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Schedule III: Real Estate and Accumulated Depreciation (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances $ 564,955      
Land 764,387      
Buildings and Improvements 1,639,778      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 893,484      
Land 747,125      
Buildings and Improvements 2,550,524      
Total 3,297,649      
Accumulated Depreciation 12/31/2015 $ 792,501 $ 786,978 $ 748,044 $ 735,593
1650 Highway 155 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) McDonough, GA      
Land $ 788      
Buildings and Improvements 4,544      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (425)      
Land 365      
Buildings and Improvements 4,542      
Total 4,907      
Accumulated Depreciation 12/31/2015 $ 2,790      
1665 Dogwood [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Conyers, GA      
Land $ 635      
Buildings and Improvements 3,662      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 978      
Land 635      
Buildings and Improvements 4,640      
Total 5,275      
Accumulated Depreciation 12/31/2015 $ 2,392      
1715 Dogwood [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Conyers, GA      
Land $ 288      
Buildings and Improvements 1,675      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 824      
Land 228      
Buildings and Improvements 2,559      
Total 2,787      
Accumulated Depreciation 12/31/2015 $ 1,098      
11235 Harland Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Covington, GA      
Land $ 125      
Buildings and Improvements 739      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 218      
Land 125      
Buildings and Improvements 957      
Total 1,082      
Accumulated Depreciation 12/31/2015 $ 472      
4051 Southmeadow Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Atlanta, GA      
Land $ 726      
Buildings and Improvements 4,130      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,472      
Land 726      
Buildings and Improvements 5,602      
Total 6,328      
Accumulated Depreciation 12/31/2015 $ 2,511      
4071 Southmeadow Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Atlanta, GA      
Land $ 750      
Buildings and Improvements 4,460      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,752      
Land 828      
Buildings and Improvements 6,134      
Total 6,962      
Accumulated Depreciation 12/31/2015 $ 3,110      
4081 Southmeadow Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Atlanta, GA      
Land $ 1,012      
Buildings and Improvements 5,918      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,873      
Land 1,157      
Buildings and Improvements 7,646      
Total 8,803      
Accumulated Depreciation 12/31/2015 $ 3,623      
5570 Tulane Dr [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Atlanta, GA      
Encumbrances $ 2,240      
Land 527      
Buildings and Improvements 2,984      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,345      
Land 546      
Buildings and Improvements 4,310      
Total 4,856      
Accumulated Depreciation 12/31/2015 $ 1,840      
955 Cobb Place [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Kennesaw, GA      
Encumbrances $ 2,828      
Land 780      
Buildings and Improvements 4,420      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 930      
Land 804      
Buildings and Improvements 5,326      
Total 6,130      
Accumulated Depreciation 12/31/2015 $ 2,272      
1005 Sigman Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Conyers, GA      
Encumbrances $ 1,909      
Land 566      
Buildings and Improvements 3,134      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 439      
Land 574      
Buildings and Improvements 3,565      
Total 4,139      
Accumulated Depreciation 12/31/2015 $ 1,414      
2050 East Park Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Conyers, GA      
Land $ 452      
Buildings and Improvements 2,504      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 472      
Land 459      
Buildings and Improvements 2,969      
Total 3,428      
Accumulated Depreciation 12/31/2015 $ 1,095      
3060 South Park Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ellenwood, GA      
Land $ 1,600      
Buildings and Improvements 12,464      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,010      
Land 1,604      
Buildings and Improvements 15,470      
Total 17,074      
Accumulated Depreciation 12/31/2015 $ 4,444      
Greenwood Industrial Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) McDonough, GA      
Encumbrances $ 4,235      
Land 1,550      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,632      
Land 1,550      
Buildings and Improvements 7,632      
Total 9,182      
Accumulated Depreciation 12/31/2015 $ 2,163      
46 Kent Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Cartersville GA      
Encumbrances $ 0      
Land 794      
Buildings and Improvements 2,252      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 85      
Land 798      
Buildings and Improvements 2,333      
Total 3,131      
Accumulated Depreciation 12/31/2015 $ 855      
605 Stonehill Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Atlanta, GA      
Land $ 485      
Buildings and Improvements 1,979      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (16)      
Land 490      
Buildings and Improvements 1,958      
Total 2,448      
Accumulated Depreciation 12/31/2015 $ 1,817      
5095 Phillip Lee Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Atlanta, GA      
Encumbrances $ 3,821      
Land 735      
Buildings and Improvements 3,627      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 493      
Land 740      
Buildings and Improvements 4,115      
Total 4,855      
Accumulated Depreciation 12/31/2015 $ 2,632      
6514 Warren Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Norcross, GA      
Land $ 510      
Buildings and Improvements 1,250      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 103      
Land 513      
Buildings and Improvements 1,350      
Total 1,863      
Accumulated Depreciation 12/31/2015 $ 445      
6544 Warren Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Norcross, GA      
Land $ 711      
Buildings and Improvements 2,310      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 243      
Land 715      
Buildings and Improvements 2,549      
Total 3,264      
Accumulated Depreciation 12/31/2015 $ 965      
5356 E. Ponce De Leon [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Stone Mountain, GA      
Land $ 604      
Buildings and Improvements 3,888      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 128      
Land 610      
Buildings and Improvements 4,010      
Total 4,620      
Accumulated Depreciation 12/31/2015 $ 2,058      
5390 E. Ponce De Leon [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Stone Mountain, GA      
Land $ 397      
Buildings and Improvements 1,791      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 199      
Land 402      
Buildings and Improvements 1,985      
Total 2,387      
Accumulated Depreciation 12/31/2015 $ 823      
195 & 197 Collins Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Athens, GA      
Land $ 1,410      
Buildings and Improvements 5,344      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 539      
Land 989      
Buildings and Improvements 6,304      
Total 7,293      
Accumulated Depreciation 12/31/2015 $ 3,583      
1755 Enterprise Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Buford, GA      
Encumbrances $ 1,201      
Land 712      
Buildings and Improvements 2,118      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (227)      
Land 716      
Buildings and Improvements 1,887      
Total 2,603      
Accumulated Depreciation 12/31/2015 $ 668      
4555 Atwater Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Buford, GA      
Encumbrances $ 2,150      
Land 881      
Buildings and Improvements 3,550      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 231      
Land 885      
Buildings and Improvements 3,777      
Total 4,662      
Accumulated Depreciation 12/31/2015 $ 1,198      
80 Liberty Industrial Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) McDonough, GA      
Land $ 756      
Buildings and Improvements 3,695      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (1,244)      
Land 467      
Buildings and Improvements 2,740      
Total 3,207      
Accumulated Depreciation 12/31/2015 $ 1,027      
596 Bonnie Valentine [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pendergrass, GA      
Land $ 2,580      
Buildings and Improvements 21,730      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,711      
Land 2,594      
Buildings and Improvements 25,427      
Total 28,021      
Accumulated Depreciation 12/31/2015 $ 6,990      
11415 Old Roswell Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Alpharetta, GA      
Encumbrances $ 3,135      
Land 2,403      
Buildings and Improvements 1,912      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 610      
Land 2,428      
Buildings and Improvements 2,497      
Total 4,925      
Accumulated Depreciation 12/31/2015 $ 995      
9700 Martin Luther King Hwy [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 700      
Buildings and Improvements 1,920      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 472      
Land 700      
Buildings and Improvements 2,392      
Total 3,092      
Accumulated Depreciation 12/31/2015 $ 885      
9730 Martin Luther King Hwy [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 500      
Buildings and Improvements 955      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 422      
Land 500      
Buildings and Improvements 1,377      
Total 1,877      
Accumulated Depreciation 12/31/2015 $ 544      
4621 Boston Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 1,100      
Buildings and Improvements 3,070      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 860      
Land 1,100      
Buildings and Improvements 3,930      
Total 5,030      
Accumulated Depreciation 12/31/2015 $ 1,491      
4720 Boston Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 1,200      
Buildings and Improvements 2,174      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 771      
Land 1,200      
Buildings and Improvements 2,945      
Total 4,145      
Accumulated Depreciation 12/31/2015 $ 1,159      
22520 Randolph Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dulles, VA      
Land $ 3,200      
Buildings and Improvements 8,187      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (172)      
Land 3,208      
Buildings and Improvements 8,007      
Total 11,215      
Accumulated Depreciation 12/31/2015 $ 1,854      
22630 Dulles Summit Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dulles, VA      
Land $ 2,200      
Buildings and Improvements 9,346      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (820)      
Land 2,206      
Buildings and Improvements 8,520      
Total 10,726      
Accumulated Depreciation 12/31/2015 $ 2,194      
4201 Forbes Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 356      
Buildings and Improvements 1,823      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 15      
Land 375      
Buildings and Improvements 1,819      
Total 2,194      
Accumulated Depreciation 12/31/2015 $ 479      
4370-4383 Lottsford Vista Rd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 279      
Buildings and Improvements 1,358      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 95      
Land 296      
Buildings and Improvements 1,436      
Total 1,732      
Accumulated Depreciation 12/31/2015 $ 385      
4400 Lottsford Vista Rd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 351      
Buildings and Improvements 1,955      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 241      
Land 372      
Buildings and Improvements 2,175      
Total 2,547      
Accumulated Depreciation 12/31/2015 $ 684      
4420 Lottsford Vista Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lanham, MD      
Land $ 539      
Buildings and Improvements 2,196      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 26      
Land 568      
Buildings and Improvements 2,193      
Total 2,761      
Accumulated Depreciation 12/31/2015 $ 653      
11204 McCormick Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hunt Valley, MD      
Land $ 1,017      
Buildings and Improvements 3,132      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 170      
Land 1,038      
Buildings and Improvements 3,281      
Total 4,319      
Accumulated Depreciation 12/31/2015 $ 1,331      
11110 Pepper Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hunt Valley, MD      
Land $ 918      
Buildings and Improvements 2,529      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 281      
Land 938      
Buildings and Improvements 2,790      
Total 3,728      
Accumulated Depreciation 12/31/2015 $ 1,152      
11100-11120 Gilroy Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hunt Valley, MD      
Land $ 901      
Buildings and Improvements 1,455      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 166      
Land 919      
Buildings and Improvements 1,603      
Total 2,522      
Accumulated Depreciation 12/31/2015 $ 657      
10709 Gilroy Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hunt Valley, MD      
Encumbrances $ 1,982      
Land 913      
Buildings and Improvements 2,705      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (143)      
Land 913      
Buildings and Improvements 2,562      
Total 3,475      
Accumulated Depreciation 12/31/2015 $ 1,314      
10707 Gilroy Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hunt Valley, MD      
Land $ 1,111      
Buildings and Improvements 3,819      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 502      
Land 1,136      
Buildings and Improvements 4,296      
Total 5,432      
Accumulated Depreciation 12/31/2015 $ 1,715      
38 Loveton Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Sparks, MD      
Land $ 1,648      
Buildings and Improvements 2,151      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (241)      
Land 1,690      
Buildings and Improvements 1,868      
Total 3,558      
Accumulated Depreciation 12/31/2015 $ 803      
1225 Bengies Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Baltimore, MD      
Land $ 2,640      
Buildings and Improvements 270      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 14,057      
Land 2,823      
Buildings and Improvements 14,144      
Total 16,967      
Accumulated Depreciation 12/31/2015 $ 3,866      
400 Old Post Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Aberdeen, MD      
Land $ 3,411      
Buildings and Improvements 17,144      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 9      
Land 3,411      
Buildings and Improvements 17,153      
Total 20,564      
Accumulated Depreciation 12/31/2015 $ 171      
500 Old Post Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Aberdeen, MD      
Land $ 5,959      
Buildings and Improvements 30,533      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 5,959      
Buildings and Improvements 30,533      
Total 36,492      
Accumulated Depreciation 12/31/2015 $ 302      
1214-B Freedom Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Cranberry Township, PA      
Encumbrances $ 1,061      
Land 31      
Buildings and Improvements 994      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 613      
Land 200      
Buildings and Improvements 1,438      
Total 1,638      
Accumulated Depreciation 12/31/2015 $ 1,239      
401 Russell Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Middletown, PA      
Land $ 262      
Buildings and Improvements 857      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,705      
Land 287      
Buildings and Improvements 2,537      
Total 2,824      
Accumulated Depreciation 12/31/2015 $ 1,990      
2700 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Middletown, PA      
Land $ 196      
Buildings and Improvements 997      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 935      
Land 206      
Buildings and Improvements 1,922      
Total 2,128      
Accumulated Depreciation 12/31/2015 $ 1,507      
2701 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Middletown, PA      
Encumbrances $ 1,505      
Land 141      
Buildings and Improvements 859      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,321      
Land 164      
Buildings and Improvements 2,157      
Total 2,321      
Accumulated Depreciation 12/31/2015 $ 1,473      
2780 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Middletown, PA      
Encumbrances $ 1,287      
Land 113      
Buildings and Improvements 743      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,130      
Land 209      
Buildings and Improvements 1,777      
Total 1,986      
Accumulated Depreciation 12/31/2015 $ 1,409      
350 Old Silver Spring Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mechanicsburg, PA      
Land $ 510      
Buildings and Improvements 2,890      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,043      
Land 541      
Buildings and Improvements 9,902      
Total 10,443      
Accumulated Depreciation 12/31/2015 $ 4,362      
16522 Hunters Green Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hagerstown, MD      
Encumbrances $ 12,441      
Land 1,390      
Buildings and Improvements 13,104      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,237      
Land 1,863      
Buildings and Improvements 16,868      
Total 18,731      
Accumulated Depreciation 12/31/2015 $ 4,549      
18212 Shawley Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hagerstown, MD      
Encumbrances $ 5,282      
Land 1,000      
Buildings and Improvements 5,847      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,301      
Land 1,016      
Buildings and Improvements 7,132      
Total 8,148      
Accumulated Depreciation 12/31/2015 $ 1,886      
37 Valley View Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Jessup, PA      
Encumbrances $ 2,318      
Land 542      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,033      
Land 532      
Buildings and Improvements 3,043      
Total 3,575      
Accumulated Depreciation 12/31/2015 $ 829      
301 Railroad Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shiremanstown, PA      
Land $ 1,181      
Buildings and Improvements 4,447      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,262      
Land 1,328      
Buildings and Improvements 7,562      
Total 8,890      
Accumulated Depreciation 12/31/2015 $ 3,579      
431 Railroad Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shiremanstown, PA      
Encumbrances $ 6,631      
Land 1,293      
Buildings and Improvements 7,164      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,960      
Land 1,341      
Buildings and Improvements 9,076      
Total 10,417      
Accumulated Depreciation 12/31/2015 $ 3,952      
6951 Allentown Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Harrisburg, PA      
Land $ 585      
Buildings and Improvements 3,176      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 336      
Land 601      
Buildings and Improvements 3,496      
Total 4,097      
Accumulated Depreciation 12/31/2015 $ 1,355      
320 Reliance Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Washington, PA      
Land $ 201      
Buildings and Improvements 1,819      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (348)      
Land 178      
Buildings and Improvements 1,494      
Total 1,672      
Accumulated Depreciation 12/31/2015 $ 741      
1351 Eisenhower Blvd., Bldg 1 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Harrisburg, PA      
Land $ 382      
Buildings and Improvements 2,343      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (64)      
Land 387      
Buildings and Improvements 2,274      
Total 2,661      
Accumulated Depreciation 12/31/2015 $ 817      
1351 Eisenhower Blvd., Bldg 2 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Harrisburg, PA      
Land $ 436      
Buildings and Improvements 1,587      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 64      
Land 443      
Buildings and Improvements 1,644      
Total 2,087      
Accumulated Depreciation 12/31/2015 $ 689      
1490 Dennison Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlisle, PA      
Land $ 1,500      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 14,185      
Land 2,341      
Buildings and Improvements 13,344      
Total 15,685      
Accumulated Depreciation 12/31/2015 $ 3,398      
298 First Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Covington Twp, PA      
Land $ 7,022      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 57,272      
Land 7,019      
Buildings and Improvements 57,275      
Total 64,294      
Accumulated Depreciation 12/31/2015 $ 10,584      
225 Cross Farm Lane [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) York, PA      
Encumbrances $ 18,075      
Land 4,718      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 23,163      
Land 4,715      
Buildings and Improvements 23,166      
Total 27,881      
Accumulated Depreciation 12/31/2015 $ 4,783      
105 Steamboat Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Manchester, PA      
Land $ 4,085      
Buildings and Improvements 14,464      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1      
Land 4,070      
Buildings and Improvements 14,480      
Total 18,550      
Accumulated Depreciation 12/31/2015 $ 2,284      
20 Leo Lane [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) York County, PA      
Land $ 6,884      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 26,647      
Land 6,889      
Buildings and Improvements 26,642      
Total 33,531      
Accumulated Depreciation 12/31/2015 $ 1,366      
720-730 Landwehr Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Northbrook, IL      
Land $ 521      
Buildings and Improvements 2,982      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 799      
Land 521      
Buildings and Improvements 3,781      
Total 4,302      
Accumulated Depreciation 12/31/2015 $ 1,851      
1385 101st Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lemont, IL      
Encumbrances $ 3,813      
Land 967      
Buildings and Improvements 5,554      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,745      
Land 968      
Buildings and Improvements 7,298      
Total 8,266      
Accumulated Depreciation 12/31/2015 $ 3,604      
585 Slawin Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mount Prospect, IL      
Land $ 611      
Buildings and Improvements 3,505      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (50)      
Land 525      
Buildings and Improvements 3,541      
Total 4,066      
