Stockholders' Equity of Prologis, Inc - Summary of Taxability of Common and Preferred Stock Dividends (Detail) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	[1]	Dec. 31, 2019
Class of Stock [Line Items]
Ordinary income	$ 2.45	$ 2.12		$ 2.08
Qualified dividend	0.00	0.00		0.00
Capital gains	0.07	0.20		0.04
Total distribution	2.52	2.32		2.12
Series Q Preferred Stock [Member]
Class of Stock [Line Items]
Ordinary income	4.15	3.96		4.00
Qualified dividend	0.01	0.02		0.01
Capital gains	0.11	0.29		0.26
Total distribution	$ 4.27	$ 4.27		$ 4.27

[1] Taxability for 2021 is estimated.