Real Estate Investments - Summary of Estimated Fair Values of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
2015 Operating Property Acquisitions
Real Estate Properties [Line Items]
Land	$ 29,500
Site improvements	3,290
Building and improvements	49,260
In-place leases	14,160
Above-market leases	2,260
Below-market leases	(4,420)
Indebtedness	(13,935)
Net assets acquired	$ 80,115
2014 Operating Property Acquisitions
Real Estate Properties [Line Items]
Land		$ 8,680
Site improvements		880
Building and improvements		35,740
In-place leases		2,220
Indebtedness		(16,966)
Above and below-market leases		(390)
Net working capital		(679)
Net assets acquired		$ 29,485

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Business combination recognized identifiable assets acquired and liabilities assumed above or below market lease intangibles.

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Business combination recognized identifiable assets acquired and liabilities assumed below market lease intangibles.

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Business combination, recognized identifiable assets acquired and liabilities assumed, net working capital.

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Business combination, recognized identifiable assets acquired and liabilities assumed site improvements.

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- Definition

Amount of facility held for productive use including, but not limited to, office, production, storage and distribution facilities, acquired at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472

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Amount of real estate acquired, at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464

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Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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