvements, Total	52,979
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Park I-75 South [Member] | Atlanta, Georgia [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 9,868
Building and Improvements	0
Costs capitalized subsequent to acquisition	28,881
Carrying amount of land	9,868
Carrying amount of buildings and improvements	28,881
Carrying amount of land and buildings and improvements, Total	38,749
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Patterson Pass Business Center [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,922
Building and Improvements	0
Costs capitalized subsequent to acquisition	11,360
Carrying amount of land	2,922
Carrying amount of buildings and improvements	11,360
Carrying amount of land and buildings and improvements, Total	14,282
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Glendale Heights Distribution Center | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 153
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,825
Carrying amount of land	153
Carrying amount of buildings and improvements	9,825
Carrying amount of land and buildings and improvements, Total	9,978
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Woodridge Distribution Center [Member] | Chicago, Illinois [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,424
Building and Improvements	0
Costs capitalized subsequent to acquisition	3,725
Carrying amount of land	1,424
Carrying amount of buildings and improvements	3,725
Carrying amount of land and buildings and improvements, Total	5,149
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Park 121 Distribution Center [Member] | Dallas/Fort Worth, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 8,546
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,874
Carrying amount of land	8,546
Carrying amount of buildings and improvements	5,874
Carrying amount of land and buildings and improvements, Total	14,420
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Stapleton Business Center North [Member] | Denver, Colorado [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,403
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,430
Carrying amount of land	2,403
Carrying amount of buildings and improvements	14,430
Carrying amount of land and buildings and improvements, Total	16,833
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Las Vegas Corporate Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 3,936
Building and Improvements	0
Costs capitalized subsequent to acquisition	1,003
Carrying amount of land	3,936
Carrying amount of buildings and improvements	1,003
Carrying amount of land and buildings and improvements, Total	4,939
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Sunrise Industrial Park [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,348
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,011
Carrying amount of land	5,348
Carrying amount of buildings and improvements	8,011
Carrying amount of land and buildings and improvements, Total	13,359
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | DeSoto Distribution Center [Member] | Memphis, Tennessee [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,140
Building and Improvements	0
Costs capitalized subsequent to acquisition	21,382
Carrying amount of land	4,140
Carrying amount of buildings and improvements	21,382
Carrying amount of land and buildings and improvements, Total	25,522
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Hayward Industrial Center [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 11,287
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,693
Carrying amount of land	11,287
Carrying amount of buildings and improvements	14,693
Carrying amount of land and buildings and improvements, Total	25,980
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Beacon Lakes [Member] | South Florida [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 11,833
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,112
Carrying amount of land	11,833
Carrying amount of buildings and improvements	8,112
Carrying amount of land and buildings and improvements, Total	19,945
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Redlands Distribution Center [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 18,136
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,474
Carrying amount of land	18,136
Carrying amount of buildings and improvements	5,474
Carrying amount of land and buildings and improvements, Total	23,610
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Milton 402 Business Park [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,792
Building and Improvements	0
Costs capitalized subsequent to acquisition	20,390
Carrying amount of land	7,792
Carrying amount of buildings and improvements	20,390
Carrying amount of land and buildings and improvements, Total	28,182
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Tapscott Distribution Center [Member] | Canada [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,875
Building and Improvements	0
Costs capitalized subsequent to acquisition	15,631
Carrying amount of land	7,875
Carrying amount of buildings and improvements	15,631
Carrying amount of land and buildings and improvements, Total	23,506
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | International Park of Commerce [Member] | Central Valley, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,048
Building and Improvements	0
Costs capitalized subsequent to acquisition	2
Carrying amount of land	3,048
Carrying amount of buildings and improvements	2
Carrying amount of land and buildings and improvements, Total	3,050
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Greens Parkway Distribution Center [Member] | Houston, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,246
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,477
Carrying amount of land	1,246
Carrying amount of buildings and improvements	14,477
