v2.4.0.8

Noncontrolling Interests - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 9 Months Ended |  | 1 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2014 | Jun. 30, 2014 sqft | Jan. 31, 2014 Prologis US Logistics Venture [Member] Property sqft | Sep. 30, 2014 Maximum [Member]
Noncontrolling Interest [Line Items] |  |  |  |
Percentage of co-investment |  |  |  | 100.00%
Number of properties sold |  |  | 66 |
Square footage of properties |  | 12,600,000 | 12,800,000 |
Proceeds for contributed properties |  |  | $ 1,000.0 |
Equity method investment, percentage |  |  | 55.00% |
Common partnership units of operating partnership owned by REIT | 99.63% |  |  |

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