SEGMENT DISCLOSURE - Reconciliation Of Segment Operating Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Segment disclosure
Interest	$ (6,626)	$ (5,403)
General and administrative	(1,763)	(2,592)
Asset management and other fees to related parties	(7,701)	(7,209)
Transaction costs	(149)	(428)
Depreciation and amortization	(18,058)	(19,128)
Gain on sale of real estate	24,739
INCOME (LOSS) FROM CONTINUING OPERATIONS	25,554	(230)
Discontinued Operations
Income from operations of assets held for sale	1,429	2,962
Net income from discontinued operations	1,429	2,962
Net income	26,983	2,732
Net income attributable to noncontrolling interests	(3)
Net income attributable to stockholders	26,980	2,732
Reportable segments
Segment disclosure
Total segment net operating income	34,413	34,093
Reconciliation
Segment disclosure
Interest	(6,626)	(5,403)
General and administrative	(1,064)	(2,155)
Asset management and other fees to related parties	(7,701)	(7,209)
Transaction costs	(149)	(428)
Depreciation and amortization	(18,058)	$ (19,128)
Gain on sale of real estate	$ 24,739