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Unconsolidated Entities - Additional Information (Detail) - Prologis, Inc. [Member]
$ in Millions
3 Months Ended
Mar. 31, 2020
USD ($)
Schedule Of Equity Method Investments [Line Items]  
Remaining equity commitments $ 366.7
Expiration date for remaining commitments range start 2020
Expiration date for remaining commitments range end 2026