Carrying amount of land and buildings and improvements, Total	15,723
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Ann Rd-N Sloan LN Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,609
Building and Improvements	0
Costs capitalized subsequent to acquisition	19,749
Carrying amount of land	3,609
Carrying amount of buildings and improvements	19,749
Carrying amount of land and buildings and improvements, Total	23,358
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Las Vegas Beltway Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,321
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,443
Carrying amount of land	7,321
Carrying amount of buildings and improvements	7,443
Carrying amount of land and buildings and improvements, Total	14,764
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | North 15 Freeway Distribution Center [Member] | Las Vegas, Nevada [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,734
Building and Improvements	0
Costs capitalized subsequent to acquisition	10,114
Carrying amount of land	2,734
Carrying amount of buildings and improvements	10,114
Carrying amount of land and buildings and improvements, Total	12,848
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Elizabeth Seaport [Member] | New Jersey [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 15,732
Building and Improvements	0
Costs capitalized subsequent to acquisition	3,145
Carrying amount of land	15,732
Carrying amount of buildings and improvements	3,145
Carrying amount of land and buildings and improvements, Total	18,877
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Tri-Port Distribution Center [Member] | New Jersey [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 34,102
Building and Improvements	0
Costs capitalized subsequent to acquisition	0
Carrying amount of land	34,102
Carrying amount of buildings and improvements	0
Carrying amount of land and buildings and improvements, Total	34,102
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Riverside Distribution Center [Member] | Phoenix, Arizona [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,075
Building and Improvements	0
Costs capitalized subsequent to acquisition	274
Carrying amount of land	1,075
Carrying amount of buildings and improvements	274
Carrying amount of land and buildings and improvements, Total	1,349
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Southport Distribution Center [Member] | San Antonio, Texas [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,599
Building and Improvements	0
Costs capitalized subsequent to acquisition	20,594
Carrying amount of land	1,599
Carrying amount of buildings and improvements	20,594
Carrying amount of land and buildings and improvements, Total	22,193
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Oakland Logistics Park [Member] | San Francisco Bay Area, California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 815
Building and Improvements	0
Costs capitalized subsequent to acquisition	4,327
Carrying amount of land	815
Carrying amount of buildings and improvements	4,327
Carrying amount of land and buildings and improvements, Total	5,142
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Park Tacoma Distribution Center [Member] | Seattle, Washington [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 2,528
Building and Improvements	0
Costs capitalized subsequent to acquisition	681
Carrying amount of land	2,528
Carrying amount of buildings and improvements	681
Carrying amount of land and buildings and improvements, Total	3,209
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Agua Mansa [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 15,511
Building and Improvements	0
Costs capitalized subsequent to acquisition	1,250
Carrying amount of land	15,511
Carrying amount of buildings and improvements	1,250
Carrying amount of land and buildings and improvements, Total	16,761
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Meridan Park [Member] | Southern California [Member] | United States [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 17,021
Building and Improvements	0
Costs capitalized subsequent to acquisition	6,951
Carrying amount of land	17,021
Carrying amount of buildings and improvements	6,951
Carrying amount of land and buildings and improvements, Total	23,972
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Agua Fria Industrial Park [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,912
Building and Improvements	0
Costs capitalized subsequent to acquisition	10,941
Carrying amount of land	4,912
Carrying amount of buildings and improvements	10,941
Carrying amount of land and buildings and improvements, Total	15,853
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Arrayanes Industrial Park [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,738
Building and Improvements	0
Costs capitalized subsequent to acquisition	6,744
Carrying amount of land	4,738
Carrying amount of buildings and improvements	6,744
Carrying amount of land and buildings and improvements, Total	11,482
Accumulated Depreciation	$ 0
Properties Under Development [Member] | North American Markets [Member] | Los Altos Industrial Park [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,726
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,712
Carrying amount of land	3,726
Carrying amount of buildings and improvements	5,712
Carrying amount of land and buildings and improvements, Total	9,438
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | San Jose Distribution Center [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 24,303
Building and Improvements	0
Costs capitalized subsequent to acquisition	19,060
Carrying amount of land	24,303
Carrying amount of buildings and improvements	19,060
Carrying amount of land and buildings and improvements, Total	43,363
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | North American Markets [Member] | Toluca Distribution Center [Member] | Mexico [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,174