Accumulated Depreciation 12/31/2015 $ 1,713      
2300 Windsor Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Addison, IL      
Encumbrances $ 3,689      
Land 688      
Buildings and Improvements 3,943      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,060      
Land 696      
Buildings and Improvements 4,995      
Total 5,691      
Accumulated Depreciation 12/31/2015 $ 2,698      
305-311 Era Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Northbrook, IL      
Land $ 200      
Buildings and Improvements 1,154      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,315      
Land 205      
Buildings and Improvements 2,464      
Total 2,669      
Accumulated Depreciation 12/31/2015 $ 936      
365 North Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carol Stream, IL      
Encumbrances $ 5,620      
Land 1,042      
Buildings and Improvements 6,882      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,244      
Land 1,073      
Buildings and Improvements 8,095      
Total 9,168      
Accumulated Depreciation 12/31/2015 $ 4,081      
800 Business Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mount Prospect, IL      
Land $ 631      
Buildings and Improvements 3,493      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 328      
Land 666      
Buildings and Improvements 3,786      
Total 4,452      
Accumulated Depreciation 12/31/2015 $ 1,426      
580 Slawin Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mount Prospect, IL      
Encumbrances $ 774      
Land 233      
Buildings and Improvements 1,292      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (37)      
Land 162      
Buildings and Improvements 1,326      
Total 1,488      
Accumulated Depreciation 12/31/2015 $ 597      
1005 101st Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lemont, IL      
Encumbrances $ 5,358      
Land 1,200      
Buildings and Improvements 6,643      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,550      
Land 1,220      
Buildings and Improvements 8,173      
Total 9,393      
Accumulated Depreciation 12/31/2015 $ 2,953      
175 Wall Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Glendale Heights, IL      
Encumbrances $ 1,363      
Land 427      
Buildings and Improvements 2,363      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 165      
Land 433      
Buildings and Improvements 2,522      
Total 2,955      
Accumulated Depreciation 12/31/2015 $ 940      
800-820 Thorndale Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Bensenville, IL      
Land $ 751      
Buildings and Improvements 4,159      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 785      
Land 761      
Buildings and Improvements 4,934      
Total 5,695      
Accumulated Depreciation 12/31/2015 $ 1,522      
251 Airport Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) North Aurora, IL      
Encumbrances $ 4,816      
Land 983      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 6,873      
Land 983      
Buildings and Improvements 6,873      
Total 7,856      
Accumulated Depreciation 12/31/2015 $ 2,431      
1661 Feehanville Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mount Prospect, IL      
Land $ 985      
Buildings and Improvements 5,455      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,346      
Land 1,044      
Buildings and Improvements 8,742      
Total 9,786      
Accumulated Depreciation 12/31/2015 $ 3,389      
400 Crossroads Pkwy [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Bolingbrook, IL      
Encumbrances $ 5,356      
Land 1,178      
Buildings and Improvements 9,453      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 928      
Land 1,181      
Buildings and Improvements 10,378      
Total 11,559      
Accumulated Depreciation 12/31/2015 $ 3,419      
7609 W. Industrial Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Forest Park, IL      
Land $ 1,207      
Buildings and Improvements 2,343      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 131      
Land 1,213      
Buildings and Improvements 2,468      
Total 3,681      
Accumulated Depreciation 12/31/2015 $ 1,171      
7801 W. Industrial Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Forest Park, IL      
Land $ 1,215      
Buildings and Improvements 3,020      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 896      
Land 1,220      
Buildings and Improvements 3,911      
Total 5,131      
Accumulated Depreciation 12/31/2015 $ 1,384      
825 E. 26th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) LaGrange, IL      
Land $ 1,547      
Buildings and Improvements 2,078      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,378      
Land 1,617      
Buildings and Improvements 4,386      
Total 6,003      
Accumulated Depreciation 12/31/2015 $ 2,331      
725 Kimberly Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carol Stream, IL      
Land $ 793      
Buildings and Improvements 1,395      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 223      
Land 801      
Buildings and Improvements 1,610      
Total 2,411      
Accumulated Depreciation 12/31/2015 $ 658      
17001 S. Vincennes [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thornton, IL      
Land $ 497      
Buildings and Improvements 504      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3      
Land 513      
Buildings and Improvements 491      
Total 1,004      
Accumulated Depreciation 12/31/2015 $ 380      
2900 W. 166th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Markham, IL      
Land $ 1,132      
Buildings and Improvements 4,293      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (881)      
Land 1,134      
Buildings and Improvements 3,410      
Total 4,544      
Accumulated Depreciation 12/31/2015 $ 924      
4100 Rock Creek Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Joliet, IL      
Land $ 4,476      
Buildings and Improvements 16,061      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 818      
Land 4,476      
Buildings and Improvements 16,879      
Total 21,355      
Accumulated Depreciation 12/31/2015 $ 1,865      
555 W. Algonquin Rd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington Heights, IL      
Encumbrances $ 2,005      
Land 574      
Buildings and Improvements 741      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,936      
Land 579      
Buildings and Improvements 2,672      
Total 3,251      
Accumulated Depreciation 12/31/2015 $ 799      
10100 58th Place [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Kenosha, WI      
Land $ 4,201      
Buildings and Improvements 17,604      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,446      
Land 4,201      
Buildings and Improvements 19,050      
Total 23,251      
Accumulated Depreciation 12/31/2015 $ 2,593      
401 Airport Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) North Aurora, IL      
Land $ 534      
Buildings and Improvements 1,957      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 534      
Buildings and Improvements 1,957      
Total 2,491      
Accumulated Depreciation 12/31/2015 $ 135      
1501 Oakton Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Elk Grove Village, IL      
Encumbrances $ 6,240      
Land 3,369      
Buildings and Improvements 6,121      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 434      
Land 3,482      
Buildings and Improvements 6,442      
Total 9,924      
Accumulated Depreciation 12/31/2015 $ 1,802      
16500 W. 103rd Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Woodridge, IL      
Encumbrances $ 2,493      
Land 744      
Buildings and Improvements 2,458      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 379      
Land 762      
Buildings and Improvements 2,819      
Total 3,581      
Accumulated Depreciation 12/31/2015 $ 1,018      
8505 50th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Kenosha, WI      
Land $ 3,212      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 32,956      
Land 3,212      
Buildings and Improvements 32,956      
Total 36,168      
Accumulated Depreciation 12/31/2015 $ 5,909      
9900-9970 Princeton [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Cincinnati, OH      
Land $ 545      
Buildings and Improvements 3,088      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,874      
Land 566      
Buildings and Improvements 4,941      
Total 5,507      
Accumulated Depreciation 12/31/2015 $ 2,275      
4700-4750 Creek Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Blue Ash, OH      
Land $ 1,080      
Buildings and Improvements 6,118      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,373      
Land 1,109      
Buildings and Improvements 7,462      
Total 8,571      
Accumulated Depreciation 12/31/2015 $ 3,482      
4436 Mulhauser Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hamilton, OH      
Encumbrances $ 3,843      
Land 630      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 5,299      
Land 630      
Buildings and Improvements 5,299      
Total 5,929      
Accumulated Depreciation 12/31/2015 $ 1,711      
4438 Mulhauser Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hamilton, OH      
Encumbrances $ 4,635      
Land 779      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 6,503      
Land 779      
Buildings and Improvements 6,503      
Total 7,282      
Accumulated Depreciation 12/31/2015 $ 2,251      
420 Wards Corner Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Loveland, OH      
Land $ 600      
Buildings and Improvements 1,083      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 777      
Land 606      
Buildings and Improvements 1,854      
Total 2,460      
Accumulated Depreciation 12/31/2015 $ 664      
422 Wards Corner Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Loveland, OH      
Land $ 600      
Buildings and Improvements 1,811      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 187      
Land 592      
Buildings and Improvements 2,006      
Total 2,598      
Accumulated Depreciation 12/31/2015 $ 654      
4663 Dues Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 858      
Buildings and Improvements 2,273      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 626      
Land 875      
Buildings and Improvements 2,882      
Total 3,757      
Accumulated Depreciation 12/31/2015 $ 2,515      
9345 Princeton-Glendale [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Encumbrances $ 1,371      
Land 818      
Buildings and Improvements 1,648      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 380      
Land 840      
Buildings and Improvements 2,006      
Total 2,846      
Accumulated Depreciation 12/31/2015 $ 1,243      
9525 Glades Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 347      
Buildings and Improvements 1,323      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (27)      
Land 355      
Buildings and Improvements 1,288      
Total 1,643      
Accumulated Depreciation 12/31/2015 $ 469      
9776-9876 Windisch Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 392      
Buildings and Improvements 1,744      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 119      
Land 394      
Buildings and Improvements 1,861      
Total 2,255      
Accumulated Depreciation 12/31/2015 $ 665      
9808-9830 Windisch Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 395      
Buildings and Improvements 2,541      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 137      
Land 397      
Buildings and Improvements 2,676      
Total 3,073      
Accumulated Depreciation 12/31/2015 $ 716      
9842-9862 Windisch Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 506      
Buildings and Improvements 3,148      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 130      
Land 508      
Buildings and Improvements 3,276      
Total 3,784      
Accumulated Depreciation 12/31/2015 $ 843      
9872-9898 Windisch Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 546      
Buildings and Improvements 3,039      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 126      
Land 548      
Buildings and Improvements 3,163      
Total 3,711      
Accumulated Depreciation 12/31/2015 $ 900      
9902-9922 Windisch Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westchester, OH      
Land $ 623      
Buildings and Improvements 4,003      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 788      
Land 627      
Buildings and Improvements 4,787      
Total 5,414      
Accumulated Depreciation 12/31/2015 $ 1,779      
30311 Emerald Valley Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Glenwillow, OH      
Encumbrances $ 8,229      
Land 681      
Buildings and Improvements 11,838      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 905      
Land 691      
Buildings and Improvements 12,733      
Total 13,424      
Accumulated Depreciation 12/31/2015 $ 4,336      
30333 Emerald Valley Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Glenwillow, OH      
Encumbrances $ 3,984      
Land 466      
Buildings and Improvements 5,447      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 54      
Land 475      
Buildings and Improvements 5,492      
Total 5,967      
Accumulated Depreciation 12/31/2015 $ 2,109      
7800 Cochran Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Glenwillow, OH      
Encumbrances $ 3,804      
Land 972      
Buildings and Improvements 7,033      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 243      
Land 991      
Buildings and Improvements 7,257      
Total 8,248      
Accumulated Depreciation 12/31/2015 $ 2,419      
7900 Cochran Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Glenwillow, OH      
Encumbrances $ 4,544      
Land 775      
Buildings and Improvements 6,244      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 284      
Land 792      
Buildings and Improvements 6,511      
Total 7,303      
Accumulated Depreciation 12/31/2015 $ 2,164      
7905 Cochran Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Glenwillow, OH      
Encumbrances $ 4,468      
Land 920      
Buildings and Improvements 6,174      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 738      
Land 922      
Buildings and Improvements 6,910      
Total 7,832      
Accumulated Depreciation 12/31/2015 $ 2,535      
30600 Carter Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Solon, OH      
Land $ 989      
Buildings and Improvements 3,042      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 930      
Land 1,022      
Buildings and Improvements 3,939      
Total 4,961      
Accumulated Depreciation 12/31/2015 $ 2,846      
8181 Darrow Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Twinsburg, OH      
Encumbrances $ 7,332      
Land 2,478      
Buildings and Improvements 6,791      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,040      
Land 2,496      
Buildings and Improvements 8,813      
Total 11,309      
Accumulated Depreciation 12/31/2015 $ 3,899      
4785 Elati [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 173      
Buildings and Improvements 981      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 202      
Land 175      
Buildings and Improvements 1,181      
Total 1,356      
Accumulated Depreciation 12/31/2015 $ 517      
4770 Fox Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 132      
Buildings and Improvements 750      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 263      
Land 134      
Buildings and Improvements 1,011      
Total 1,145      
Accumulated Depreciation 12/31/2015 $ 398      
3851-3871 Revere [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Encumbrances $ 1,279      
Land 361      
Buildings and Improvements 2,047      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 473      
Land 368      
Buildings and Improvements 2,513      
Total 2,881      
Accumulated Depreciation 12/31/2015 $ 1,063      
4570 Ivy Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 219      
Buildings and Improvements 1,239      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 279      
Land 220      
Buildings and Improvements 1,517      
Total 1,737      
Accumulated Depreciation 12/31/2015 $ 716      
5855 Stapleton Drive North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 288      
Buildings and Improvements 1,630      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 250      
Land 290      
Buildings and Improvements 1,878      
Total 2,168      
Accumulated Depreciation 12/31/2015 $ 848      
5885 Stapleton Drive North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 376      
Buildings and Improvements 2,129      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 324      
Land 380      
Buildings and Improvements 2,449      
Total 2,829      
Accumulated Depreciation 12/31/2015 $ 1,069      
5977 North Broadway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Encumbrances $ 1,521      
Land 268      
Buildings and Improvements 1,518      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 561      
Land 271      
Buildings and Improvements 2,076      
Total 2,347      
Accumulated Depreciation 12/31/2015 $ 857      
5952-5978 North Broadway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Encumbrances $ 2,264      
Land 414      
Buildings and Improvements 2,346      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 732      
Land 422      
Buildings and Improvements 3,070      
Total 3,492      
Accumulated Depreciation 12/31/2015 $ 1,346      
4721 Ironton Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 232      
Buildings and Improvements 1,313      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 317      
Land 236      
Buildings and Improvements 1,626      
Total 1,862      
Accumulated Depreciation 12/31/2015 $ 703      
7003 E 47th Ave Drive [Member ]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 441      
Buildings and Improvements 2,689      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 27      
Land 441      
Buildings and Improvements 2,716      
Total 3,157      
Accumulated Depreciation 12/31/2015 $ 1,233      
9500 West 49th Street - A [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Wheatridge, CO      
Encumbrances $ 1,247      
Land 283      
Buildings and Improvements 1,625      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 126      
Land 287      
Buildings and Improvements 1,747      
Total 2,034      
Accumulated Depreciation 12/31/2015 $ 831      
9500 West 49th Street - B [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Wheatridge, CO      
Encumbrances $ 1,043      
Land 225      
Buildings and Improvements 1,272      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 205      
Land 227      
Buildings and Improvements 1,475      
Total 1,702      
Accumulated Depreciation 12/31/2015 $ 653      
9500 West 49th Street - C [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Wheatridge, CO      
Encumbrances $ 2,591      
Land 600      
Buildings and Improvements 3,409      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 217      
Land 601      
Buildings and Improvements 3,625      
Total 4,226      
Accumulated Depreciation 12/31/2015 $ 1,580      
9500 West 49th Street - D [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Wheatridge, CO      
Encumbrances $ 1,349      
Land 246      
Buildings and Improvements 1,537      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 417      
Land 247      
Buildings and Improvements 1,953      
Total 2,200      
Accumulated Depreciation 12/31/2015 $ 939      
451-591 East 124th Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thornton, CO      
Land $ 383      
Buildings and Improvements 2,145      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 498      
Land 383      
Buildings and Improvements 2,643      
Total 3,026      
Accumulated Depreciation 12/31/2015 $ 1,194      
15000 West 6th Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Golden, CO      
Land $ 913      
Buildings and Improvements 5,174      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 848      
Land 918      
Buildings and Improvements 6,017      
Total 6,935      
Accumulated Depreciation 12/31/2015 $ 2,765      
14998 West 6th Avenue Bldg E [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Golden, CO      
Land $ 565      
Buildings and Improvements 3,199      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 429      
Land 570      
Buildings and Improvements 3,623      
Total 4,193      
Accumulated Depreciation 12/31/2015 $ 1,610      
14998 West 6 th Avenue Bldg F [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Golden, CO      
Land $ 269      
Buildings and Improvements 1,525      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 101      
Land 273      
Buildings and Improvements 1,622      
Total 1,895      
Accumulated Depreciation 12/31/2015 $ 746      
6547 South Racine Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Centennial, CO      
Encumbrances $ 2,717      
Land 739      
Buildings and Improvements 4,241      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 241      
Land 739      
Buildings and Improvements 4,482      
Total 5,221      
Accumulated Depreciation 12/31/2015 $ 1,998      
11701 East 53rd Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 416      
Buildings and Improvements 2,355      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 434      
Land 422      
Buildings and Improvements 2,783      
Total 3,205      
Accumulated Depreciation 12/31/2015 $ 1,252      
5401 Oswego [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 273      
Buildings and Improvements 1,547      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 343      
Land 278      
Buildings and Improvements 1,885      
Total 2,163      
Accumulated Depreciation 12/31/2015 $ 878      
14818 West 6th Avenue Bldg A [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Golden, CO      
Land $ 468      
Buildings and Improvements 2,799      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 287      
Land 468      
Buildings and Improvements 3,086      
Total 3,554      
Accumulated Depreciation 12/31/2015 $ 1,372      
14828 West 6th Avenue Bldg B [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Golden, CO      
Land $ 503      
Buildings and Improvements 2,942      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 378      
Land 503      
Buildings and Improvements 3,320      
Total 3,823      
Accumulated Depreciation 12/31/2015 $ 1,464      
445 Bryant Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Encumbrances $ 6,684      
Land 1,829      
Buildings and Improvements 10,219      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,007      
Land 1,829      
Buildings and Improvements 13,226      
Total 15,055      
Accumulated Depreciation 12/31/2015 $ 5,803      
