This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Reference 5: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 942
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-Section S99
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Related Party Transactions and Arrangements (Investment in the Cole REITs) (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Related Party Transaction [Line Items]
Aggregate equity investments	$ 24,711		$ 24,711		$ 56,824
Net (loss) income			488	$ 1,611
Cole REITs [Member]
Related Party Transaction [Line Items]
Aggregate equity investments	6,102		6,102
Net (loss) income	(1)	$ (27)	(128)	$ 63
Cole REITs [Member]
Related Party Transaction [Line Items]
Aggregate equity investments	$ 6,100		$ 6,100		$ 4,100