Building and Improvements	0
Costs capitalized subsequent to acquisition	4,485
Carrying amount of land	3,174
Carrying amount of buildings and improvements	4,485
Carrying amount of land and buildings and improvements, Total	7,659
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	37
Land	$ 159,320
Building and Improvements	0
Costs capitalized subsequent to acquisition	171,886
Carrying amount of land	159,320
Carrying amount of buildings and improvements	171,886
Carrying amount of land and buildings and improvements, Total	331,206
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Czech Republic [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 8,398
Building and Improvements	0
Costs capitalized subsequent to acquisition	10,415
Carrying amount of land	8,398
Carrying amount of buildings and improvements	10,415
Carrying amount of land and buildings and improvements, Total	18,813
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 10,819
Building and Improvements	0
Costs capitalized subsequent to acquisition	34,583
Carrying amount of land	10,819
Carrying amount of buildings and improvements	34,583
Carrying amount of land and buildings and improvements, Total	45,402
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 7,346
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,576
Carrying amount of land	7,346
Carrying amount of buildings and improvements	8,576
Carrying amount of land and buildings and improvements, Total	15,922
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Hungary [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,250
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,381
Carrying amount of land	4,250
Carrying amount of buildings and improvements	9,381
Carrying amount of land and buildings and improvements, Total	13,631
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Italy [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,291
Building and Improvements	0
Costs capitalized subsequent to acquisition	961
Carrying amount of land	2,291
Carrying amount of buildings and improvements	961
Carrying amount of land and buildings and improvements, Total	3,252
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	5
Land	$ 10,911
Building and Improvements	0
Costs capitalized subsequent to acquisition	26,431
Carrying amount of land	10,911
Carrying amount of buildings and improvements	26,431
Carrying amount of land and buildings and improvements, Total	37,342
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Slovakia [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 7,769
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,510
Carrying amount of land	7,769
Carrying amount of buildings and improvements	8,510
Carrying amount of land and buildings and improvements, Total	16,279
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Spain [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 11,159
Building and Improvements	0
Costs capitalized subsequent to acquisition	331
Carrying amount of land	11,159
Carrying amount of buildings and improvements	331
Carrying amount of land and buildings and improvements, Total	11,490
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Sweden [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 13,142
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,638
Carrying amount of land	13,142
Carrying amount of buildings and improvements	14,638
Carrying amount of land and buildings and improvements, Total	27,780
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	11
Land	$ 63,559
Building and Improvements	0
Costs capitalized subsequent to acquisition	36,997
Carrying amount of land	63,559
Carrying amount of buildings and improvements	36,997
Carrying amount of land and buildings and improvements, Total	100,556
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Netherlands [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 19,676
Building and Improvements	0
Costs capitalized subsequent to acquisition	21,063
Carrying amount of land	19,676
Carrying amount of buildings and improvements	21,063
Carrying amount of land and buildings and improvements, Total	40,739
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Prague Rudna Distribution Center | Czech Republic [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,540
Building and Improvements	0
Costs capitalized subsequent to acquisition	8,971
Carrying amount of land	6,540
Carrying amount of buildings and improvements	8,971
Carrying amount of land and buildings and improvements, Total	15,511
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Le Havre Distribution Center [Member] | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 868
Building and Improvements	0
Costs capitalized subsequent to acquisition	25,104
Carrying amount of land	868
Carrying amount of buildings and improvements	25,104
Carrying amount of land and buildings and improvements, Total	25,972
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Moissy Ii Distribution Center | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,459
Building and Improvements	0
Costs capitalized subsequent to acquisition	2,131
Carrying amount of land	2,459
Carrying amount of buildings and improvements	2,131
Carrying amount of land and buildings and improvements, Total	4,590
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Szczecin Distribution Center [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 329
Building and Improvements	0
Costs capitalized subsequent to acquisition	2,666
Carrying amount of land	329
Carrying amount of buildings and improvements	2,666
Carrying amount of land and buildings and improvements, Total	2,995
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Prague Airport Distribution Center | Czech Republic [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,858
Building and Improvements	0
Costs capitalized subsequent to acquisition	1,444
Carrying amount of land	1,858
