v2.4.0.8
Business Combinations - Additional Information (Detail) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2013
Prologis US Logistics Venture [Member]
Jan. 31, 2014
Prologis US Logistics Venture [Member]
Aug. 06, 2013
Prologis North American Industrial Fund III [Member]
Property
Oct. 02, 2013
Prologis SGP Mexico [Member]
Business Acquisition Actual Revenue And Pre Tax Income Loss [Line Items]                  
Number of properties sold               73  
Ownership interest in the venture, percentage               80.00% 78.40%
Business acquisition purchase price allocation real estate               $ 519,200,000 $ 409,500,000
Business acquisition purchase price allocation other assets               22,000,000 4,000,000
Equity method investment, percentage             55.00%    
Gains on acquisitions and dispositions of investments in real estate, net 151,057,000   46,074,000 337,695,000 445,954,000 35,900,000      
Business acquisition purchase price allocation other liabilities                 158,400,000
Net loss on investment   $ 1,100,000