3811 Joliet [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 735      
Buildings and Improvements 4,166      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 558      
Land 752      
Buildings and Improvements 4,707      
Total 5,459      
Accumulated Depreciation 12/31/2015 $ 2,049      
12055 E 49th Ave/4955 Peoria [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 298      
Buildings and Improvements 1,688      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 535      
Land 305      
Buildings and Improvements 2,216      
Total 2,521      
Accumulated Depreciation 12/31/2015 $ 981      
4940 - 4950 Paris [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 152      
Buildings and Improvements 861      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 285      
Land 156      
Buildings and Improvements 1,142      
Total 1,298      
Accumulated Depreciation 12/31/2015 $ 511      
4970 Paris [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Land $ 95      
Buildings and Improvements 537      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 101      
Land 97      
Buildings and Improvements 636      
Total 733      
Accumulated Depreciation 12/31/2015 $ 272      
7367 South Revere Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Centennial, CO      
Encumbrances $ 3,062      
Land 926      
Buildings and Improvements 5,124      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 846      
Land 934      
Buildings and Improvements 5,962      
Total 6,896      
Accumulated Depreciation 12/31/2015 $ 2,574      
8200 East Park Meadows Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lone Tree, CO      
Encumbrances $ 5,590      
Land 1,297      
Buildings and Improvements 7,348      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,155      
Land 1,304      
Buildings and Improvements 8,496      
Total 9,800      
Accumulated Depreciation 12/31/2015 $ 3,282      
3250 Quentin Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Aurora, CO      
Encumbrances $ 5,104      
Land 1,220      
Buildings and Improvements 6,911      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 817      
Land 1,230      
Buildings and Improvements 7,718      
Total 8,948      
Accumulated Depreciation 12/31/2015 $ 2,933      
Highpoint Bus Ctr B [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Littleton, CO      
Land $ 739      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,310      
Land 781      
Buildings and Improvements 3,268      
Total 4,049      
Accumulated Depreciation 12/31/2015 $ 1,087      
1130 W. 124th Ave. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westminster, CO      
Land $ 441      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,225      
Land 441      
Buildings and Improvements 3,225      
Total 3,666      
Accumulated Depreciation 12/31/2015 $ 1,164      
1070 W. 124th Ave. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westminster, CO      
Land $ 374      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,711      
Land 374      
Buildings and Improvements 2,711      
Total 3,085      
Accumulated Depreciation 12/31/2015 $ 975      
1020 W. 124th Ave. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westminster, CO      
Land $ 374      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,799      
Land 374      
Buildings and Improvements 2,799      
Total 3,173      
Accumulated Depreciation 12/31/2015 $ 1,049      
8810 W. 116th Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Broomfield, CO      
Land $ 312      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,645      
Land 370      
Buildings and Improvements 1,587      
Total 1,957      
Accumulated Depreciation 12/31/2015 $ 507      
960 W. 124th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Westminster, CO      
Land $ 441      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,508      
Land 442      
Buildings and Improvements 3,507      
Total 3,949      
Accumulated Depreciation 12/31/2015 $ 1,336      
8820 W. 116th Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Broomfield, CO      
Land $ 338      
Buildings and Improvements 1,918      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 386      
Land 372      
Buildings and Improvements 2,270      
Total 2,642      
Accumulated Depreciation 12/31/2015 $ 732      
8835 W. 116th Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Broomfield, CO      
Land $ 1,151      
Buildings and Improvements 6,523      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,182      
Land 1,304      
Buildings and Improvements 7,552      
Total 8,856      
Accumulated Depreciation 12/31/2015 $ 2,487      
18150 E. 32nd Place [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Aurora, CO      
Encumbrances $ 1,744      
Land 563      
Buildings and Improvements 3,188      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 177      
Land 572      
Buildings and Improvements 3,356      
Total 3,928      
Accumulated Depreciation 12/31/2015 $ 1,162      
3400 Fraser Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Aurora, CO      
Encumbrances $ 2,117      
Land 616      
Buildings and Improvements 3,593      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (142)      
Land 620      
Buildings and Improvements 3,447      
Total 4,067      
Accumulated Depreciation 12/31/2015 $ 1,120      
7005 E. 46th Avenue Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Encumbrances $ 1,337      
Land 512      
Buildings and Improvements 2,025      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 32      
Land 517      
Buildings and Improvements 2,052      
Total 2,569      
Accumulated Depreciation 12/31/2015 $ 757      
4001 Salazar Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Frederick, CO      
Land $ 1,271      
Buildings and Improvements 6,508      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (773)      
Land 1,276      
Buildings and Improvements 5,730      
Total 7,006      
Accumulated Depreciation 12/31/2015 $ 1,511      
5909-5915 N. Broadway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Denver, CO      
Encumbrances $ 854      
Land 495      
Buildings and Improvements 1,268      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 107      
Land 500      
Buildings and Improvements 1,370      
Total 1,870      
Accumulated Depreciation 12/31/2015 $ 639      
2406-2416 Walnut Ridge [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Land $ 178      
Buildings and Improvements 1,006      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 573      
Land 172      
Buildings and Improvements 1,585      
Total 1,757      
Accumulated Depreciation 12/31/2015 $ 601      
2401-2419 Walnut Ridge [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Land $ 148      
Buildings and Improvements 839      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 416      
Land 142      
Buildings and Improvements 1,261      
Total 1,403      
Accumulated Depreciation 12/31/2015 $ 485      
900-906 Great Southwest Pkwy [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Land $ 237      
Buildings and Improvements 1,342      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 625      
Land 270      
Buildings and Improvements 1,934      
Total 2,204      
Accumulated Depreciation 12/31/2015 $ 895      
3000 West Commerce [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Land $ 456      
Buildings and Improvements 2,584      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,303      
Land 469      
Buildings and Improvements 3,874      
Total 4,343      
Accumulated Depreciation 12/31/2015 $ 1,656      
3030 Hansboro [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Land $ 266      
Buildings and Improvements 1,510      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (664)      
Land 87      
Buildings and Improvements 1,025      
Total 1,112      
Accumulated Depreciation 12/31/2015 $ 657      
405-407 113th [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Land $ 181      
Buildings and Improvements 1,026      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 528      
Land 185      
Buildings and Improvements 1,550      
Total 1,735      
Accumulated Depreciation 12/31/2015 $ 681      
816 111th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Encumbrances $ 800      
Land 251      
Buildings and Improvements 1,421      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 131      
Land 258      
Buildings and Improvements 1,545      
Total 1,803      
Accumulated Depreciation 12/31/2015 $ 674      
7427 Dogwood Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 96      
Buildings and Improvements 532      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 316      
Land 102      
Buildings and Improvements 842      
Total 944      
Accumulated Depreciation 12/31/2015 $ 324      
7348-54 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 88      
Buildings and Improvements 489      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 213      
Land 94      
Buildings and Improvements 696      
Total 790      
Accumulated Depreciation 12/31/2015 $ 290      
7339-41 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 98      
Buildings and Improvements 541      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 180      
Land 104      
Buildings and Improvements 715      
Total 819      
Accumulated Depreciation 12/31/2015 $ 287      
7437-45 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 102      
Buildings and Improvements 563      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 291      
Land 108      
Buildings and Improvements 848      
Total 956      
Accumulated Depreciation 12/31/2015 $ 331      
7331-59 Airport Freeway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Encumbrances $ 1,871      
Land 354      
Buildings and Improvements 1,958      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 573      
Land 372      
Buildings and Improvements 2,513      
Total 2,885      
Accumulated Depreciation 12/31/2015 $ 988      
7338-60 Dogwood Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 106      
Buildings and Improvements 587      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 240      
Land 112      
Buildings and Improvements 821      
Total 933      
Accumulated Depreciation 12/31/2015 $ 310      
7450-70 Dogwood Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 106      
Buildings and Improvements 584      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 156      
Land 112      
Buildings and Improvements 734      
Total 846      
Accumulated Depreciation 12/31/2015 $ 289      
7423-49 Airport Freeway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Encumbrances $ 1,547      
Land 293      
Buildings and Improvements 1,621      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 472      
Land 308      
Buildings and Improvements 2,078      
Total 2,386      
Accumulated Depreciation 12/31/2015 $ 812      
7400 Whitehall Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 109      
Buildings and Improvements 603      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 95      
Land 115      
Buildings and Improvements 692      
Total 807      
Accumulated Depreciation 12/31/2015 $ 284      
1602-1654 Terre Colony [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Encumbrances $ 1,733      
Land 458      
Buildings and Improvements 2,596      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 849      
Land 468      
Buildings and Improvements 3,435      
Total 3,903      
Accumulated Depreciation 12/31/2015 $ 1,253      
2351-2355 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 101      
Buildings and Improvements 574      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 105      
Land 93      
Buildings and Improvements 687      
Total 780      
Accumulated Depreciation 12/31/2015 $ 268      
2220 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 352      
Buildings and Improvements 1,993      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 266      
Land 316      
Buildings and Improvements 2,295      
Total 2,611      
Accumulated Depreciation 12/31/2015 $ 721      
2010 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 350      
Buildings and Improvements 1,981      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 54      
Land 318      
Buildings and Improvements 2,067      
Total 2,385      
Accumulated Depreciation 12/31/2015 $ 720      
2363 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 73      
Buildings and Improvements 412      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (7)      
Land 48      
Buildings and Improvements 430      
Total 478      
Accumulated Depreciation 12/31/2015 $ 175      
2447 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 70      
Buildings and Improvements 395      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (164)      
Land 25      
Buildings and Improvements 276      
Total 301      
Accumulated Depreciation 12/31/2015 $ 168      
2465-2475 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 91      
Buildings and Improvements 514      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 16      
Land 73      
Buildings and Improvements 548      
Total 621      
Accumulated Depreciation 12/31/2015 $ 221      
2485-2505 Merritt Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 431      
Buildings and Improvements 2,440      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 684      
Land 440      
Buildings and Improvements 3,115      
Total 3,555      
Accumulated Depreciation 12/31/2015 $ 1,209      
2110 Hutton Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carrolton, TX      
Land $ 374      
Buildings and Improvements 2,117      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 120      
Land 255      
Buildings and Improvements 2,356      
Total 2,611      
Accumulated Depreciation 12/31/2015 $ 969      
2025 McKenzie Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carrolton, TX      
Encumbrances $ 1,495      
Land 437      
Buildings and Improvements 2,478      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 452      
Land 442      
Buildings and Improvements 2,925      
Total 3,367      
Accumulated Depreciation 12/31/2015 $ 968      
2019 McKenzie Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carrolton, TX      
Encumbrances $ 1,654      
Land 502      
Buildings and Improvements 2,843      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 380      
Land 507      
Buildings and Improvements 3,218      
Total 3,725      
Accumulated Depreciation 12/31/2015 $ 1,216      
2029-2035 McKenzie Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carrolton, TX      
Encumbrances $ 1,535      
Land 306      
Buildings and Improvements 1,870      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 236      
Land 306      
Buildings and Improvements 2,106      
Total 2,412      
Accumulated Depreciation 12/31/2015 $ 807      
2015 McKenzie Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carrolton, TX      
Encumbrances $ 2,360      
Land 510      
Buildings and Improvements 2,891      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 450      
Land 516      
Buildings and Improvements 3,335      
Total 3,851      
Accumulated Depreciation 12/31/2015 $ 1,194      
2009 McKenzie Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carrolton, TX      
Encumbrances $ 2,284      
Land 476      
Buildings and Improvements 2,699      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 551      
Land 481      
Buildings and Improvements 3,245      
Total 3,726      
Accumulated Depreciation 12/31/2015 $ 1,240      
900-1100 Avenue S [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Encumbrances $ 2,277      
Land 623      
Buildings and Improvements 3,528      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 978      
Land 629      
Buildings and Improvements 4,500      
Total 5,129      
Accumulated Depreciation 12/31/2015 $ 1,389      
Plano Crossing F [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Plano, TX      
Encumbrances $ 8,665      
Land 1,961      
Buildings and Improvements 11,112      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,062      
Land 1,981      
Buildings and Improvements 12,154      
Total 14,135      
Accumulated Depreciation 12/31/2015 $ 4,060      
7413A-C Dogwood Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 110      
Buildings and Improvements 623      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 245      
Land 111      
Buildings and Improvements 867      
Total 978      
Accumulated Depreciation 12/31/2015 $ 303      
7450 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 36      
Buildings and Improvements 204      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 112      
Land 36      
Buildings and Improvements 316      
Total 352      
Accumulated Depreciation 12/31/2015 $ 123      
7436 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 57      
Buildings and Improvements 324      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 196      
Land 58      
Buildings and Improvements 519      
Total 577      
Accumulated Depreciation 12/31/2015 $ 203      
7426 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 76      
Buildings and Improvements 429      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 186      
Land 76      
Buildings and Improvements 615      
Total 691      
Accumulated Depreciation 12/31/2015 $ 180      
7427-7429 Tower Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 75      
Buildings and Improvements 427      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 163      
Land 76      
Buildings and Improvements 589      
Total 665      
Accumulated Depreciation 12/31/2015 $ 250      
2840-2842 Handley Ederville Rd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 112      
Buildings and Improvements 635      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 58      
Land 113      
Buildings and Improvements 692      
Total 805      
Accumulated Depreciation 12/31/2015 $ 225      
825-827 Avenue H D [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Encumbrances $ 2,108      
Land 600      
Buildings and Improvements 3,006      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 89      
Land 604      
Buildings and Improvements 3,091      
Total 3,695      
Accumulated Depreciation 12/31/2015 $ 1,355      
1200-16 Avenue H D [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Encumbrances $ 1,685      
Land 600      
Buildings and Improvements 2,846      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 348      
Land 604      
Buildings and Improvements 3,190      
Total 3,794      
Accumulated Depreciation 12/31/2015 $ 1,044      
1322-66 W. North Carrier Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Encumbrances $ 4,004      
Land 1,000      
Buildings and Improvements 5,012      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,007      
Land 1,006      
Buildings and Improvements 6,013      
Total 7,019      
Accumulated Depreciation 12/31/2015 $ 2,035      
2401-2407 Centennial Dr [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Encumbrances $ 2,048      
Land 600      
Buildings and Improvements 2,534      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (2)      
Land 604      
Buildings and Improvements 2,528      
Total 3,132      
Accumulated Depreciation 12/31/2015 $ 1,098      
3111 West Commerce Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Encumbrances $ 3,487      
Land 1,000      
Buildings and Improvements 3,364      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,749      
Land 1,011      
Buildings and Improvements 5,102      
Total 6,113      
Accumulated Depreciation 12/31/2015 $ 1,668      
13800 Senlac Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmers Branch, TX      
Encumbrances $ 2,728      
Land 823      
Buildings and Improvements 4,042      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (83)      
Land 825      
Buildings and Improvements 3,957      
Total 4,782      
Accumulated Depreciation 12/31/2015 $ 1,471      
801-831 S Great Southwest Pkwy [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Land $ 2,581      
Buildings and Improvements 16,556      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 147      
Land 2,586      
Buildings and Improvements 16,698      
Total 19,284      
Accumulated Depreciation 12/31/2015 $ 8,597      
801 Heinz Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Encumbrances $ 2,749      
Land 599      
Buildings and Improvements 3,327      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 315      
Land 601      
Buildings and Improvements 3,640      
Total 4,241      
Accumulated Depreciation 12/31/2015 $ 1,510      
901-937 Heinz Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Encumbrances $ 2,139      
Land 493      
Buildings and Improvements 2,758      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 48      
Land 481      
Buildings and Improvements 2,818      
Total 3,299      
Accumulated Depreciation 12/31/2015 $ 1,233      
3301 Century Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Irving, TX      
Encumbrances $ 2,045      
Land 760      
Buildings and Improvements 3,856      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (10)      
Land 771      
Buildings and Improvements 3,835      
Total 4,606      
Accumulated Depreciation 12/31/2015 $ 988      
3901 W Miller Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Garland, TX      
Land $ 1,912      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 15,493      
Land 1,947      
Buildings and Improvements 15,458      
Total 17,405      
Accumulated Depreciation 12/31/2015 $ 3,591      
One Two Five One North Cockrell Hill Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Land $ 2,064      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 13,463      
Land 1,072      
Buildings and Improvements 14,455      
Total 15,527      
Accumulated Depreciation 12/31/2015 $ 260      
One One Seven One North Cockrell Hill Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Dallas, TX      
Land $ 1,215      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 9,541      
Land 632      
Buildings and Improvements 10,124      
Total 10,756      
Accumulated Depreciation 12/31/2015 $ 146      
3996 Scientific Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington, TX      
Land $ 1,301      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,344      
Land 1,349      
Buildings and Improvements 7,296      
Total 8,645      
Accumulated Depreciation 12/31/2015 $ 82      
750 Gateway Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Coppell, TX      
Land $ 1,452      
