Earnings Per Common Share or Unit - Computation of Basic and Diluted Earnings Per Share or Unit (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items]
Net earnings attributable to common stockholders/unit holders - Basic		$ 365,815	$ 489,418
Net earnings attributable to exchangeable limited partnership units	[1]	10,320	14,049
Adjusted net earnings attributable to common stockholders – Diluted		$ 376,135	$ 503,467
Weighted average common shares/units outstanding - Basic		738,998	698,272
Incremental weighted average effect on exchange of limited partnership units	[1]	21,042	20,230
Incremental weighted average effect of equity awards		4,918	5,481
Weighted average common shares/partnership units outstanding - Diluted		764,958	723,983
Net earnings per share/unit attributable to common stockholders/unitholders -
Basic		$ 0.50	$ 0.70
Diluted		$ 0.49	$ 0.70
Net earnings attributable to exchangeable other limited partnership units	[1]	$ (10,320)	$ (14,049)
Prologis, L.P. [Member]
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items]
Net earnings attributable to common stockholders/unit holders - Basic		376,083	503,388
Net earnings attributable to exchangeable limited partnership units		(52)	(79)
Adjusted net earnings attributable to common stockholders – Diluted		$ 376,135	$ 503,467
Weighted average common shares/units outstanding - Basic		751,679	710,141
Incremental weighted average effect on exchange of Class A convertible units		8,062	8,062
Incremental weighted average effect on exchange of limited partnership units		299	299
Incremental weighted average effect of equity awards		4,918	5,481
Weighted average common shares/partnership units outstanding - Diluted	[2]	764,958	723,983
Net earnings per share/unit attributable to common stockholders/unitholders -
Basic		$ 0.50	$ 0.70
Diluted		$ 0.49	$ 0.70
Net earnings attributable to exchangeable other limited partnership units		$ 52	$ 79
Prologis, L.P. [Member] | Class A Common [Member]
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items]
Net earnings attributable to common stockholders/unit holders - Basic		(3,991)	(5,651)
Adjusted net earnings attributable to common stockholders – Diluted		3,991	5,651
Prologis, L.P. [Member] | Common Units [Member]
Summary Of Computation Of Basic And Diluted Earnings Per Share [Line Items]
Net earnings attributable to common stockholders/unit holders - Basic		$ 372,092	$ 497,737

[1] The exchangeable limited partnership units include the units as discussed in Note 7. Earnings allocated to the exchangeable OP units not held by the Parent have been included in the numerator and exchangeable common units have been included in the denominator for the purpose of computing diluted earnings per share for all periods as the per share and unit amount is the same

[2] Our total weighted average potentially dilutive shares and units outstanding consisted of the following