Long-Term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. This does not include advances to clients.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Unconsolidated Entities - Summary of Unconsolidated Co-investment Ventures (Parenthetical) (Detail) € in Millions, $ in Millions	1 Months Ended				6 Months Ended	12 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2016 EUR (€)	Apr. 30, 2016 USD ($)	Apr. 30, 2016 EUR (€)	Jun. 30, 2016 USD ($)	Dec. 31, 2015 USD ($)
Schedule Of Equity Method Investments [Line Items]
Deferred gain recognize					$ 429.7	$ 430.7
Additional costs associated with investment in a venture	$ 123.9				123.9	122.1
Intercompany notes receivable and advances to ventures	165.2				165.2	189.7
Nippon Prologis REIT Inc [Member]
Schedule Of Equity Method Investments [Line Items]
Intercompany notes receivable and advances to ventures	109.5				$ 109.5	$ 85.2
Prologis Targeted Europe Logistics Fund [Member]
Schedule Of Equity Method Investments [Line Items]
Redemption a portion of our investment	99.9	€ 90.0	$ 210.6	€ 185.0
Ownership percentage			27.90%	27.90%
Prologis Targeted U.S. Logistics Fund [Member]
Schedule Of Equity Method Investments [Line Items]
Redemption a portion of our investment	$ 100.0		$ 200.0
Ownership percentage			17.60%	17.60%
Third-party investors [Member]
Schedule Of Equity Method Investments [Line Items]
Redemption a portion of our investment			$ 135.0	€ 120.0
Prologis Targeted Europe Logistics Fund and Prologis Targeted U.S. Logistics Fund [Member]
Schedule Of Equity Method Investments [Line Items]
Gain on Redemption			$ 86.6