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Supplemental Cash Flow Information - Additional Information (Detail) (USD $)
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6 Months Ended | 9 Months Ended | 3 Months Ended | ||||
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Jun. 30, 2014
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Jun. 30, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
Investment of Real Estate or Other Assets [Member]
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Sep. 30, 2013
Investment of Real Estate or Other Assets [Member]
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Mar. 31, 2013
Prologis European Logistics Partners [Member]
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| Real Estate Properties [Line Items] | |||||||
| Ownership interests received | $ 601,600,000 | $ 1,300,000,000 | |||||
| Assumed debt | 345,100,000 | 353,200,000 | |||||
| Percentage of ownership interests received | 50.00% | ||||||
| Limited partnership units issued | 804,734 | ||||||
| Limited partnership units, value | 31,300,000 | ||||||
| Proceeds from contribution of properties to entities | 19,500,000 | ||||||
| Costs of share-based compensation awards | 61,790,000 | 16,100,000 | 12,500,000 | ||||
| Interest paid in cash | 222,100,000 | 308,900,000 | |||||
| Cash paid for income taxes | $ 93,900,000 | $ 80,300,000 | |||||
| X | ||||||||||
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- Definition
The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of cash paid for interest during the period net of cash paid for interest that is capitalized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of limited partner units issued. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The level of ownership or equity interest acquired in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The net book value of a nonmonetary asset transferred or exchanged in connection with the acquisition of a business or asset in a noncash transaction. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Nonmonetary assets and liabilities are assets and liabilities that will not result in cash receipts or cash payments in the future. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Monetary value of the issuance of new units of limited partnership interest in a private placement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Value of stock (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of stock value of such awards forfeited. Stock issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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