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Real Estate - Additional Information (Detail)
ft² in Millions, $ in Billions
Feb. 04, 2020
USD ($)
ft²
Property
Dec. 31, 2019
Ground
Dec. 31, 2018
Real Estate Properties [Line Items]      
Lessor, weighted average lease term remaining   50 months 52 months
Number of ground and office space leases | Ground   130  
Weighted average remaining lease term   33 years 28 years
Weighted average incremental borrowing rate percentage   37.00%  
Minimum [Member]      
Real Estate Properties [Line Items]      
Operating leases lease term   1 year  
Maximum [Member]      
Real Estate Properties [Line Items]      
Operating leases lease term   90 years  
Liberty Transaction [Member] | Subsequent Events [Member]      
Real Estate Properties [Line Items]      
Fair value of Prologis shares and units issued | $ $ 13    
Number of operating properties acquired | Property 502    
Square feet of properties | ft² 96.4