CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - 6 months ended Jun. 30, 2016 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Deficit [Member]	Total Stockholders' Equity [Member]
Balance, beginning of period (in shares) at Dec. 31, 2015		96,866,152.000
Balance, beginning of period at Dec. 31, 2015		$ 969	$ 859,421	$ (410)	$ (116,830)	$ 743,150
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued through distribution reinvestment plan (in shares)	1,811,883	1,811,883
Common stock issued through distribution reinvestment plan	$ 16,752	$ 18	16,734			16,752
Common stock repurchases (in shares)	(2,500)	(2,500)
Common stock repurchases			(25)			(25)
Share-based compensation			15			15
Distributions declared					(31,166)	(31,166)
Net loss	$ (4,193)				(4,193)	(4,193)
Other comprehensive loss				(366)		(366)
Balance, end of period (in shares) at Jun. 30, 2016		98,675,535
Balance, end of period at Jun. 30, 2016		$ 987	$ 876,145	$ (776)	$ (152,189)	$ 724,167