Number of industrial properties sold.

No definition available.

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- Definition

Gross amount of debt extinguished.

+ References

No definition available.

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- Definition

The number of businesses acquired by the entity during the period.

+ References

No definition available.

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- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585

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- Definition

The cash inflow from sale of buildings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585

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- Definition

Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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Subsequent Events - Additional Information (Detail) $ in Thousands	2 Months Ended	12 Months Ended
	Feb. 24, 2016 USD ($) Property	Dec. 31, 2015 USD ($) Property	Dec. 31, 2014 USD ($) Property	Dec. 31, 2013 USD ($) Property
Subsequent Event [Line Items]
Number of industrial properties acquired \| Property		8	8	2
Purchase price of industrial properties acquired		$ 168,122	$ 96,045	$ 73,642
Mortgage Loans Payable, Net		$ 564,955	$ 599,985
Number of industrial properties sold \| Property		66	29	67
Proceeds from sale of industrial properties		$ 158,429	$ 102,596	$ 144,628
Subsequent Events
Subsequent Event [Line Items]
Number of industrial properties acquired \| Property	1
Purchase price of industrial properties acquired	$ 46,664
Number of industrial properties sold \| Property	2
Proceeds from sale of industrial properties	$ 9,614
Mortgages
Subsequent Event [Line Items]
Mortgage Loans Payable, Net		564,955	599,985
Extinguishment of Debt, Amount		$ 22,910	$ 65,558
Mortgages \| Subsequent Events
Subsequent Event [Line Items]
Mortgage Loans Payable, Net	4,513
2016 Notes \| Subsequent Events
Subsequent Event [Line Items]
Extinguishment of Debt, Amount	$ 159,679