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Unconsolidated Entities - Additional Information (Detail) - Prologis, Inc. [Member]
$ in Millions
6 Months Ended
Jun. 30, 2020
USD ($)
Schedule Of Equity Method Investments [Line Items]  
Remaining equity commitments $ 357.4
Expiration date for remaining commitments range start 2021
Expiration date for remaining commitments range end 2028