Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
ASSETS
Investments in real estate properties	$ 25,838,644	$ 27,119,330
Less accumulated depreciation	4,059,348	3,758,372
Net investments in real estate properties	21,779,296	23,360,958
Investments in and advances to unconsolidated entities	5,496,450	4,230,429
Assets held for sale or contribution	342,060	322,139
Notes receivable backed by real estate	34,260	32,100
Net investments in real estate	27,652,066	27,945,626
Cash and cash equivalents	447,046	807,316
Other assets	1,381,963	1,496,990
Total assets	29,481,075	30,249,932
Liabilities:
Debt	9,412,631	10,608,294
Accounts payable and accrued expenses	702,804	556,179
Other liabilities	659,899	627,319
Total liabilities	10,775,334	11,791,792
Prologis, Inc. stockholders’ equity:
Series Q preferred stock at stated liquidation preference of $50 per share; $0.01 par value; 1,379 and 1,565 shares issued and outstanding and 100,000 preferred shares authorized at December 31, 2017, and 2016, respectively	68,948	78,235
Common stock; $0.01 par value; 532,186 shares and 528,671 shares issued and outstanding at December 31, 2017, and 2016, respectively	5,322	5,287
Additional paid-in capital	19,363,007	19,455,039
Accumulated other comprehensive loss	(901,658)	(937,473)
Distributions in excess of net earnings	(2,904,461)	(3,610,007)
Total Prologis, Inc. stockholders’ equity	15,631,158	14,991,081
Partners' capital:
Noncontrolling interests	3,074,583	3,467,059
Total equity	18,705,741	18,458,140
Total liabilities and equity	29,481,075	30,249,932
Prologis, L.P. [Member]
ASSETS
Investments in real estate properties	25,838,644	27,119,330
Less accumulated depreciation	4,059,348	3,758,372
Net investments in real estate properties	21,779,296	23,360,958
Investments in and advances to unconsolidated entities	5,496,450	4,230,429
Assets held for sale or contribution	342,060	322,139
Notes receivable backed by real estate	34,260	32,100
Net investments in real estate	27,652,066	27,945,626
Cash and cash equivalents	447,046	807,316
Other assets	1,381,963	1,496,990
Total assets	29,481,075	30,249,932
Liabilities:
Debt	9,412,631	10,608,294
Accounts payable and accrued expenses	702,804	556,179
Other liabilities	659,899	627,319
Total liabilities	10,775,334	11,791,792
Partners' capital:
Total partners' capital	16,045,499	15,385,671
Noncontrolling interests	2,660,242	3,072,469
Total capital	18,705,741	18,458,140
Total liabilities and equity	29,481,075	30,249,932
Prologis, L.P. [Member] | Preferred [Member]
Partners' capital:
General partner	68,948	78,235
Prologis, L.P. [Member] | Common [Member]
Partners' capital:
General partner	15,562,210	14,912,846
Limited partners	165,401	150,173
Prologis, L.P. [Member] | Class A Common [Member]
Partners' capital:
Limited partners	$ 248,940	$ 244,417