Real Estate - Summary of Acquisition (Parenthetical) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Real estate acquisitions	$ 1,239,034	$ 1,006,043	$ 999,131
Acquisition cost of net investments in real estate	3,260,465	1,074,815	1,008,718
Other Real Estate Investment [Member]
Business Acquisition [Line Items]
Acquisition cost of net investments in real estate	206,100	$ 302,900	$ 72,300
Prologis Targeted U.S. Logistics Fund, L.P. [Member]
Business Acquisition [Line Items]
Real estate acquisitions	2,000,000
Prologis U.S. Logistics Venture, LLC [Member]
Business Acquisition [Line Items]
Real estate acquisitions	$ 2,000,000