Carrying amount of buildings and improvements	1,444
Carrying amount of land and buildings and improvements, Total	3,302
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Isle d'Abeau Distribution Center [Member] | France [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 7,492
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,348
Carrying amount of land	7,492
Carrying amount of buildings and improvements	7,348
Carrying amount of land and buildings and improvements, Total	14,840
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Bremen Distribution Center [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,275
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,198
Carrying amount of land	1,275
Carrying amount of buildings and improvements	5,198
Carrying amount of land and buildings and improvements, Total	6,473
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Hamm Distribution Center 1 [Member] | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,699
Building and Improvements	0
Costs capitalized subsequent to acquisition	0
Carrying amount of land	4,699
Carrying amount of buildings and improvements	0
Carrying amount of land and buildings and improvements, Total	4,699
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Krefeld Park | Germany [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 1,372
Building and Improvements	0
Costs capitalized subsequent to acquisition	3,378
Carrying amount of land	1,372
Carrying amount of buildings and improvements	3,378
Carrying amount of land and buildings and improvements, Total	4,750
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Budapest-Sziget Distribution Center [Member] | Hungary [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	3
Land	$ 4,250
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,381
Carrying amount of land	4,250
Carrying amount of buildings and improvements	9,381
Carrying amount of land and buildings and improvements, Total	13,631
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Bologna Distribution Center [Member] | Italy [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,291
Building and Improvements	0
Costs capitalized subsequent to acquisition	961
Carrying amount of land	2,291
Carrying amount of buildings and improvements	961
Carrying amount of land and buildings and improvements, Total	3,252
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Nieuwegein Distribution Center [Member] | Netherlands [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,551
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,766
Carrying amount of land	6,551
Carrying amount of buildings and improvements	7,766
Carrying amount of land and buildings and improvements, Total	14,317
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Venlo Distribution Center [Member] | Netherlands [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 13,125
Building and Improvements	0
Costs capitalized subsequent to acquisition	13,297
Carrying amount of land	13,125
Carrying amount of buildings and improvements	13,297
Carrying amount of land and buildings and improvements, Total	26,422
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Chorzow Distribution Center [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,684
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,096
Carrying amount of land	3,684
Carrying amount of buildings and improvements	7,096
Carrying amount of land and buildings and improvements, Total	10,780
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Piotrkow II Distribution Center [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,252
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,880
Carrying amount of land	2,252
Carrying amount of buildings and improvements	9,880
Carrying amount of land and buildings and improvements, Total	12,132
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Strykow [Member] | Poland [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 4,646
Building and Improvements	0
Costs capitalized subsequent to acquisition	6,789
Carrying amount of land	4,646
Carrying amount of buildings and improvements	6,789
Carrying amount of land and buildings and improvements, Total	11,435
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Galanta Distribution Center [Member] | Slovakia [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,296
Building and Improvements	0
Costs capitalized subsequent to acquisition	2,569
Carrying amount of land	5,296
Carrying amount of buildings and improvements	2,569
Carrying amount of land and buildings and improvements, Total	7,865
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | ProLogis Park Nove Mesto [Member] | Slovakia [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,473
Building and Improvements	0
Costs capitalized subsequent to acquisition	5,941
Carrying amount of land	2,473
Carrying amount of buildings and improvements	5,941
Carrying amount of land and buildings and improvements, Total	8,414
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Massalaves Distribution Center [Member] | Spain [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 4,809
Building and Improvements	0
Costs capitalized subsequent to acquisition	303
Carrying amount of land	4,809
Carrying amount of buildings and improvements	303
Carrying amount of land and buildings and improvements, Total	5,112
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | San Fernando Distribution Center [Member] | Spain [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 6,350
Building and Improvements	0
Costs capitalized subsequent to acquisition	28
Carrying amount of land	6,350
Carrying amount of buildings and improvements	28
Carrying amount of land and buildings and improvements, Total	6,378
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Gothenburg Distribution Center [Member] | Sweden [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 13,142
Building and Improvements	0