Buildings and Improvements 4,679      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 1,452      
Buildings and Improvements 4,679      
Total 6,131      
Accumulated Depreciation 12/31/2015 $ 41      
47461 Clipper [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Plymouth Township, MI      
Land $ 122      
Buildings and Improvements 723      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 54      
Land 122      
Buildings and Improvements 777      
Total 899      
Accumulated Depreciation 12/31/2015 $ 431      
449 Executive Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 125      
Buildings and Improvements 425      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,066      
Land 218      
Buildings and Improvements 1,398      
Total 1,616      
Accumulated Depreciation 12/31/2015 $ 1,293      
501 Executive Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 71      
Buildings and Improvements 236      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 678      
Land 129      
Buildings and Improvements 856      
Total 985      
Accumulated Depreciation 12/31/2015 $ 692      
451 Robbins Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 96      
Buildings and Improvements 448      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 934      
Land 192      
Buildings and Improvements 1,286      
Total 1,478      
Accumulated Depreciation 12/31/2015 $ 1,103      
1416 Meijer Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 94      
Buildings and Improvements 394      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 399      
Land 121      
Buildings and Improvements 766      
Total 887      
Accumulated Depreciation 12/31/2015 $ 708      
1624 Meijer Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 236      
Buildings and Improvements 1,406      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,093      
Land 373      
Buildings and Improvements 2,362      
Total 2,735      
Accumulated Depreciation 12/31/2015 $ 2,123      
1972 Meijer Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 315      
Buildings and Improvements 1,301      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 787      
Land 372      
Buildings and Improvements 2,031      
Total 2,403      
Accumulated Depreciation 12/31/2015 $ 1,623      
1707 Northwood Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 95      
Buildings and Improvements 262      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,724      
Land 239      
Buildings and Improvements 1,842      
Total 2,081      
Accumulated Depreciation 12/31/2015 $ 1,532      
1788 Northwood Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 50      
Buildings and Improvements 196      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 483      
Land 103      
Buildings and Improvements 626      
Total 729      
Accumulated Depreciation 12/31/2015 $ 569      
1826 Northwood Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 55      
Buildings and Improvements 208      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 472      
Land 103      
Buildings and Improvements 632      
Total 735      
Accumulated Depreciation 12/31/2015 $ 559      
1864 Northwood Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 57      
Buildings and Improvements 190      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 489      
Land 107      
Buildings and Improvements 629      
Total 736      
Accumulated Depreciation 12/31/2015 $ 575      
2451 Elliott Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 78      
Buildings and Improvements 319      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 733      
Land 164      
Buildings and Improvements 966      
Total 1,130      
Accumulated Depreciation 12/31/2015 $ 798      
2730 Research Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 903      
Buildings and Improvements 4,215      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 829      
Land 903      
Buildings and Improvements 5,044      
Total 5,947      
Accumulated Depreciation 12/31/2015 $ 4,246      
2791 Research Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 557      
Buildings and Improvements 2,731      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,018      
Land 560      
Buildings and Improvements 3,746      
Total 4,306      
Accumulated Depreciation 12/31/2015 $ 2,722      
2871 Research Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 324      
Buildings and Improvements 1,487      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 403      
Land 327      
Buildings and Improvements 1,887      
Total 2,214      
Accumulated Depreciation 12/31/2015 $ 1,449      
3011 Research Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 457      
Buildings and Improvements 2,104      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 492      
Land 457      
Buildings and Improvements 2,596      
Total 3,053      
Accumulated Depreciation 12/31/2015 $ 2,178      
2870 Technology Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 275      
Buildings and Improvements 1,262      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 356      
Land 279      
Buildings and Improvements 1,614      
Total 1,893      
Accumulated Depreciation 12/31/2015 $ 1,331      
2900 Technology Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 214      
Buildings and Improvements 977      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 513      
Land 219      
Buildings and Improvements 1,485      
Total 1,704      
Accumulated Depreciation 12/31/2015 $ 1,011      
2930 Technology Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 131      
Buildings and Improvements 594      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 435      
Land 138      
Buildings and Improvements 1,022      
Total 1,160      
Accumulated Depreciation 12/31/2015 $ 731      
2950 Technology Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 178      
Buildings and Improvements 819      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 368      
Land 185      
Buildings and Improvements 1,180      
Total 1,365      
Accumulated Depreciation 12/31/2015 $ 848      
23014 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 39      
Buildings and Improvements 203      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 189      
Land 56      
Buildings and Improvements 375      
Total 431      
Accumulated Depreciation 12/31/2015 $ 337      
23028 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 98      
Buildings and Improvements 507      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 278      
Land 125      
Buildings and Improvements 758      
Total 883      
Accumulated Depreciation 12/31/2015 $ 709      
23035 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 71      
Buildings and Improvements 355      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 237      
Land 93      
Buildings and Improvements 570      
Total 663      
Accumulated Depreciation 12/31/2015 $ 531      
23042 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 67      
Buildings and Improvements 277      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 273      
Land 89      
Buildings and Improvements 528      
Total 617      
Accumulated Depreciation 12/31/2015 $ 501      
23065 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 71      
Buildings and Improvements 408      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 338      
Land 93      
Buildings and Improvements 724      
Total 817      
Accumulated Depreciation 12/31/2015 $ 620      
23079 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 68      
Buildings and Improvements 301      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 330      
Land 79      
Buildings and Improvements 620      
Total 699      
Accumulated Depreciation 12/31/2015 $ 537      
23093 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 211      
Buildings and Improvements 1,024      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,337      
Land 295      
Buildings and Improvements 2,277      
Total 2,572      
Accumulated Depreciation 12/31/2015 $ 1,808      
23135 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 146      
Buildings and Improvements 701      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 310      
Land 158      
Buildings and Improvements 999      
Total 1,157      
Accumulated Depreciation 12/31/2015 $ 861      
23163 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 111      
Buildings and Improvements 513      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 396      
Land 138      
Buildings and Improvements 882      
Total 1,020      
Accumulated Depreciation 12/31/2015 $ 734      
23177 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 175      
Buildings and Improvements 1,007      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 677      
Land 254      
Buildings and Improvements 1,605      
Total 1,859      
Accumulated Depreciation 12/31/2015 $ 1,344      
23206 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 125      
Buildings and Improvements 531      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 367      
Land 137      
Buildings and Improvements 886      
Total 1,023      
Accumulated Depreciation 12/31/2015 $ 763      
23370 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Farmington Hills, MI      
Land $ 59      
Buildings and Improvements 233      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 209      
Land 66      
Buildings and Improvements 435      
Total 501      
Accumulated Depreciation 12/31/2015 $ 375      
1451 East Lincoln Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Madison Heights, MI      
Land $ 299      
Buildings and Improvements 1,703      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (179)      
Land 148      
Buildings and Improvements 1,675      
Total 1,823      
Accumulated Depreciation 12/31/2015 $ 907      
4400 Purks Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Auburn Hills, MI      
Land $ 602      
Buildings and Improvements 3,410      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,305      
Land 612      
Buildings and Improvements 6,705      
Total 7,317      
Accumulated Depreciation 12/31/2015 $ 3,225      
32450 N Avis Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Madison Heights, MI      
Land $ 281      
Buildings and Improvements 1,590      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 342      
Land 286      
Buildings and Improvements 1,927      
Total 2,213      
Accumulated Depreciation 12/31/2015 $ 914      
12707 Eckles Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Plymouth Township, MI      
Land $ 255      
Buildings and Improvements 1,445      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 220      
Land 267      
Buildings and Improvements 1,653      
Total 1,920      
Accumulated Depreciation 12/31/2015 $ 770      
32975 Capitol Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 135      
Buildings and Improvements 748      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (166)      
Land 77      
Buildings and Improvements 640      
Total 717      
Accumulated Depreciation 12/31/2015 $ 334      
32920 Capitol Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 76      
Buildings and Improvements 422      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (62)      
Land 27      
Buildings and Improvements 409      
Total 436      
Accumulated Depreciation 12/31/2015 $ 237      
11923 Brookfield Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 120      
Buildings and Improvements 665      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (321)      
Land 32      
Buildings and Improvements 432      
Total 464      
Accumulated Depreciation 12/31/2015 $ 280      
450 Robbins Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 166      
Buildings and Improvements 920      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 219      
Land 178      
Buildings and Improvements 1,127      
Total 1,305      
Accumulated Depreciation 12/31/2015 $ 486      
12886 Westmore Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 190      
Buildings and Improvements 1,050      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (351)      
Land 86      
Buildings and Improvements 803      
Total 889      
Accumulated Depreciation 12/31/2015 $ 460      
47711 Clipper Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Plymouth Township, MI      
Land $ 539      
Buildings and Improvements 2,983      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 460      
Land 575      
Buildings and Improvements 3,407      
Total 3,982      
Accumulated Depreciation 12/31/2015 $ 1,425      
32975 Industrial Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 160      
Buildings and Improvements 887      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (175)      
Land 92      
Buildings and Improvements 780      
Total 872      
Accumulated Depreciation 12/31/2015 $ 401      
32995 Industrial Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 160      
Buildings and Improvements 887      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (414)      
Land 53      
Buildings and Improvements 580      
Total 633      
Accumulated Depreciation 12/31/2015 $ 364      
12874 Westmore Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 137      
Buildings and Improvements 761      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (302)      
Land 58      
Buildings and Improvements 538      
Total 596      
Accumulated Depreciation 12/31/2015 $ 311      
1775 Bellingham [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 344      
Buildings and Improvements 1,902      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 329      
Land 367      
Buildings and Improvements 2,208      
Total 2,575      
Accumulated Depreciation 12/31/2015 $ 951      
1785 East Maple [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 92      
Buildings and Improvements 507      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 200      
Land 98      
Buildings and Improvements 701      
Total 799      
Accumulated Depreciation 12/31/2015 $ 278      
980 Chicago [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 206      
Buildings and Improvements 1,141      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 333      
Land 220      
Buildings and Improvements 1,460      
Total 1,680      
Accumulated Depreciation 12/31/2015 $ 579      
1885 Enterprise Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 209      
Buildings and Improvements 1,158      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 589      
Land 223      
Buildings and Improvements 1,733      
Total 1,956      
Accumulated Depreciation 12/31/2015 $ 656      
1935-55 Enterprise Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 1,285      
Buildings and Improvements 7,144      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,258      
Land 1,371      
Buildings and Improvements 8,316      
Total 9,687      
Accumulated Depreciation 12/31/2015 $ 3,451      
5500 Enterprise Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Warren, MI      
Land $ 675      
Buildings and Improvements 3,737      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 750      
Land 721      
Buildings and Improvements 4,441      
Total 5,162      
Accumulated Depreciation 12/31/2015 $ 1,867      
750 Chicago Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 323      
Buildings and Improvements 1,790      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 392      
Land 345      
Buildings and Improvements 2,160      
Total 2,505      
Accumulated Depreciation 12/31/2015 $ 936      
800 Chicago Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 283      
Buildings and Improvements 1,567      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 380      
Land 302      
Buildings and Improvements 1,928      
Total 2,230      
Accumulated Depreciation 12/31/2015 $ 812      
850 Chicago Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 183      
Buildings and Improvements 1,016      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 218      
Land 196      
Buildings and Improvements 1,221      
Total 1,417      
Accumulated Depreciation 12/31/2015 $ 524      
1100 East Mandoline Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Madison Heights, MI      
Land $ 888      
Buildings and Improvements 4,915      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (1,243)      
Land 332      
Buildings and Improvements 4,228      
Total 4,560      
Accumulated Depreciation 12/31/2015 $ 2,545      
1080, 1120, 1180 John Papalas Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lincoln Park, MI      
Land $ 366      
Buildings and Improvements 3,241      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 627      
Land 297      
Buildings and Improvements 3,937      
Total 4,234      
Accumulated Depreciation 12/31/2015 $ 2,080      
4872 S. Lapeer Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lake Orion Twsp, MI      
Land $ 1,342      
Buildings and Improvements 5,441      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,214      
Land 1,412      
Buildings and Improvements 6,585      
Total 7,997      
Accumulated Depreciation 12/31/2015 $ 2,869      
1400 Allen Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 209      
Buildings and Improvements 1,154      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 380      
Land 212      
Buildings and Improvements 1,531      
Total 1,743      
Accumulated Depreciation 12/31/2015 $ 500      
1408 Allen Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 151      
Buildings and Improvements 834      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 121      
Land 153      
Buildings and Improvements 953      
Total 1,106      
Accumulated Depreciation 12/31/2015 $ 347      
32505 Industrial Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Madison Heights, MI      
Land $ 345      
Buildings and Improvements 1,910      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 107      
Land 351      
Buildings and Improvements 2,011      
Total 2,362      
Accumulated Depreciation 12/31/2015 $ 745      
1799-1855 Northfield Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rochester Hills, MI      
Land $ 481      
Buildings and Improvements 2,665      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 364      
Land 490      
Buildings and Improvements 3,020      
Total 3,510      
Accumulated Depreciation 12/31/2015 $ 1,153      
28435 Automation Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Wixom, MI      
Land $ 621      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,664      
Land 628      
Buildings and Improvements 3,657      
Total 4,285      
Accumulated Depreciation 12/31/2015 $ 1,011      
32200 N Avis Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Madison Heights, MI      
Land $ 503      
Buildings and Improvements 3,367      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (1,591)      
Land 195      
Buildings and Improvements 2,084      
Total 2,279      
Accumulated Depreciation 12/31/2015 $ 753      
100 Kay Industrial Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Orion Township, MI      
Land $ 677      
Buildings and Improvements 2,018      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 177      
Land 685      
Buildings and Improvements 2,187      
Total 2,872      
Accumulated Depreciation 12/31/2015 $ 987      
11800 Sears Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Livonia, MI      
Land $ 693      
Buildings and Improvements 1,507      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,212      
Land 476      
Buildings and Improvements 2,936      
Total 3,412      
Accumulated Depreciation 12/31/2015 $ 1,591      
1099 Chicago Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Troy, MI      
Land $ 1,277      
Buildings and Improvements 1,332      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (1,134)      
Land 303      
Buildings and Improvements 1,172      
Total 1,475      
Accumulated Depreciation 12/31/2015 $ 506      
42555 Merrill Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Sterling Heights, MI      
Land $ 1,080      
Buildings and Improvements 2,300      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,487      
Land 1,090      
Buildings and Improvements 5,777      
Total 6,867      
Accumulated Depreciation 12/31/2015 $ 2,223      
200 Northpointe Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Orion Township, MI      
Land $ 723      
Buildings and Improvements 2,063      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 36      
Land 734      
Buildings and Improvements 2,088      
Total 2,822      
Accumulated Depreciation 12/31/2015 $ 989      
3351 Rauch St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 272      
Buildings and Improvements 1,541      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 560      
Land 278      
Buildings and Improvements 2,095      
Total 2,373      
Accumulated Depreciation 12/31/2015 $ 819      
3801-3851 Yale St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 2,360      
Land 413      
Buildings and Improvements 2,343      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 952      
Land 425      
Buildings and Improvements 3,283      
Total 3,708      
Accumulated Depreciation 12/31/2015 $ 1,236      
3337-3347 Rauch Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 227      
Buildings and Improvements 1,287      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 440      
Land 233      
Buildings and Improvements 1,721      
Total 1,954      
Accumulated Depreciation 12/31/2015 $ 696      
8505 N Loop East [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 1,555      
Land 439      
Buildings and Improvements 2,489      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 574      
Land 449      
Buildings and Improvements 3,053      
Total 3,502      
Accumulated Depreciation 12/31/2015 $ 1,303      
4749-4799 Eastpark Dr [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 2,342      
Land 594      
Buildings and Improvements 3,368      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,313      
Land 611      
Buildings and Improvements 4,664      
Total 5,275      
Accumulated Depreciation 12/31/2015 $ 2,034      
4851 Homestead Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 2,958      
Land 491      
Buildings and Improvements 2,782      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,552      
Land 504      
Buildings and Improvements 4,321      
Total 4,825      
Accumulated Depreciation 12/31/2015 $ 1,852      
3365-3385 Rauch Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 1,493      
Land 284      
