Consolidated Statements of Capital - USD ($) shares in Thousands, $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Consolidated net earnings	$ 308,007	$ 521,164	$ 426,242	$ 373,765	$ 1,616,630	$ 1,701,846	$ 1,822,960
Effect of equity compensation plans					109,985	104,709	85,775
Issuance of units related to acquisitions					48,533
Repurchase of preferred units					(7,200)
Capital contributions					917,092	11,604	181,866
Redemption of noncontrolling interests					(116,978)	(108,433)	(75,920)
Purchase of noncontrolling interests						(13,250)
Contribution to Brazil venture						(12,630)
Unrealized losses on derivative contracts, net					(14,117)	(1,335)	(1,323)
DCT Transaction [Member]
Issuance of units related to acquisitions							6,620,721
Noncontrolling Interests [Member]
Consolidated net earnings					134,816	128,887	173,599
Effect of equity compensation plans					82,233	67,691	52,219
Issuance of units related to acquisitions					48,533
Capital contributions					917,092	11,604	181,866
Redemption of noncontrolling interests					(147,712)	(141,323)	(64,663)
Purchase of noncontrolling interests						(15,383)
Contribution to Brazil venture						(12,630)
Unrealized losses on derivative contracts, net					$ (375)	$ (36)	(38)
Noncontrolling Interests [Member] | DCT Transaction [Member]
Issuance of units related to acquisitions							298,092
Limited Partners [Member]
Consolidated net earnings	308,007	$ 521,164	$ 426,242	373,765
Class A Common [Member]
Beginning balance, Units		8,600			8,600
Ending balance, Units			8,600			8,600
Prologis, L.P. [Member]
Beginning balance		$ 26,071,784		25,800,888	$ 26,071,784	$ 25,800,888	18,705,741
Consolidated net earnings					1,616,630	1,701,846	1,822,960
Effect of equity compensation plans					109,985	104,709	85,775
Issuance of units related to acquisitions					48,533
Repurchase of common units					(34,829)
Repurchase of preferred units					(7,200)
Capital contributions					917,092	11,604	181,866
Redemption of noncontrolling interests						(21,093)	(22,728)
Purchase of noncontrolling interests						(13,250)
Redemption of limited partnership units					(116,978)	(87,340)	(53,192)
Contribution to Brazil venture						(12,630)
Foreign currency translation gains (losses), net					(194,673)	98,482	(190,590)
Unrealized losses on derivative contracts, net					(14,117)	(1,335)	(1,323)
Distributions ($2.32 per common unit for twelve months ended December 31, 2020 , $2.12 per common unit for twelve months ended December 31, 2019, $1.92 per common unit for twelve months ended December 31, 2018 ) and other					(2,085,173)	(1,510,097)	(1,348,342)
Ending balance	36,324,580		$ 26,071,784		36,324,580	26,071,784	25,800,888
Prologis, L.P. [Member] | Liberty Transaction [Member]
Transaction, net of issuance costs					10,013,526
Prologis, L.P. [Member] | DCT Transaction [Member]
Transaction, net of issuance costs							6,620,721
Prologis, L.P. [Member] | Noncontrolling Interests [Member]
Beginning balance		2,775,394		2,836,469	2,775,394	2,836,469	2,660,242
Consolidated net earnings					93,195	82,222	124,712
Capital contributions					917,092	11,604	181,866
Redemption of noncontrolling interests						(13,048)	(11,471)
Purchase of noncontrolling interests						(15,383)
Contribution to Brazil venture						(12,630)
Foreign currency translation gains (losses), net					92	188	(3,416)
Distributions ($2.32 per common unit for twelve months ended December 31, 2020 , $2.12 per common unit for twelve months ended December 31, 2019, $1.92 per common unit for twelve months ended December 31, 2018 ) and other					(303,143)	(114,028)	(180,084)
Ending balance	3,483,526		2,775,394		3,483,526	2,775,394	2,836,469
Prologis, L.P. [Member] | Noncontrolling Interests [Member] | Liberty Transaction [Member]
Transaction, net of issuance costs					896
Prologis, L.P. [Member] | Noncontrolling Interests [Member] | DCT Transaction [Member]
Transaction, net of issuance costs							64,620
Prologis, L.P. [Member] | Preferred [Member] | General Partner
Beginning balance		$ 68,948		$ 68,948	$ 68,948	$ 68,948	$ 68,948
Beginning balance, Units		1,379		1,379	1,379	1,379	1,379
Repurchase of preferred units					$ (5,000)
Redemption of preferred units, units					(100)
Ending balance	$ 63,948		$ 68,948		$ 63,948	$ 68,948	$ 68,948
Ending balance, Units	1,279		1,379		1,279	1,379	1,379
