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Unconsolidated Entities - Summary of Remaining Equity Commitments (Detail) (USD $) In Millions, unless otherwise specified | Sep. 30, 2014
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Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | $ 2,765.2
Prologis Targeted U.S. Logistics Fund [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 351.5
Prologis Targeted Europe Logistics Fund [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 281.9
Prologis European Properties Fund II [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 257.9
Europe Logistics Venture 1 [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 145.8
Prologis European Logistics Partners [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 215.6
Prologis China Logistics Venture 1 and 2 [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 1,512.5
Prologis [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 556.6
Prologis [Member] | Prologis Targeted Europe Logistics Fund [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 121.4
Prologis [Member] | Prologis European Properties Fund II [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 78.6
Prologis [Member] | Europe Logistics Venture 1 [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 21.9
Prologis [Member] | Prologis European Logistics Partners [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 107.8
Prologis [Member] | Prologis China Logistics Venture 1 and 2 [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 226.9
Venture Partners [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 2,208.6
Venture Partners [Member] | Prologis Targeted U.S. Logistics Fund [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 351.5
Venture Partners [Member] | Prologis Targeted Europe Logistics Fund [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 160.5
Venture Partners [Member] | Prologis European Properties Fund II [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 179.3
Venture Partners [Member] | Europe Logistics Venture 1 [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 123.9
Venture Partners [Member] | Prologis European Logistics Partners [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | 107.8
Venture Partners [Member] | Prologis China Logistics Venture 1 and 2 [Member] |
Schedule Of Equity Method Investments Joint Ventures [Line Items] |
Remaining equity commitments | $ 1,285.6

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