Buildings and Improvements 1,611      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 451      
Land 290      
Buildings and Improvements 2,056      
Total 2,346      
Accumulated Depreciation 12/31/2015 $ 823      
5050 Campbell Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 1,812      
Land 461      
Buildings and Improvements 2,610      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,009      
Land 470      
Buildings and Improvements 3,610      
Total 4,080      
Accumulated Depreciation 12/31/2015 $ 1,433      
4300 Pine Timbers [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 2,291      
Land 489      
Buildings and Improvements 2,769      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 758      
Land 499      
Buildings and Improvements 3,517      
Total 4,016      
Accumulated Depreciation 12/31/2015 $ 1,594      
2500-2530 Fairway Park Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 3,161      
Land 766      
Buildings and Improvements 4,342      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,011      
Land 792      
Buildings and Improvements 6,327      
Total 7,119      
Accumulated Depreciation 12/31/2015 $ 2,565      
6550 Longpointe [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 1,508      
Land 362      
Buildings and Improvements 2,050      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 985      
Land 370      
Buildings and Improvements 3,027      
Total 3,397      
Accumulated Depreciation 12/31/2015 $ 1,193      
1815 Turning Basin Dr [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 2,056      
Land 487      
Buildings and Improvements 2,761      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,384      
Land 531      
Buildings and Improvements 4,101      
Total 4,632      
Accumulated Depreciation 12/31/2015 $ 1,598      
1819 Turning Basin Dr [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 231      
Buildings and Improvements 1,308      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 872      
Land 251      
Buildings and Improvements 2,160      
Total 2,411      
Accumulated Depreciation 12/31/2015 $ 827      
1805 Turning Basin Dr [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Encumbrances $ 2,774      
Land 564      
Buildings and Improvements 3,197      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,488      
Land 616      
Buildings and Improvements 5,633      
Total 6,249      
Accumulated Depreciation 12/31/2015 $ 1,961      
9835A Genard Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 1,505      
Buildings and Improvements 8,333      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,308      
Land 1,581      
Buildings and Improvements 11,565      
Total 13,146      
Accumulated Depreciation 12/31/2015 $ 4,301      
9835B Genard Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 245      
Buildings and Improvements 1,357      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 644      
Land 256      
Buildings and Improvements 1,990      
Total 2,246      
Accumulated Depreciation 12/31/2015 $ 739      
11505 State Highway 225 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) La Porte, TX      
Land $ 940      
Buildings and Improvements 4,675      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 606      
Land 940      
Buildings and Improvements 5,281      
Total 6,221      
Accumulated Depreciation 12/31/2015 $ 2,036      
1500 E. Main Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) La Porte, TX      
Land $ 201      
Buildings and Improvements 1,328      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (91)      
Land 204      
Buildings and Improvements 1,234      
Total 1,438      
Accumulated Depreciation 12/31/2015 $ 886      
7230-7238 Wynnwood [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 254      
Buildings and Improvements 764      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 176      
Land 259      
Buildings and Improvements 935      
Total 1,194      
Accumulated Depreciation 12/31/2015 $ 407      
7240-7248 Wynnwood [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 271      
Buildings and Improvements 726      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 31      
Land 276      
Buildings and Improvements 752      
Total 1,028      
Accumulated Depreciation 12/31/2015 $ 377      
7250-7260 Wynnwood [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 200      
Buildings and Improvements 481      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 166      
Land 203      
Buildings and Improvements 644      
Total 847      
Accumulated Depreciation 12/31/2015 $ 265      
6400 Long Point [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 188      
Buildings and Improvements 898      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 174      
Land 188      
Buildings and Improvements 1,072      
Total 1,260      
Accumulated Depreciation 12/31/2015 $ 340      
7967 Blankenship [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 307      
Buildings and Improvements 1,166      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 337      
Land 307      
Buildings and Improvements 1,503      
Total 1,810      
Accumulated Depreciation 12/31/2015 $ 449      
8800 City Park Look East [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 3,717      
Buildings and Improvements 19,237      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (784)      
Land 3,717      
Buildings and Improvements 18,453      
Total 22,170      
Accumulated Depreciation 12/31/2015 $ 3,311      
4800 West Greens Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Houston, TX      
Land $ 3,350      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 14,822      
Land 3,264      
Buildings and Improvements 14,908      
Total 18,172      
Accumulated Depreciation 12/31/2015 $ 439      
Six One One East Sam Houston Parkway S [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pasadena, TX      
Land $ 1,970      
Buildings and Improvements 7,755      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1      
Land 1,970      
Buildings and Improvements 7,756      
Total 9,726      
Accumulated Depreciation 12/31/2015 $ 0      
Six One Nine Sam Houston Parkway S [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pasadena, TX      
Land $ 2,879      
Buildings and Improvements 11,972      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1      
Land 2,880      
Buildings and Improvements 11,972      
Total 14,852      
Accumulated Depreciation 12/31/2015 $ 0      
2900 N Shadeland Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 2,057      
Buildings and Improvements 13,565      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 5,392      
Land 2,057      
Buildings and Improvements 18,957      
Total 21,014      
Accumulated Depreciation 12/31/2015 $ 8,140      
1445 Brookville Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 459      
Buildings and Improvements 2,603      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,076      
Land 476      
Buildings and Improvements 3,662      
Total 4,138      
Accumulated Depreciation 12/31/2015 $ 1,612      
1440 Brookville Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Encumbrances $ 3,074      
Land 665      
Buildings and Improvements 3,770      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 954      
Land 685      
Buildings and Improvements 4,704      
Total 5,389      
Accumulated Depreciation 12/31/2015 $ 2,161      
1240 Brookville Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 247      
Buildings and Improvements 1,402      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 373      
Land 258      
Buildings and Improvements 1,764      
Total 2,022      
Accumulated Depreciation 12/31/2015 $ 833      
1345 Brookville Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 586      
Buildings and Improvements 3,321      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,517      
Land 601      
Buildings and Improvements 4,823      
Total 5,424      
Accumulated Depreciation 12/31/2015 $ 2,058      
1350 Brookville Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 205      
Buildings and Improvements 1,161      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 253      
Land 212      
Buildings and Improvements 1,407      
Total 1,619      
Accumulated Depreciation 12/31/2015 $ 680      
1341 Sadlier Circle South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 131      
Buildings and Improvements 743      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 207      
Land 136      
Buildings and Improvements 945      
Total 1,081      
Accumulated Depreciation 12/31/2015 $ 443      
1322-1438 Sadlier Circle East [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 145      
Buildings and Improvements 822      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 291      
Land 152      
Buildings and Improvements 1,106      
Total 1,258      
Accumulated Depreciation 12/31/2015 $ 521      
1327-1441 Sadlier Circle West [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 218      
Buildings and Improvements 1,234      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 621      
Land 225      
Buildings and Improvements 1,848      
Total 2,073      
Accumulated Depreciation 12/31/2015 $ 806      
1402-1430 Sadlier Circle West [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 165      
Buildings and Improvements 934      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 390      
Land 171      
Buildings and Improvements 1,318      
Total 1,489      
Accumulated Depreciation 12/31/2015 $ 621      
1504 Sadlier Circle South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 219      
Buildings and Improvements 1,238      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (104)      
Land 115      
Buildings and Improvements 1,238      
Total 1,353      
Accumulated Depreciation 12/31/2015 $ 793      
1365-1367 Sadlier Way Circle East [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 121      
Buildings and Improvements 688      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 194      
Land 91      
Buildings and Improvements 912      
Total 1,003      
Accumulated Depreciation 12/31/2015 $ 436      
1352-1354 Sadlier Circle West [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 178      
Buildings and Improvements 1,008      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 241      
Land 166      
Buildings and Improvements 1,261      
Total 1,427      
Accumulated Depreciation 12/31/2015 $ 575      
1335 Sadlier Circle East [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 81      
Buildings and Improvements 460      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 207      
Land 85      
Buildings and Improvements 663      
Total 748      
Accumulated Depreciation 12/31/2015 $ 314      
1425 Sadlier Circle West [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 21      
Buildings and Improvements 117      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 41      
Land 23      
Buildings and Improvements 156      
Total 179      
Accumulated Depreciation 12/31/2015 $ 72      
6951 East 30th St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 256      
Buildings and Improvements 1,449      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 229      
Land 265      
Buildings and Improvements 1,669      
Total 1,934      
Accumulated Depreciation 12/31/2015 $ 800      
6701 East 30th St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 78      
Buildings and Improvements 443      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 98      
Land 82      
Buildings and Improvements 537      
Total 619      
Accumulated Depreciation 12/31/2015 $ 264      
6737 East 30th St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Encumbrances $ 1,848      
Land 385      
Buildings and Improvements 2,181      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 283      
Land 398      
Buildings and Improvements 2,451      
Total 2,849      
Accumulated Depreciation 12/31/2015 $ 1,154      
6555 East 30th St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 484      
Buildings and Improvements 4,760      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,416      
Land 484      
Buildings and Improvements 7,176      
Total 7,660      
Accumulated Depreciation 12/31/2015 $ 3,062      
7901 West 21st St. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 1,048      
Buildings and Improvements 6,027      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 328      
Land 1,048      
Buildings and Improvements 6,355      
Total 7,403      
Accumulated Depreciation 12/31/2015 $ 2,808      
1225 Brookville Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 60      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 417      
Land 68      
Buildings and Improvements 409      
Total 477      
Accumulated Depreciation 12/31/2015 $ 183      
6751 E 30th St [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Encumbrances $ 2,544      
Land 728      
Buildings and Improvements 2,837      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 359      
Land 741      
Buildings and Improvements 3,183      
Total 3,924      
Accumulated Depreciation 12/31/2015 $ 1,393      
6575 East 30th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Encumbrances $ 1,369      
Land 118      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,994      
Land 128      
Buildings and Improvements 1,984      
Total 2,112      
Accumulated Depreciation 12/31/2015 $ 820      
6585 East 30th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Encumbrances $ 2,214      
Land 196      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,219      
Land 196      
Buildings and Improvements 3,219      
Total 3,415      
Accumulated Depreciation 12/31/2015 $ 1,365      
5705-97 Park Plaza Ct. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 600      
Buildings and Improvements 2,194      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 847      
Land 609      
Buildings and Improvements 3,032      
Total 3,641      
Accumulated Depreciation 12/31/2015 $ 1,137      
9319-9341 Castlegate Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Indianapolis, IN      
Land $ 530      
Buildings and Improvements 1,235      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 717      
Land 544      
Buildings and Improvements 1,938      
Total 2,482      
Accumulated Depreciation 12/31/2015 $ 729      
1133 Northwest L Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richmond, IN      
Land $ 201      
Buildings and Improvements 1,358      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (143)      
Land 208      
Buildings and Improvements 1,208      
Total 1,416      
Accumulated Depreciation 12/31/2015 $ 711      
14425 Bergen Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Noblesville, IN      
Land $ 647      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,693      
Land 743      
Buildings and Improvements 3,597      
Total 4,340      
Accumulated Depreciation 12/31/2015 $ 759      
4700 NW 15th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ft. Lauderdale, FL      
Land $ 908      
Buildings and Improvements 1,883      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 132      
Land 912      
Buildings and Improvements 2,011      
Total 2,923      
Accumulated Depreciation 12/31/2015 $ 714      
4710 NW 15th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ft. Lauderdale, FL      
Land $ 830      
Buildings and Improvements 2,722      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 62      
Land 834      
Buildings and Improvements 2,780      
Total 3,614      
Accumulated Depreciation 12/31/2015 $ 683      
4720 NW 15th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ft. Lauderdale, FL      
Land $ 937      
Buildings and Improvements 2,455      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 335      
Land 942      
Buildings and Improvements 2,785      
Total 3,727      
Accumulated Depreciation 12/31/2015 $ 820      
4740 NW 15th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ft. Lauderdale, FL      
Land $ 1,107      
Buildings and Improvements 3,111      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 17      
Land 1,112      
Buildings and Improvements 3,123      
Total 4,235      
Accumulated Depreciation 12/31/2015 $ 779      
4750 NW 15th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ft. Lauderdale, FL      
Land $ 947      
Buildings and Improvements 3,079      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 412      
Land 951      
Buildings and Improvements 3,487      
Total 4,438      
Accumulated Depreciation 12/31/2015 $ 897      
4800 NW 15th Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ft. Lauderdale, FL      
Land $ 1,092      
Buildings and Improvements 3,308      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 179      
Land 1,097      
Buildings and Improvements 3,482      
Total 4,579      
Accumulated Depreciation 12/31/2015 $ 880      
Medley Industrial Center [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Medley, FL      
Land $ 857      
Buildings and Improvements 3,428      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,158      
Land 864      
Buildings and Improvements 7,579      
Total 8,443      
Accumulated Depreciation 12/31/2015 $ 2,052      
12601 &12605 NW 115th Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Medley, FL      
Land $ 2,316      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 449      
Land 762      
Buildings and Improvements 2,003      
Total 2,765      
Accumulated Depreciation 12/31/2015 $ 333      
N25 W23255 Paul Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pewaukee, WI      
Land $ 569      
Buildings and Improvements 3,270      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,836      
Land 450      
Buildings and Improvements 5,225      
Total 5,675      
Accumulated Depreciation 12/31/2015 $ 2,148      
5355 South Westridge Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) New Berlin, WI      
Encumbrances $ 4,467      
Land 1,630      
Buildings and Improvements 7,058      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (105)      
Land 1,646      
Buildings and Improvements 6,937      
Total 8,583      
Accumulated Depreciation 12/31/2015 $ 1,804      
320-334 W. Vogel Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Milwaukee, WI      
Land $ 506      
Buildings and Improvements 3,199      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (110)      
Land 508      
Buildings and Improvements 3,087      
Total 3,595      
Accumulated Depreciation 12/31/2015 $ 1,625      
4950 South 6th Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Milwaukee, WI      
Land $ 299      
Buildings and Improvements 1,565      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 273      
Land 301      
Buildings and Improvements 1,836      
Total 2,137      
Accumulated Depreciation 12/31/2015 $ 1,173      
17005 W. Ryerson Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) New Berlin, WI      
Encumbrances $ 2,454      
Land 403      
Buildings and Improvements 3,647      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 251      
Land 405      
Buildings and Improvements 3,896      
Total 4,301      
Accumulated Depreciation 12/31/2015 $ 1,753      
W140 N9059 Lilly Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Menomonee Falls, WI      
Land $ 343      
Buildings and Improvements 1,153      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 106      
Land 366      
Buildings and Improvements 1,236      
Total 1,602      
Accumulated Depreciation 12/31/2015 $ 455      
200 W. Vogel Avenue-Bldg B [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Milwaukee, WI      
Land $ 301      
Buildings and Improvements 2,150      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 62      
Land 302      
Buildings and Improvements 2,211      
Total 2,513      
Accumulated Depreciation 12/31/2015 $ 1,135      
4921 S. 2nd Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Milwaukee, WI      
Land $ 101      
Buildings and Improvements 713      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (276)      
Land 58      
Buildings and Improvements 480      
Total 538      
Accumulated Depreciation 12/31/2015 $ 262      
1500 Peebles Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Center, WI      
Land $ 1,577      
Buildings and Improvements 1,018      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (441)      
Land 1,528      
Buildings and Improvements 626      
Total 2,154      
Accumulated Depreciation 12/31/2015 $ 561      
16600 West Glendale Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) New Berlin, WI      
Encumbrances $ 2,181      
Land 704      
Buildings and Improvements 1,923      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 932      
Land 715      
Buildings and Improvements 2,844      
Total 3,559      
Accumulated Depreciation 12/31/2015 $ 1,701      
2485 Commerce Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) New Berlin, WI      
Encumbrances $ 1,306      
Land 483      
Buildings and Improvements 1,516      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 131      
Land 491      
Buildings and Improvements 1,639      
Total 2,130      
Accumulated Depreciation 12/31/2015 $ 852      
N58W15380 Shawn Circle [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Menomonee Falls, WI      
Land $ 1,188      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 16,931      
Land 1,204      
Buildings and Improvements 16,915      
Total 18,119      
Accumulated Depreciation 12/31/2015 $ 3,556      
6201 West 111th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Bloomington, MN      
Encumbrances $ 2,931      
Land 1,358      
Buildings and Improvements 8,622      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 13,466      
Land 1,519      
Buildings and Improvements 21,927      
Total 23,446      
Accumulated Depreciation 12/31/2015 $ 11,841      
7101 Winnetka Avenue North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Brooklyn Park, MN      
Encumbrances $ 5,538      
Land 2,195      
Buildings and Improvements 6,084      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,195      
Land 2,228      
Buildings and Improvements 10,246      
Total 12,474      
Accumulated Depreciation 12/31/2015 $ 7,394      
9901 West 74th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eden Prairie, MN      
Encumbrances $ 3,333      
Land 621      
Buildings and Improvements 3,289      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,598      
Land 639      
Buildings and Improvements 6,869      
Total 7,508      
Accumulated Depreciation 12/31/2015 $ 5,630      
