Unconsolidated Entities - Information About Investments in Co-investment Ventures by Property Funds (Detail) - USD ($) $ in Thousands		Dec. 31, 2020	Dec. 31, 2019
Schedule Of Equity Method Investments [Line Items]
Investment in and Advances to unconsolidated investees		$ 7,602,014	$ 6,237,371
Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Investment in and Advances to unconsolidated investees		$ 6,685,567	$ 5,873,784
Prologis Targeted U.S. Logistics Fund, L.P. [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund		25.60%	27.30%
Investment in and Advances to unconsolidated investees		$ 1,885,467	$ 1,728,043
FIBRA Prologis [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund	[1]	46.80%	47.10%
Investment in and Advances to unconsolidated investees	[1]	$ 691,204	$ 517,347
Prologis European Logistics Partners [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund	[2]	50.00%	50.00%
Investment in and Advances to unconsolidated investees	[2]	$ 1,687,749	$ 1,595,331
Prologis European Logistics Fund [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund		24.30%	24.10%
Investment in and Advances to unconsolidated investees		$ 1,401,355	$ 1,144,831
Prologis China Core Logistics Fund, LP [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund		15.80%	15.60%
Investment in and Advances to unconsolidated investees		$ 81,581	$ 59,984
Nippon Prologis REIT Inc [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund	[3]	15.10%	15.10%
Investment in and Advances to unconsolidated investees	[3]	$ 643,663	$ 544,333
Prologis China Logistics Venture [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund	[2]	15.00%	15.00%
Investment in and Advances to unconsolidated investees	[2]	$ 111,406	$ 83,285
Prologis UK Logistics Venture [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund	[2]	15.00%	15.00%
Investment in and Advances to unconsolidated investees	[2]	$ 63,228	$ 59,937
Prologis Brazil Logistics Venture and other joint ventures [Member] | Unconsolidated Co-Investment Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Ownership percentage in property fund	[2]	20.00%	20.00%
Investment in and Advances to unconsolidated investees	[2]	$ 119,914	$ 140,693

[1] At December 31, 2020, we owned 397.4 million units of FIBRA Prologis that had a closing price of Ps 44.64 ($2.24) per unit on the Mexican Stock Exchange. We have granted FIBRA Prologis a right of first refusal with respect to stabilized properties that we plan to sell in Mexico.

[2] We have one partner in each of these co-investment ventures.

[3] At December 31, 2020, we owned 0.4 million units of NPR that had a closing price of ¥322,000 ($3,124) per share on the Tokyo Stock Exchange. For any properties we develop and plan to sell in Japan, we have committed to offer those properties to NPR if we determine the properties meet NPR’s investment objectives.