Costs capitalized subsequent to acquisition	14,638
Carrying amount of land	13,142
Carrying amount of buildings and improvements	14,638
Carrying amount of land and buildings and improvements, Total	27,780
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Birmingham International Gateway Distribution Center [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	4
Land	$ 13,835
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,616
Carrying amount of land	13,835
Carrying amount of buildings and improvements	9,616
Carrying amount of land and buildings and improvements, Total	23,451
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Daventry Phase II Distribution Center [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 5,524
Building and Improvements	0
Costs capitalized subsequent to acquisition	602
Carrying amount of land	5,524
Carrying amount of buildings and improvements	602
Carrying amount of land and buildings and improvements, Total	6,126
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Dirft Distribution Center [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 3,945
Building and Improvements	0
Costs capitalized subsequent to acquisition	123
Carrying amount of land	3,945
Carrying amount of buildings and improvements	123
Carrying amount of land and buildings and improvements, Total	4,068
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | Stockly Park Distribution Center [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 24,153
Building and Improvements	0
Costs capitalized subsequent to acquisition	16,910
Carrying amount of land	24,153
Carrying amount of buildings and improvements	16,910
Carrying amount of land and buildings and improvements, Total	41,063
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | European Markets | Marston Gate Distribution Center [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 13,735
Building and Improvements	0
Costs capitalized subsequent to acquisition	9,714
Carrying amount of land	13,735
Carrying amount of buildings and improvements	9,714
Carrying amount of land and buildings and improvements, Total	23,449
Accumulated Depreciation	$ 0
Properties Under Development [Member] | European Markets | North Kettering Business Park [Member] | United Kingdom [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 2,367
Building and Improvements	0
Costs capitalized subsequent to acquisition	32
Carrying amount of land	2,367
Carrying amount of buildings and improvements	32
Carrying amount of land and buildings and improvements, Total	2,399
Accumulated Depreciation	$ 0
Properties Under Development [Member] | Asian Markets [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 151,062
Building and Improvements	0
Costs capitalized subsequent to acquisition	402,217
Carrying amount of land	151,062
Carrying amount of buildings and improvements	402,217
Carrying amount of land and buildings and improvements, Total	553,279
Accumulated Depreciation	$ 0
Properties Under Development [Member] | Asian Markets [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	7
Land	$ 151,062
Building and Improvements	0
Costs capitalized subsequent to acquisition	402,217
Carrying amount of land	151,062
Carrying amount of buildings and improvements	402,217
Carrying amount of land and buildings and improvements, Total	553,279
Accumulated Depreciation	$ 0
Properties Under Development [Member] | Asian Markets [Member] | Chiba New Town Distribution Center [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 31,406
Building and Improvements	0
Costs capitalized subsequent to acquisition	124,053
Carrying amount of land	31,406
Carrying amount of buildings and improvements	124,053
Carrying amount of land and buildings and improvements, Total	155,459
Accumulated Depreciation	$ 0
Properties Under Development [Member] | Asian Markets [Member] | Higashi Matsuyama Distribution Center [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 13,402
Building and Improvements	0
Costs capitalized subsequent to acquisition	7,841
Carrying amount of land	13,402
Carrying amount of buildings and improvements	7,841
Carrying amount of land and buildings and improvements, Total	21,243
Accumulated Depreciation	$ 0
Properties Under Development [Member] | Asian Markets [Member] | Ibaraki Distribution Center [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 43,515
Building and Improvements	0
Costs capitalized subsequent to acquisition	178,641
Carrying amount of land	43,515
Carrying amount of buildings and improvements	178,641
Carrying amount of land and buildings and improvements, Total	222,156
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | Asian Markets [Member] | Koga Distribution Center [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	2
Land	$ 8,257
Building and Improvements	0
Costs capitalized subsequent to acquisition	12,090
Carrying amount of land	8,257
Carrying amount of buildings and improvements	12,090
Carrying amount of land and buildings and improvements, Total	20,347
Accumulated Depreciation	$ 0
Properties Under Development [Member] | Asian Markets [Member] | Narashino IV Distribution Center [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 19,424
Building and Improvements	0
Costs capitalized subsequent to acquisition	66,114
Carrying amount of land	19,424
Carrying amount of buildings and improvements	66,114
Carrying amount of land and buildings and improvements, Total	85,538
Accumulated Depreciation	$ 0
Date of Construction/ Acquisition	2016
Properties Under Development [Member] | Asian Markets [Member] | Shiohama Distribution Center [Member] | Japan [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Number of buildings | Property	1
Land	$ 35,058
Building and Improvements	0
Costs capitalized subsequent to acquisition	13,478
Carrying amount of land	35,058
Carrying amount of buildings and improvements	13,478
Carrying amount of land and buildings and improvements, Total	48,536
Accumulated Depreciation	$ 0