1030 Lone Oak Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eagan, MN      
Encumbrances $ 2,407      
Land 456      
Buildings and Improvements 2,703      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 767      
Land 456      
Buildings and Improvements 3,470      
Total 3,926      
Accumulated Depreciation 12/31/2015 $ 1,722      
1060 Lone Oak Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eagan, MN      
Encumbrances $ 3,046      
Land 624      
Buildings and Improvements 3,700      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 645      
Land 624      
Buildings and Improvements 4,345      
Total 4,969      
Accumulated Depreciation 12/31/2015 $ 2,255      
5400 Nathan Lane [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Plymouth, MN      
Encumbrances $ 2,684      
Land 749      
Buildings and Improvements 4,461      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 835      
Land 757      
Buildings and Improvements 5,288      
Total 6,045      
Accumulated Depreciation 12/31/2015 $ 2,640      
6655 Wedgewood Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Maple Grove, MN      
Land $ 1,466      
Buildings and Improvements 8,342      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 5,591      
Land 1,466      
Buildings and Improvements 13,933      
Total 15,399      
Accumulated Depreciation 12/31/2015 $ 5,897      
10120 W 76th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eden Prairie, MN      
Land $ 315      
Buildings and Improvements 1,804      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,962      
Land 315      
Buildings and Improvements 3,766      
Total 4,081      
Accumulated Depreciation 12/31/2015 $ 2,251      
12155 Nicollet Ave. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Burnsville, MN      
Land $ 286      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,957      
Land 288      
Buildings and Improvements 1,955      
Total 2,243      
Accumulated Depreciation 12/31/2015 $ 868      
4100 Peavey Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Chaska, MN      
Land $ 277      
Buildings and Improvements 2,261      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 779      
Land 277      
Buildings and Improvements 3,040      
Total 3,317      
Accumulated Depreciation 12/31/2015 $ 1,414      
7100-7198 Shady Oak Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eden Prairie, MN      
Encumbrances $ 4,324      
Land 715      
Buildings and Improvements 4,054      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,284      
Land 736      
Buildings and Improvements 6,317      
Total 7,053      
Accumulated Depreciation 12/31/2015 $ 2,698      
5240-5300 Valley Industrial Blvd S [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shakopee, MN      
Encumbrances $ 2,087      
Land 362      
Buildings and Improvements 2,049      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,248      
Land 371      
Buildings and Improvements 3,288      
Total 3,659      
Accumulated Depreciation 12/31/2015 $ 1,328      
5775 12th Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shakopee, MN      
Encumbrances $ 2,995      
Land 590      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,661      
Land 590      
Buildings and Improvements 4,661      
Total 5,251      
Accumulated Depreciation 12/31/2015 $ 1,549      
1157 Valley Park Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shakopee, MN      
Encumbrances $ 4,161      
Land 760      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,234      
Land 888      
Buildings and Improvements 7,106      
Total 7,994      
Accumulated Depreciation 12/31/2015 $ 2,617      
9600 West 76th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eden Prairie, MN      
Encumbrances $ 2,025      
Land 1,000      
Buildings and Improvements 2,450      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 60      
Land 1,034      
Buildings and Improvements 2,476      
Total 3,510      
Accumulated Depreciation 12/31/2015 $ 666      
9700 West 76th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eden Prairie, MN      
Encumbrances $ 2,914      
Land 1,000      
Buildings and Improvements 2,709      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 727      
Land 1,038      
Buildings and Improvements 3,398      
Total 4,436      
Accumulated Depreciation 12/31/2015 $ 1,136      
7600 69th Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Greenfield, MN      
Land $ 1,500      
Buildings and Improvements 8,328      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (539)      
Land 1,510      
Buildings and Improvements 7,779      
Total 9,289      
Accumulated Depreciation 12/31/2015 $ 1,809      
5017 Boone Avenue North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) New Hope, MN      
Land $ 1,000      
Buildings and Improvements 1,599      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 153      
Land 1,009      
Buildings and Improvements 1,743      
Total 2,752      
Accumulated Depreciation 12/31/2015 $ 913      
2300 West Highway 13 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Burnsville, MN      
Land $ 2,517      
Buildings and Improvements 6,069      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (1,651)      
Land 1,296      
Buildings and Improvements 5,639      
Total 6,935      
Accumulated Depreciation 12/31/2015 $ 3,812      
1087 Park Place [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shakopee, MN      
Encumbrances $ 3,654      
Land 1,195      
Buildings and Improvements 4,891      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (246)      
Land 1,198      
Buildings and Improvements 4,642      
Total 5,840      
Accumulated Depreciation 12/31/2015 $ 1,225      
5391 12th Avenue SE [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shakopee, MN      
Encumbrances $ 4,138      
Land 1,392      
Buildings and Improvements 8,149      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (469)      
Land 1,395      
Buildings and Improvements 7,677      
Total 9,072      
Accumulated Depreciation 12/31/2015 $ 2,059      
4701 Valley Industrial Blvd S [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Shakopee, MN      
Encumbrances $ 4,606      
Land 1,296      
Buildings and Improvements 7,157      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (378)      
Land 1,299      
Buildings and Improvements 6,776      
Total 8,075      
Accumulated Depreciation 12/31/2015 $ 2,748      
6455 City West Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eden Prairie, MN      
Land $ 659      
Buildings and Improvements 3,189      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 955      
Land 665      
Buildings and Improvements 4,138      
Total 4,803      
Accumulated Depreciation 12/31/2015 $ 1,249      
7035 Winnetka Avene North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Brooklyn Park, MN      
Encumbrances $ 4,432      
Land 1,275      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,239      
Land 1,343      
Buildings and Improvements 7,171      
Total 8,514      
Accumulated Depreciation 12/31/2015 $ 1,472      
139 Eva Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) St. Paul, MN      
Land $ 2,132      
Buildings and Improvements 3,105      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (286)      
Land 2,175      
Buildings and Improvements 2,776      
Total 4,951      
Accumulated Depreciation 12/31/2015 $ 649      
21900 Dodd Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Lakeville, MN      
Encumbrances $ 9,482      
Land 2,289      
Buildings and Improvements 7,952      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 2,289      
Buildings and Improvements 7,952      
Total 10,241      
Accumulated Depreciation 12/31/2015 $ 2,034      
375 Rivertown Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Woodbury, MN      
Encumbrances $ 7,000      
Land 2,635      
Buildings and Improvements 8,157      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 48      
Land 2,635      
Buildings and Improvements 8,205      
Total 10,840      
Accumulated Depreciation 12/31/2015 $ 815      
935 Aldrin Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Eagan, MN      
Encumbrances $ 5,524      
Land 2,096      
Buildings and Improvements 7,884      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (43)      
Land 2,096      
Buildings and Improvements 7,841      
Total 9,937      
Accumulated Depreciation 12/31/2015 $ 457      
7050 Winnetka Avenue North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Brooklyn Park, MN      
Land $ 1,623      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,228      
Land 1,634      
Buildings and Improvements 7,217      
Total 8,851      
Accumulated Depreciation 12/31/2015 $ 197      
7051 West Broadway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Brooklyn Park, MN      
Land $ 1,275      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 5,828      
Land 1,279      
Buildings and Improvements 5,824      
Total 7,103      
Accumulated Depreciation 12/31/2015 $ 155      
1931 Air Lane Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Nashville, TN      
Encumbrances $ 2,179      
Land 489      
Buildings and Improvements 2,785      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 280      
Land 493      
Buildings and Improvements 3,061      
Total 3,554      
Accumulated Depreciation 12/31/2015 $ 1,362      
4640 Cummings Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Nashville, TN      
Land $ 360      
Buildings and Improvements 2,040      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 579      
Land 365      
Buildings and Improvements 2,614      
Total 2,979      
Accumulated Depreciation 12/31/2015 $ 975      
1740 River Hills Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Nashville, TN      
Encumbrances $ 2,750      
Land 848      
Buildings and Improvements 4,383      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 731      
Land 888      
Buildings and Improvements 5,074      
Total 5,962      
Accumulated Depreciation 12/31/2015 $ 2,223      
211 Ellery Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Nashville, TN      
Encumbrances $ 2,587      
Land 606      
Buildings and Improvements 3,192      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 379      
Land 616      
Buildings and Improvements 3,561      
Total 4,177      
Accumulated Depreciation 12/31/2015 $ 1,312      
130 Maddox Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mount Juliet, TN      
Encumbrances $ 16,422      
Land 1,778      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 23,554      
Land 1,778      
Buildings and Improvements 23,554      
Total 25,332      
Accumulated Depreciation 12/31/2015 $ 4,080      
14 World's Fair Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Franklin, NJ      
Land $ 483      
Buildings and Improvements 2,735      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 773      
Land 503      
Buildings and Improvements 3,488      
Total 3,991      
Accumulated Depreciation 12/31/2015 $ 1,533      
12 World's Fair Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Franklin, NJ      
Land $ 572      
Buildings and Improvements 3,240      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,064      
Land 593      
Buildings and Improvements 4,283      
Total 4,876      
Accumulated Depreciation 12/31/2015 $ 2,052      
22 World's Fair Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Franklin, NJ      
Land $ 364      
Buildings and Improvements 2,064      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 491      
Land 375      
Buildings and Improvements 2,544      
Total 2,919      
Accumulated Depreciation 12/31/2015 $ 1,055      
26 World's Fair Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Franklin, NJ      
Land $ 361      
Buildings and Improvements 2,048      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 656      
Land 377      
Buildings and Improvements 2,688      
Total 3,065      
Accumulated Depreciation 12/31/2015 $ 1,147      
24 World's Fair Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Franklin, NJ      
Land $ 347      
Buildings and Improvements 1,968      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 573      
Land 362      
Buildings and Improvements 2,526      
Total 2,888      
Accumulated Depreciation 12/31/2015 $ 1,121      
20 World's Fair Drive Lot 13 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Sumerset, NJ      
Land $ 9      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,568      
Land 691      
Buildings and Improvements 1,886      
Total 2,577      
Accumulated Depreciation 12/31/2015 $ 702      
45 Route 46 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 969      
Buildings and Improvements 5,491      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 928      
Land 978      
Buildings and Improvements 6,410      
Total 7,388      
Accumulated Depreciation 12/31/2015 $ 2,443      
43 Route 46 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 474      
Buildings and Improvements 2,686      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 540      
Land 479      
Buildings and Improvements 3,221      
Total 3,700      
Accumulated Depreciation 12/31/2015 $ 1,295      
39 Route 46 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 260      
Buildings and Improvements 1,471      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 292      
Land 262      
Buildings and Improvements 1,761      
Total 2,023      
Accumulated Depreciation 12/31/2015 $ 632      
26 Chapin Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 956      
Buildings and Improvements 5,415      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 664      
Land 965      
Buildings and Improvements 6,070      
Total 7,035      
Accumulated Depreciation 12/31/2015 $ 2,355      
30 Chapin Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 960      
Buildings and Improvements 5,440      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 524      
Land 969      
Buildings and Improvements 5,955      
Total 6,924      
Accumulated Depreciation 12/31/2015 $ 2,256      
20 Hook Mountain Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 1,507      
Buildings and Improvements 8,542      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,997      
Land 1,534      
Buildings and Improvements 11,512      
Total 13,046      
Accumulated Depreciation 12/31/2015 $ 5,062      
30 Hook Mountain Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 389      
Buildings and Improvements 2,206      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 526      
Land 396      
Buildings and Improvements 2,725      
Total 3,121      
Accumulated Depreciation 12/31/2015 $ 1,058      
16 Chapin Rod [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 885      
Buildings and Improvements 5,015      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 612      
Land 901      
Buildings and Improvements 5,611      
Total 6,512      
Accumulated Depreciation 12/31/2015 $ 2,089      
20 Chapin Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pine Brook, NJ      
Land $ 1,134      
Buildings and Improvements 6,426      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 602      
Land 1,154      
Buildings and Improvements 7,008      
Total 8,162      
Accumulated Depreciation 12/31/2015 $ 2,580      
2500 Main Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Sayreville, NJ      
Land $ 944      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,576      
Land 944      
Buildings and Improvements 4,576      
Total 5,520      
Accumulated Depreciation 12/31/2015 $ 1,458      
2400 Main Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Sayreville, NJ      
Land $ 996      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 5,494      
Land 996      
Buildings and Improvements 5,494      
Total 6,490      
Accumulated Depreciation 12/31/2015 $ 1,611      
309-319 Pierce Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Somerset, NJ      
Encumbrances $ 3,205      
Land 1,300      
Buildings and Improvements 4,628      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,020      
Land 1,309      
Buildings and Improvements 5,639      
Total 6,948      
Accumulated Depreciation 12/31/2015 $ 2,194      
230-240 Welsh Pool Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Exton, PA      
Land $ 154      
Buildings and Improvements 851      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 355      
Land 170      
Buildings and Improvements 1,190      
Total 1,360      
Accumulated Depreciation 12/31/2015 $ 468      
254 Welsh Pool Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Exton, PA      
Land $ 75      
Buildings and Improvements 418      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 206      
Land 91      
Buildings and Improvements 608      
Total 699      
Accumulated Depreciation 12/31/2015 $ 270      
151-161 Philips Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Exton, PA      
Land $ 191      
Buildings and Improvements 1,059      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 378      
Land 229      
Buildings and Improvements 1,399      
Total 1,628      
Accumulated Depreciation 12/31/2015 $ 597      
216 Philips Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Exton, PA      
Land $ 199      
Buildings and Improvements 1,100      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 331      
Land 220      
Buildings and Improvements 1,410      
Total 1,630      
Accumulated Depreciation 12/31/2015 $ 592      
14 McFadden Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Palmer, PA      
Land $ 600      
Buildings and Improvements 1,349      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (274)      
Land 625      
Buildings and Improvements 1,050      
Total 1,675      
Accumulated Depreciation 12/31/2015 $ 299      
2801 Red Lion Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Philadelphia, PA      
Land $ 950      
Buildings and Improvements 5,916      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (51)      
Land 964      
Buildings and Improvements 5,851      
Total 6,815      
Accumulated Depreciation 12/31/2015 $ 2,450      
3240 S. 78th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Philadelphia, PA      
Land $ 515      
Buildings and Improvements 1,245      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (514)      
Land 423      
Buildings and Improvements 823      
Total 1,246      
Accumulated Depreciation 12/31/2015 $ 252      
200 Cascade Drive, Bldg. 1 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Allentown, PA      
Encumbrances $ 13,382      
Land 2,133      
Buildings and Improvements 17,562      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 592      
Land 2,769      
Buildings and Improvements 17,518      
Total 20,287      
Accumulated Depreciation 12/31/2015 $ 5,770      
200 Cascade Drive, Bldg. 2 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Allentown, PA      
Encumbrances $ 1,826      
Land 310      
Buildings and Improvements 2,268      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 178      
Land 316      
Buildings and Improvements 2,440      
Total 2,756      
Accumulated Depreciation 12/31/2015 $ 789      
6300 Bristol Pike [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Levittown, PA      
Land $ 1,074      
Buildings and Improvements 2,642      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (194)      
Land 964      
Buildings and Improvements 2,558      
Total 3,522      
Accumulated Depreciation 12/31/2015 $ 1,790      
2455 Boulevard of Generals [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Norristown, PA      
Encumbrances $ 2,926      
Land 1,200      
Buildings and Improvements 4,800      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 344      
Land 1,226      
Buildings and Improvements 5,118      
Total 6,344      
Accumulated Depreciation 12/31/2015 $ 1,602      
Three Eight Five Seven Nazareth Highway - Bldg. 1 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Easton, PA      
Land $ 4,855      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 16,738      
Land 4,388      
Buildings and Improvements 17,205      
Total 21,593      
Accumulated Depreciation 12/31/2015 $ 69      
Three Eight Five Seven Nazareth Highway - Bldg. 2 [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Easton, PA      
Land $ 3,459      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 12,177      
Land 3,128      
Buildings and Improvements 12,508      
Total 15,636      
Accumulated Depreciation 12/31/2015 $ 51      
1045 South Edward Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tempe, AZ      
Land $ 390      
Buildings and Improvements 2,160      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 360      
Land 396      
Buildings and Improvements 2,514      
Total 2,910      
Accumulated Depreciation 12/31/2015 $ 969      
50 South 56th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Chandler, AZ      
Encumbrances $ 3,547      
Land 1,206      
Buildings and Improvements 3,218      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,362      
Land 1,252      
Buildings and Improvements 4,534      
Total 5,786      
Accumulated Depreciation 12/31/2015 $ 1,445      
4701 W. Jefferson [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Phoenix, AZ      
Encumbrances $ 2,453      
Land 926      
Buildings and Improvements 2,195      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 243      
Land 929      
Buildings and Improvements 2,435      
Total 3,364      
Accumulated Depreciation 12/31/2015 $ 1,364      
7102 W. Roosevelt [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Phoenix, AZ      
Encumbrances $ 4,806      
Land 1,613      
Buildings and Improvements 6,451      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 360      
Land 1,620      
Buildings and Improvements 6,804      
Total 8,424      
Accumulated Depreciation 12/31/2015 $ 2,486      
4137 West Adams Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Phoenix, AZ      
Land $ 990      
Buildings and Improvements 2,661      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 239      
Land 1,038      
Buildings and Improvements 2,852      
Total 3,890      
Accumulated Depreciation 12/31/2015 $ 961      
245 W. Lodge [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tempe, AZ      
Land $ 898      
Buildings and Improvements 3,066      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (2,009)      
Land 362      
Buildings and Improvements 1,593      
Total 1,955      
Accumulated Depreciation 12/31/2015 $ 667      
1590 E Riverview Dr. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Phoenix, AZ      
Encumbrances $ 4,965      
