DISPOSITIONS - Summary of Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenues:
Rental income	$ 0	$ 77,651
Income from loans and investments	0	846
Interest and other income	0	1
Total Revenues	0	78,498
Expenses:
Interest	0	24,514
Depreciation and amortization	0	31,234
Property-level operating expenses	0	0
General, administrative and professional fees	0	4
Merger-related expenses and deal costs	489	4,559
Other	0	565
Total expenses	489	60,876
(Loss) income before real estate dispositions and noncontrolling interest	(489)	17,622
Gain (loss) on real estate dispositions	0	0
Net (loss) income from discontinued operations	(489)	17,622
Net income attributable to noncontrolling interest	0	48
Net (loss) income from discontinued operations attributable to common stockholders	$ (489)	$ 17,574