Prologis, L.P. [Member] | Common [Member] | General Partner
Beginning balance		$ 22,584,179		$ 22,229,145	$ 22,584,179	$ 22,229,145	$ 15,562,210
Beginning balance, Units		631,797		629,616	631,797	629,616	532,186
Consolidated net earnings					$ 1,481,814	$ 1,572,959	$ 1,649,361
Effect of equity compensation plans					$ 27,752	$ 37,018	$ 33,556
Effect of equity compensation plans, units					690	961	1,251
Repurchase of common units					$ (34,829)
Repurchases of common units, units					(539)
Repurchase of preferred units					$ (2,200)
Redemption of noncontrolling interests						$ (8,045)	$ (11,257)
Purchase of noncontrolling interests						2,133
Redemption of limited partnership units					$ 30,734	$ 40,935
Redemption of limited partners units, units					710	1,220
Foreign currency translation gains (losses), net					$ (189,599)	$ 95,572	(181,728)
Unrealized losses on derivative contracts, net					(13,742)	(1,299)	(1,285)
Reallocation of capital					(55,413)	(38,561)	(20,849)
Distributions ($2.32 per common unit for twelve months ended December 31, 2020 , $2.12 per common unit for twelve months ended December 31, 2019, $1.92 per common unit for twelve months ended December 31, 2018 ) and other					(1,723,537)	(1,345,678)	(1,123,492)
Ending balance	$ 31,907,599		$ 22,584,179		$ 31,907,599	$ 22,584,179	$ 22,229,145
Ending balance, Units	739,381		631,797		739,381	631,797	629,616
Prologis, L.P. [Member] | Common [Member] | General Partner | Liberty Transaction [Member]
Transaction, net of issuance costs					$ 9,802,440
Transaction, net of issuance costs, units					106,723
Prologis, L.P. [Member] | Common [Member] | General Partner | DCT Transaction [Member]
Transaction, net of issuance costs							$ 6,322,629
Transaction, net of issuance costs, units							96,179
Prologis, L.P. [Member] | Common [Member] | Limited Partners [Member]
Beginning balance		$ 355,076		$ 371,281	$ 355,076	$ 371,281	$ 165,401
Beginning balance, Units		9,933		10,516	9,933	10,516	5,656
Consolidated net earnings					$ 25,359	$ 26,211	$ 24,422
Effect of equity compensation plans					$ 82,233	$ 67,691	$ 52,219
Effect of equity compensation plans, units					1,362	1,525	2,087
Issuance of units related to acquisitions					$ 48,533
Issuance of units related to acquisitions, units					461
Redemption of limited partnership units					$ (146,990)	$ (120,387)	$ (50,390)
Redemption of limited partners units, units					(1,902)	(2,108)	(778)
Foreign currency translation gains (losses), net					$ (3,113)	$ 1,502	$ (3,035)
Unrealized losses on derivative contracts, net					(226)	(19)	(21)
Reallocation of capital					(10,868)	36,603	(28,969)
Distributions ($2.32 per common unit for twelve months ended December 31, 2020 , $2.12 per common unit for twelve months ended December 31, 2019, $1.92 per common unit for twelve months ended December 31, 2018 ) and other					(36,240)	(27,806)	(21,818)
Ending balance	$ 523,954		$ 355,076		$ 523,954	$ 355,076	$ 371,281
Ending balance, Units	12,142		9,933		12,142	9,933	10,516
Prologis, L.P. [Member] | Common [Member] | Limited Partners [Member] | Liberty Transaction [Member]
Transaction, net of issuance costs					$ 210,190
Transaction, net of issuance costs, units					2,288
Prologis, L.P. [Member] | Common [Member] | Limited Partners [Member] | DCT Transaction [Member]
Transaction, net of issuance costs							$ 233,472
Transaction, net of issuance costs, units							3,551
Prologis, L.P. [Member] | Class A Common [Member] | Limited Partners [Member]
Beginning balance		$ 288,187		$ 295,045	$ 288,187	$ 295,045	$ 248,940
Beginning balance, Units		8,613		8,849	8,613	8,849	8,894
Consolidated net earnings					$ 16,262	$ 20,454	$ 24,465
Redemption of limited partnership units					$ (722)	$ (7,888)	$ (2,802)
Redemption of limited partners units, units					(18)	(236)	(45)
Foreign currency translation gains (losses), net					$ (2,053)	$ 1,220	$ (2,411)
Unrealized losses on derivative contracts, net					(149)	(17)	(17)
Reallocation of capital					66,281	1,958	49,818
Distributions ($2.32 per common unit for twelve months ended December 31, 2020 , $2.12 per common unit for twelve months ended December 31, 2019, $1.92 per common unit for twelve months ended December 31, 2018 ) and other					(22,253)	(22,585)	(22,948)
Ending balance	$ 345,553		$ 288,187		$ 345,553	$ 288,187	$ 295,045
Ending balance, Units	8,595		8,613		8,595	8,613	8,849