Land 1,293      
Buildings and Improvements 5,950      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 417      
Land 1,292      
Buildings and Improvements 6,368      
Total 7,660      
Accumulated Depreciation 12/31/2015 $ 1,620      
14131 N. Rio Vista Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Peoria, AZ      
Land $ 2,563      
Buildings and Improvements 9,388      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 404      
Land 2,563      
Buildings and Improvements 9,792      
Total 12,355      
Accumulated Depreciation 12/31/2015 $ 2,394      
8716 W. Ludlow Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Peoria, AZ      
Land $ 2,709      
Buildings and Improvements 10,970      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 811      
Land 2,709      
Buildings and Improvements 11,781      
Total 14,490      
Accumulated Depreciation 12/31/2015 $ 2,658      
3815 W. Washington St. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Phoenix, AZ      
Encumbrances $ 3,446      
Land 1,675      
Buildings and Improvements 4,514      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 149      
Land 1,719      
Buildings and Improvements 4,619      
Total 6,338      
Accumulated Depreciation 12/31/2015 $ 1,105      
9180 W. Buckeye Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tolleson, AZ      
Encumbrances $ 7,239      
Land 1,904      
Buildings and Improvements 6,805      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,665      
Land 1,923      
Buildings and Improvements 9,451      
Total 11,374      
Accumulated Depreciation 12/31/2015 $ 1,989      
8644 West Ludlow Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Peoria, AZ      
Land $ 1,726      
Buildings and Improvements 7,216      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 1,726      
Buildings and Improvements 7,216      
Total 8,942      
Accumulated Depreciation 12/31/2015 $ 300      
8606 West Ludlow Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Peoria, AZ      
Land $ 956      
Buildings and Improvements 2,668      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 75      
Land 956      
Buildings and Improvements 2,743      
Total 3,699      
Accumulated Depreciation 12/31/2015 $ 116      
8679 West Ludlow Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Peoria, AZ      
Land $ 672      
Buildings and Improvements 2,791      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 672      
Buildings and Improvements 2,791      
Total 3,463      
Accumulated Depreciation 12/31/2015 $ 119      
Nine Forth Avenue and Buckeye Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tolleson, AZ      
Land $ 4,315      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 14,711      
Land 4,315      
Buildings and Improvements 14,711      
Total 19,026      
Accumulated Depreciation 12/31/2015 $ 0      
1270 West 2320 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 138      
Buildings and Improvements 784      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 161      
Land 143      
Buildings and Improvements 940      
Total 1,083      
Accumulated Depreciation 12/31/2015 $ 391      
1275 West 2240 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 395      
Buildings and Improvements 2,241      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 352      
Land 408      
Buildings and Improvements 2,580      
Total 2,988      
Accumulated Depreciation 12/31/2015 $ 1,102      
1288 West 2240 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 119      
Buildings and Improvements 672      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 139      
Land 123      
Buildings and Improvements 807      
Total 930      
Accumulated Depreciation 12/31/2015 $ 346      
2235 South 1300 West [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 198      
Buildings and Improvements 1,120      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 168      
Land 204      
Buildings and Improvements 1,282      
Total 1,486      
Accumulated Depreciation 12/31/2015 $ 546      
1293 West 2200 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 158      
Buildings and Improvements 896      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 304      
Land 163      
Buildings and Improvements 1,195      
Total 1,358      
Accumulated Depreciation 12/31/2015 $ 533      
1279 West 2200 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 198      
Buildings and Improvements 1,120      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 172      
Land 204      
Buildings and Improvements 1,286      
Total 1,490      
Accumulated Depreciation 12/31/2015 $ 561      
1272 West 2240 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 336      
Buildings and Improvements 1,905      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 410      
Land 347      
Buildings and Improvements 2,304      
Total 2,651      
Accumulated Depreciation 12/31/2015 $ 1,042      
1149 West 2240 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 217      
Buildings and Improvements 1,232      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 341      
Land 225      
Buildings and Improvements 1,565      
Total 1,790      
Accumulated Depreciation 12/31/2015 $ 696      
1142 West 2320 South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 217      
Buildings and Improvements 1,232      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 300      
Land 225      
Buildings and Improvements 1,524      
Total 1,749      
Accumulated Depreciation 12/31/2015 $ 626      
2323 South 900 W [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Salt Lake City, UT      
Land $ 886      
Buildings and Improvements 2,995      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (3)      
Land 898      
Buildings and Improvements 2,980      
Total 3,878      
Accumulated Depreciation 12/31/2015 $ 1,578      
1815-1957 South 4650 West [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Salt Lake City, UT      
Encumbrances $ 6,667      
Land 1,707      
Buildings and Improvements 10,873      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 44      
Land 1,713      
Buildings and Improvements 10,911      
Total 12,624      
Accumulated Depreciation 12/31/2015 $ 2,907      
2100 Alexander Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 376      
Buildings and Improvements 1,670      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 387      
Land 376      
Buildings and Improvements 2,057      
Total 2,433      
Accumulated Depreciation 12/31/2015 $ 622      
2064 Alexander Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) West Valley, UT      
Land $ 864      
Buildings and Improvements 2,771      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 89      
Land 869      
Buildings and Improvements 2,855      
Total 3,724      
Accumulated Depreciation 12/31/2015 $ 949      
1901 Raymond Ave SW [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Renton, WA      
Encumbrances $ 821      
Land 4,458      
Buildings and Improvements 2,659      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 433      
Land 4,594      
Buildings and Improvements 2,956      
Total 7,550      
Accumulated Depreciation 12/31/2015 $ 740      
19014 64th Avenue South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Kent, WA      
Encumbrances $ 2,992      
Land 1,990      
Buildings and Improvements 3,979      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 518      
Land 2,042      
Buildings and Improvements 4,445      
Total 6,487      
Accumulated Depreciation 12/31/2015 $ 1,328      
18640 68th Avenue South [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Kent, WA      
Encumbrances $ 328      
Land 1,218      
Buildings and Improvements 1,950      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 306      
Land 1,258      
Buildings and Improvements 2,216      
Total 3,474      
Accumulated Depreciation 12/31/2015 $ 661      
1944 Vista Bella Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Encumbrances $ 3,057      
Land 1,746      
Buildings and Improvements 3,148      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 465      
Land 1,822      
Buildings and Improvements 3,537      
Total 5,359      
Accumulated Depreciation 12/31/2015 $ 1,439      
2000 Vista Bella Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Encumbrances $ 1,283      
Land 817      
Buildings and Improvements 1,673      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 292      
Land 853      
Buildings and Improvements 1,929      
Total 2,782      
Accumulated Depreciation 12/31/2015 $ 821      
2835 East Ana Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Encumbrances $ 2,968      
Land 1,682      
Buildings and Improvements 2,750      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 409      
Land 1,772      
Buildings and Improvements 3,069      
Total 4,841      
Accumulated Depreciation 12/31/2015 $ 1,139      
16275 Technology Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) San Diego, CA      
Land $ 2,848      
Buildings and Improvements 8,641      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 546      
Land 2,859      
Buildings and Improvements 9,176      
Total 12,035      
Accumulated Depreciation 12/31/2015 $ 2,721      
8921- 8971 Fost Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Berkeley, MO      
Land $ 431      
Buildings and Improvements 2,479      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 850      
Land 431      
Buildings and Improvements 3,329      
Total 3,760      
Accumulated Depreciation 12/31/2015 $ 1,550      
9043-9083 Frost Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Berkeley, MO      
Land $ 319      
Buildings and Improvements 1,838      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,618      
Land 319      
Buildings and Improvements 4,456      
Total 4,775      
Accumulated Depreciation 12/31/2015 $ 1,612      
10431 Midwest Industrial Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Olivette, MO      
Encumbrances $ 1,542      
Land 237      
Buildings and Improvements 1,360      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 781      
Land 237      
Buildings and Improvements 2,141      
Total 2,378      
Accumulated Depreciation 12/31/2015 $ 978      
10751 Midwest Industrial Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Olivette, MO      
Land $ 193      
Buildings and Improvements 1,119      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 303      
Land 194      
Buildings and Improvements 1,421      
Total 1,615      
Accumulated Depreciation 12/31/2015 $ 626      
6951 N Hanley [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Hazelwood, MO      
Land $ 405      
Buildings and Improvements 2,295      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,520      
Land 419      
Buildings and Improvements 4,801      
Total 5,220      
Accumulated Depreciation 12/31/2015 $ 1,915      
1067-1083 Warson-Bldg A [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) St. Louis, MO      
Encumbrances $ 1,385      
Land 246      
Buildings and Improvements 1,359      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 823      
Land 251      
Buildings and Improvements 2,177      
Total 2,428      
Accumulated Depreciation 12/31/2015 $ 628      
1093-1107 Warson-Bldg B [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) St. Louis, MO      
Encumbrances $ 2,471      
Land 380      
Buildings and Improvements 2,103      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,850      
Land 388      
Buildings and Improvements 3,945      
Total 4,333      
Accumulated Depreciation 12/31/2015 $ 1,159      
1113-1129 Warson-Bldg C [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) St. Louis, MO      
Encumbrances $ 1,950      
Land 303      
Buildings and Improvements 1,680      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,436      
Land 310      
Buildings and Improvements 3,109      
Total 3,419      
Accumulated Depreciation 12/31/2015 $ 1,252      
1131-1151 Warson-Bldg D [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) St. Louis, MO      
Encumbrances $ 1,905      
Land 353      
Buildings and Improvements 1,952      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,034      
Land 360      
Buildings and Improvements 2,979      
Total 3,339      
Accumulated Depreciation 12/31/2015 $ 833      
6821-6857 Hazelwood Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Berkeley, MO      
Encumbrances $ 4,678      
Land 985      
Buildings and Improvements 6,205      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,011      
Land 985      
Buildings and Improvements 7,216      
Total 8,201      
Accumulated Depreciation 12/31/2015 $ 2,321      
13701 Rider Trail North [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Earth City, MO      
Land $ 800      
Buildings and Improvements 2,099      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 707      
Land 804      
Buildings and Improvements 2,802      
Total 3,606      
Accumulated Depreciation 12/31/2015 $ 1,162      
1908-2000 Innerbelt [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Overland, MO      
Encumbrances $ 7,182      
Land 1,590      
Buildings and Improvements 9,026      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,336      
Land 1,591      
Buildings and Improvements 10,361      
Total 11,952      
Accumulated Depreciation 12/31/2015 $ 4,216      
9060 Latty Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Berkeley, MO      
Land $ 687      
Buildings and Improvements 1,947      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (82)      
Land 694      
Buildings and Improvements 1,858      
Total 2,552      
Accumulated Depreciation 12/31/2015 $ 1,645      
21-25 Gateway Commerce Center [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Edwardsville, IL      
Land $ 1,874      
Buildings and Improvements 31,958      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (262)      
Land 1,902      
Buildings and Improvements 31,668      
Total 33,570      
Accumulated Depreciation 12/31/2015 $ 8,155      
6647 Romiss Court [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) St. Louis, MO      
Land $ 230      
Buildings and Improvements 681      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (8)      
Land 241      
Buildings and Improvements 662      
Total 903      
Accumulated Depreciation 12/31/2015 $ 280      
5313 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 204      
Buildings and Improvements 1,159      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 568      
Land 257      
Buildings and Improvements 1,674      
Total 1,931      
Accumulated Depreciation 12/31/2015 $ 727      
5525 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 192      
Buildings and Improvements 1,086      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 280      
Land 200      
Buildings and Improvements 1,358      
Total 1,558      
Accumulated Depreciation 12/31/2015 $ 582      
5709 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 192      
Buildings and Improvements 1,086      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 182      
Land 200      
Buildings and Improvements 1,260      
Total 1,460      
Accumulated Depreciation 12/31/2015 $ 557      
5711 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 243      
Buildings and Improvements 1,376      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 159      
Land 255      
Buildings and Improvements 1,523      
Total 1,778      
Accumulated Depreciation 12/31/2015 $ 681      
5455 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 307      
Buildings and Improvements 1,742      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 755      
Land 326      
Buildings and Improvements 2,478      
Total 2,804      
Accumulated Depreciation 12/31/2015 $ 1,161      
5553 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 307      
Buildings and Improvements 1,742      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 424      
Land 326      
Buildings and Improvements 2,147      
Total 2,473      
Accumulated Depreciation 12/31/2015 $ 973      
5501 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 215      
Buildings and Improvements 871      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 251      
Land 242      
Buildings and Improvements 1,095      
Total 1,337      
Accumulated Depreciation 12/31/2015 $ 476      
5503 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 98      
Buildings and Improvements 402      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 140      
Land 110      
Buildings and Improvements 530      
Total 640      
Accumulated Depreciation 12/31/2015 $ 227      
5555 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 213      
Buildings and Improvements 1,206      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 214      
Land 221      
Buildings and Improvements 1,412      
Total 1,633      
Accumulated Depreciation 12/31/2015 $ 603      
5557 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 59      
Buildings and Improvements 335      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 59      
Land 62      
Buildings and Improvements 391      
Total 453      
Accumulated Depreciation 12/31/2015 $ 172      
5463 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 497      
Buildings and Improvements 2,751      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 637      
Land 560      
Buildings and Improvements 3,325      
Total 3,885      
Accumulated Depreciation 12/31/2015 $ 1,447      
5461 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 261      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,305      
Land 265      
Buildings and Improvements 1,301      
Total 1,566      
Accumulated Depreciation 12/31/2015 $ 540      
5481 W Waters Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 558      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,276      
Land 561      
Buildings and Improvements 2,273      
Total 2,834      
Accumulated Depreciation 12/31/2015 $ 891      
4515-4519 George Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 633      
Buildings and Improvements 3,587      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 895      
Land 640      
Buildings and Improvements 4,475      
Total 5,115      
Accumulated Depreciation 12/31/2015 $ 1,586      
6089 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 180      
Buildings and Improvements 987      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 66      
Land 186      
Buildings and Improvements 1,047      
Total 1,233      
Accumulated Depreciation 12/31/2015 $ 361      
6091 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 140      
Buildings and Improvements 730      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (4)      
Land 144      
Buildings and Improvements 722      
Total 866      
Accumulated Depreciation 12/31/2015 $ 242      
6103 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 220      
Buildings and Improvements 1,160      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 82      
Land 226      
Buildings and Improvements 1,236      
Total 1,462      
Accumulated Depreciation 12/31/2015 $ 447      
6201 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 200      
Buildings and Improvements 1,107      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (10)      
Land 205      
Buildings and Improvements 1,092      
Total 1,297      
Accumulated Depreciation 12/31/2015 $ 446      
6203 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 300      
Buildings and Improvements 1,460      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (306)      
Land 311      
Buildings and Improvements 1,143      
Total 1,454      
Accumulated Depreciation 12/31/2015 $ 395      
6205 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 270      
Buildings and Improvements 1,363      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 154      
Land 278      
Buildings and Improvements 1,509      
Total 1,787      
Accumulated Depreciation 12/31/2015 $ 500      
6101 Johns Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 210      
Buildings and Improvements 833      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 95      
Land 216      
Buildings and Improvements 922      
Total 1,138      
Accumulated Depreciation 12/31/2015 $ 347      
4908 Tampa West Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Tampa, FL      
Land $ 2,622      
Buildings and Improvements 8,643      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (820)      
Land 2,635      
Buildings and Improvements 7,810      
Total 10,445      
Accumulated Depreciation 12/31/2015 $ 3,022      
7201-7281 Bryan Dairy Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Largo, FL      
Land $ 1,895      
Buildings and Improvements 5,408      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (1,374)      
Land 1,365      
Buildings and Improvements 4,564      
Total 5,929      
Accumulated Depreciation 12/31/2015 $ 1,287      
4900- 4914 Creekside Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Clearwater, FL      
Land $ 3,702      
Buildings and Improvements 7,338      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (3,566)      
Land 2,245      
Buildings and Improvements 5,229      
Total 7,474      
Accumulated Depreciation 12/31/2015 $ 1,592      
12345 Starkey Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Largo, FL      
Land $ 898      
Buildings and Improvements 2,078      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (592)      
Land 599      
Buildings and Improvements 1,785      
Total 2,384      
Accumulated Depreciation 12/31/2015 $ 729      
2250 Delaware Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Des Moines, IA      
Land $ 277      
Buildings and Improvements 1,609      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (132)      
Land 173      
Buildings and Improvements 1,581      
Total 1,754      
Accumulated Depreciation 12/31/2015 $ 788      
6266 Hurt Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Horn Lake, MS      
Land $ 427      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,721      
Land 387      
Buildings and Improvements 3,761      
Total 4,148      
Accumulated Depreciation 12/31/2015 $ 930      
665 N. Baldwin Park Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) City of Industry, CA      
Encumbrances $ 4,132      
Land 2,124      
Buildings and Improvements 5,219      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,614      
Land 2,143      
Buildings and Improvements 6,814      
Total 8,957      
Accumulated Depreciation 12/31/2015 $ 2,810      
27801 Avenue Scott [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Santa Clarita, CA      
Encumbrances $ 6,103      
Land 2,890      
Buildings and Improvements 7,020      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 788      
Land 2,902      
Buildings and Improvements 7,796      
Total 10,698      
Accumulated Depreciation 12/31/2015 $ 2,670      
2610 & 2660 Columbia [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Torrance, CA      
Encumbrances $ 4,335      
Land 3,008      
Buildings and Improvements 5,826      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 565      
Land 3,031      
Buildings and Improvements 6,368      
Total 9,399      
Accumulated Depreciation 12/31/2015 $ 1,895      
433 Alaska Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Torrance, CA      
Land $ 681      
Buildings and Improvements 168      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (5)      
Land 684      
Buildings and Improvements 160      
Total 844      
Accumulated Depreciation 12/31/2015 $ 97      
4020 S. Compton Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Los Angeles, CA      
Land $ 3,800      
Buildings and Improvements 7,330      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (473)      
Land 3,825      
Buildings and Improvements 6,832      
Total 10,657      
Accumulated Depreciation 12/31/2015 $ 1,664      
6305 El Camino Real [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Land $ 1,590      
Buildings and Improvements 6,360      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,730      
Land 1,590      
Buildings and Improvements 14,090      
Total 15,680      
Accumulated Depreciation 12/31/2015 $ 3,874      
2325 Camino Vida Roble [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Encumbrances $ 1,918      
Land 1,441      
Buildings and Improvements 1,239      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 646      
Land 1,446      
Buildings and Improvements 1,880      
Total 3,326      
Accumulated Depreciation 12/31/2015 $ 536      
2335 Camino Vida Roble [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Encumbrances $ 980      
Land 817      
Buildings and Improvements 762      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 121      
Land 821      
Buildings and Improvements 879      
Total 1,700      
Accumulated Depreciation 12/31/2015 $ 311      
2345 Camino Vida Roble [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Encumbrances $ 574      
Land 562      
Buildings and Improvements 456      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (23)      
Land 565      
Buildings and Improvements 430      
Total 995      
Accumulated Depreciation 12/31/2015 $ 174      
2355 Camino Vida Roble [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Encumbrances $ 625      
Land 481      
Buildings and Improvements 365      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 237      
Land 483      
Buildings and Improvements 600      
Total 1,083      
Accumulated Depreciation 12/31/2015 $ 226      
2365 Camino Vida Roble [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Encumbrances $ 1,189      
Land 1,098      
Buildings and Improvements 630      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 334      
Land 1,102      
Buildings and Improvements 960      
Total 2,062      
Accumulated Depreciation 12/31/2015 $ 362      
2375 Camino Vida Roble [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Encumbrances $ 1,304      
Land 1,210      
Buildings and Improvements 874      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 113      
Land 1,214      
Buildings and Improvements 983      
Total 2,197      
Accumulated Depreciation 12/31/2015 $ 348      
6451 El Camino Real [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Carlsbad, CA      
Land $ 2,885      
Buildings and Improvements 1,931      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 642      
Land 2,895      
Buildings and Improvements 2,563      
Total 5,458      
Accumulated Depreciation 12/31/2015 $ 929      
8572 Spectrum Lane [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) San Diego, CA      
Encumbrances $ 1,995      
Land 806      
Buildings and Improvements 3,225      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 293      
Land 807      
Buildings and Improvements 3,517      
Total 4,324      
Accumulated Depreciation 12/31/2015 $ 769      
13100 Gregg Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Poway, CA      
Land $ 1,040      
Buildings and Improvements 4,160      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 744      
Land 1,073      
Buildings and Improvements 4,871      
Total 5,944      
Accumulated Depreciation 12/31/2015 $ 1,589      
21730-21748 Marilla St. [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Chatsworth, CA      
Encumbrances $ 2,743      
Land 2,585      
Buildings and Improvements 3,210      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 151      
Land 2,608      
Buildings and Improvements 3,338      
Total 5,946      
Accumulated Depreciation 12/31/2015 $ 1,065      
8015 Paramount [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pico Rivera, CA      
Land $ 3,616      
Buildings and Improvements 3,902      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 61      
Land 3,657      
Buildings and Improvements 3,922      
Total 7,579      
Accumulated Depreciation 12/31/2015 $ 1,575      
3365 E. Slauson [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Vernon, CA      
Land $ 2,367      
Buildings and Improvements 3,243      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 40      
Land 2,396      
Buildings and Improvements 3,254      
Total 5,650      
Accumulated Depreciation 12/31/2015 $ 1,377      
3015 East Ana [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Land $ 19,678      
Buildings and Improvements 9,321      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 6,305      
Land 20,144      
Buildings and Improvements 15,160      
Total 35,304      
Accumulated Depreciation 12/31/2015 $ 3,987      
19067 Reyes Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Land $ 9,281      
Buildings and Improvements 3,920      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 303      
Land 9,381      
Buildings and Improvements 4,123      
Total 13,504      
Accumulated Depreciation 12/31/2015 $ 1,765      
24870 Nandina Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Moreno Valley, CA      
Land $ 13,543      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 21,149      
Land 6,482      
Buildings and Improvements 28,210      
Total 34,692      
Accumulated Depreciation 12/31/2015 $ 2,410      
1250 Rancho Conejo Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thousand Oaks, CA      
Land $ 1,435      
Buildings and Improvements 779      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (56)      
Land 1,441      
Buildings and Improvements 717      
Total 2,158      
Accumulated Depreciation 12/31/2015 $ 281      
1260 Rancho Conejo Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thousand Oaks, CA      
Land $ 1,353      
Buildings and Improvements 722      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (920)      
Land 675      
Buildings and Improvements 480      
Total 1,155      
Accumulated Depreciation 12/31/2015 $ 175      
1270 Rancho Conejo Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thousand Oaks, CA      
Land $ 1,224      
Buildings and Improvements 716      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (65)      
Land 1,229      
Buildings and Improvements 646      
Total 1,875      
Accumulated Depreciation 12/31/2015 $ 262      
1280 Rancho Conejo Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thousand Oaks, CA      
Encumbrances $ 2,729      
Land 2,043      
Buildings and Improvements 3,408      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (252)      
Land 2,051      
Buildings and Improvements 3,148      
Total 5,199      
Accumulated Depreciation 12/31/2015 $ 639      
1290 Rancho Conejo Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thousand Oaks, CA      
Encumbrances $ 2,300      
Land 1,754      
Buildings and Improvements 2,949      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (332)      
Land 1,761      
Buildings and Improvements 2,610      
Total 4,371      
Accumulated Depreciation 12/31/2015 $ 544      
100 West Sinclair Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Perris, CA      
Land $ 4,894      
Buildings and Improvements 3,481      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (5,233)      
Land 1,819      
Buildings and Improvements 1,323      
Total 3,142      
Accumulated Depreciation 12/31/2015 $ 585      
14050 Day Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Moreno Valley, CA      
Encumbrances $ 3,479      
Land 2,538      
Buildings and Improvements 2,538      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 291      
Land 2,565      
Buildings and Improvements 2,801      
Total 5,366      
Accumulated Depreciation 12/31/2015 $ 891      
12925 Marlay Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Fontana, CA      
Encumbrances $ 9,204      
Land 6,072      
Buildings and Improvements 7,891      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 235      
Land 6,090      
Buildings and Improvements 8,108      
Total 14,198      
Accumulated Depreciation 12/31/2015 $ 3,066      
18201-18291 Santa Fe [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Encumbrances $ 10,193      
Land 6,720      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 9,004      
Land 6,897      
Buildings and Improvements 8,827      
Total 15,724      
Accumulated Depreciation 12/31/2015 $ 1,892      
1011 Rancho Conejo [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Thousand Oaks, CA      
Encumbrances $ 4,524      
Land 7,717      
Buildings and Improvements 2,518      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (427)      
Land 7,752      
Buildings and Improvements 2,055      
Total 9,807      
Accumulated Depreciation 12/31/2015 $ 755      
20700 Denker Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Torrance, CA      
Encumbrances $ 5,533      
Land 5,767      
Buildings and Improvements 2,538      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,289      
Land 5,964      
Buildings and Improvements 3,631      
Total 9,595      
Accumulated Depreciation 12/31/2015 $ 1,667      
18408 Laurel Park Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Land $ 2,850      
Buildings and Improvements 2,850      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 722      
Land 2,874      
Buildings and Improvements 3,548      
Total 6,422      
Accumulated Depreciation 12/31/2015 $ 1,023      
19021 S. Reyes Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Rancho Dominguez, CA      
Land $ 8,183      
Buildings and Improvements 7,501      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 234      
Land 8,545      
Buildings and Improvements 7,373      
Total 15,918      
Accumulated Depreciation 12/31/2015 $ 1,226      
6185 Kimball Ave [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Chino, CA      
Land $ 6,385      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 12,343      
Land 6,382      
Buildings and Improvements 12,346      
Total 18,728      
Accumulated Depreciation 12/31/2015 $ 1,294      
5555 Bandini Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Bell, CA      
Land $ 32,536      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 21,636      
Land 32,540      
Buildings and Improvements 21,632      
Total 54,172      
Accumulated Depreciation 12/31/2015 $ 1,183      
16875 Heacock Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Moreno Valley, CA      
Land $ 0      
Buildings and Improvements 6,831      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 72      
Land 0      
Buildings and Improvements 6,903      
Total 6,903      
Accumulated Depreciation 12/31/2015 $ 630      
4710 Guasti Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Ontario, CA      
Encumbrances $ 6,018      
Land 2,846      
Buildings and Improvements 6,564      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 2,846      
Buildings and Improvements 6,564      
Total 9,410      
Accumulated Depreciation 12/31/2015 $ 287      
17100 Perris Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Moreno Valley, CA      
Land $ 6,388      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 24,140      
Land 6,395      
Buildings and Improvements 24,133      
Total 30,528      
Accumulated Depreciation 12/31/2015 $ 933      
13414 South Figueroa [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Los Angeles, CA      
Land $ 1,701      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 6,578      
Land 1,887      
Buildings and Improvements 6,392      
Total 8,279      
Accumulated Depreciation 12/31/2015 $ 248      
Three Eight Four One Ocean Ranch Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Oceanside, CA      
Land $ 4,400      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 7,591      
Land 4,400      
Buildings and Improvements 7,591      
Total 11,991      
Accumulated Depreciation 12/31/2015 $ 0      
Three Eight Three One Ocean Ranch Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Oceanside, CA      
Land $ 2,693      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,333      
Land 2,694      
Buildings and Improvements 4,332      
Total 7,026      
Accumulated Depreciation 12/31/2015 $ 0      
Three Eight Two One Ocean Ranch Boulevard [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Oceanside, CA      
Land $ 2,792      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 4,162      
Land 2,792      
Buildings and Improvements 4,162      
Total 6,954      
Accumulated Depreciation 12/31/2015 $ 0      
One Four Five W. 134th Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Los Angeles, CA      
Land $ 2,901      
Buildings and Improvements 2,285      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 39      
Land 2,901      
Buildings and Improvements 2,324      
Total 5,225      
Accumulated Depreciation 12/31/2015 $ 68      
6150 Sycamore Canyon Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Riverside, CA      
Land $ 3,182      
Buildings and Improvements 10,643      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 3,182      
Buildings and Improvements 10,643      
Total 13,825      
Accumulated Depreciation 12/31/2015 $ 206      
17825 Indian Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Moreno Valley, CA      
Land $ 5,034      
Buildings and Improvements 22,095      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 0      
Land 5,034      
Buildings and Improvements 22,095      
Total 27,129      
Accumulated Depreciation 12/31/2015 $ 258      
2060 Springdale Road [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Cherry Hill, NJ      
Land $ 258      
Buildings and Improvements 1,436      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 599      
Land 258      
Buildings and Improvements 2,035      
Total 2,293      
Accumulated Depreciation 12/31/2015 $ 824      
111 Whittendale Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Morrestown, NJ      
Land $ 522      
Buildings and Improvements 2,916      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 519      
Land 522      
Buildings and Improvements 3,435      
Total 3,957      
Accumulated Depreciation 12/31/2015 $ 1,340      
7851 Airport Highway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pennsauken, NJ      
Land $ 160      
Buildings and Improvements 508      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 381      
Land 162      
Buildings and Improvements 887      
Total 1,049      
Accumulated Depreciation 12/31/2015 $ 390      
103 Central Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Mt. Laurel, NJ      
Land $ 610      
Buildings and Improvements 1,847      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 1,617      
Land 619      
Buildings and Improvements 3,455      
Total 4,074      
Accumulated Depreciation 12/31/2015 $ 1,260      
7890 Airport Hwy/7015 Central [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Pennsauken, NJ      
Land $ 300      
Buildings and Improvements 989      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 461      
Land 425      
Buildings and Improvements 1,325      
Total 1,750      
Accumulated Depreciation 12/31/2015 $ 996      
6301 Hazeltine National Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Orlando, FL      
Land $ 909      
Buildings and Improvements 4,613      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 67      
Land 920      
Buildings and Improvements 4,669      
Total 5,589      
Accumulated Depreciation 12/31/2015 $ 1,891      
12626 Silicon Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) San Antonio, TX      
Land $ 768      
Buildings and Improvements 3,448      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (394)      
Land 779      
Buildings and Improvements 3,043      
Total 3,822      
Accumulated Depreciation 12/31/2015 $ 1,041      
3100 Pinson Valley Parkway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Birmingham, AL      
Land $ 303      
Buildings and Improvements 742      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (304)      
Land 225      
Buildings and Improvements 516      
Total 741      
Accumulated Depreciation 12/31/2015 $ 210      
3730 Wheeler Avenue [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Fort Smith, AR      
Land $ 720      
Buildings and Improvements 2,800      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (589)      
Land 583      
Buildings and Improvements 2,348      
Total 2,931      
Accumulated Depreciation 12/31/2015 $ 917      
3200 Pond Station [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Jefferson County, KY      
Land $ 2,074      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 9,681      
Land 2,120      
Buildings and Improvements 9,635      
Total 11,755      
Accumulated Depreciation 12/31/2015 $ 2,099      
7501 NW 106th Terrace [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Kansas City, MO      
Encumbrances $ 11,555      
Land 4,152      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 13,673      
Land 4,228      
Buildings and Improvements 13,597      
Total 17,825      
Accumulated Depreciation 12/31/2015 $ 2,450      
600 Greene Drive [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Greenville, KY      
Land $ 294      
Buildings and Improvements 8,570      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision (727)      
Land 296      
Buildings and Improvements 7,841      
Total 8,137      
Accumulated Depreciation 12/31/2015 $ 4,679      
Seven Four Five One Seven Four Seven Seven Airport Freeway [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Encumbrances $ 1,392      
Land 256      
Buildings and Improvements 1,453      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 439      
Land 259      
Buildings and Improvements 1,889      
Total 2,148      
Accumulated Depreciation 12/31/2015 $ 636      
Seven Four Five Zero Whitehall Street [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 104      
Buildings and Improvements 591      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 339      
Land 105      
Buildings and Improvements 929      
Total 1,034      
Accumulated Depreciation 12/31/2015 $ 277      
Three Zero Zero Zero Wesley Way [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Land $ 208      
Buildings and Improvements 1,181      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 18      
Land 211      
Buildings and Improvements 1,196      
Total 1,407      
Accumulated Depreciation 12/31/2015 $ 397      
Seven Four Five One Dogwood Park [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Richland Hills, TX      
Encumbrances $ 681      
Land 133      
Buildings and Improvements 753      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 184      
Land 134      
Buildings and Improvements 936      
Total 1,070      
Accumulated Depreciation 12/31/2015 $ 293      
One Zero One Three Three One Avenue M [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Land $ 300      
Buildings and Improvements 1,504      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 263      
Land 302      
Buildings and Improvements 1,765      
Total 2,067      
Accumulated Depreciation 12/31/2015 $ 638      
One One Seven Two Eight Four One One Three Th Street D [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Grand Prairie, TX      
Encumbrances $ 1,884      
Land 700      
Buildings and Improvements 3,509      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 34      
Land 704      
Buildings and Improvements 3,539      
Total 4,243      
Accumulated Depreciation 12/31/2015 $ 1,093      
Five Eight One Welltown Road Tyson Blvd [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Winchester, VA      
Land $ 2,320      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 10,994      
Land 2,401      
Buildings and Improvements 10,913      
Total 13,314      
Accumulated Depreciation 12/31/2015 $ 2,345      
First San Michele Logistics Center [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Moreno Valley, CA      
Land $ 1,274      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 3,179      
Land 1,274      
Buildings and Improvements 3,179      
Total 4,453      
Accumulated Depreciation 12/31/2015 $ 0      
First Arlington Commerce Center II [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Arlington. TX      
Land $ 1,603      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 2,859      
Land 1,603      
Buildings and Improvements 2,859      
Total 4,462      
Accumulated Depreciation 12/31/2015 $ 0      
First Park 94 - Building I [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) Somers, WI      
Land $ 1,920      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 16,177      
Land 1,920      
Buildings and Improvements 16,177      
Total 18,097      
Accumulated Depreciation 12/31/2015 $ 0      
First Park McDonough [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Location (City/State) McDonough, GA      
Land $ 2,501      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 94      
Land 2,501      
Buildings and Improvements 94      
Total 2,595      
Accumulated Depreciation 12/31/2015 0      
Developments / Land Parcels [Member]        
Real Estate and Accumulated Depreciation [Line Items]        
Land 149,456      
Buildings and Improvements 0      
Costs Capitalized Subsequent to Acquisition or Completion and Valuation Provision 24,324      
Land 144,510      
Buildings and Improvements 29,270      
Total 173,780      
Accumulated Depreciation 12/31/2015 $ 2,854