REAL ESTATE AND RELATED LEASE INTANGIBLES, NET - Schedule of Depreciation and Amortization Expense on Real Estate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Real Estate [Abstract]
Depreciation expense	$ 23,922	$ 18,034	$ 13,151
Amortization expense	15,031	10,238	7,816
Total real estate depreciation and amortization expense	38,953	28,272	20,967
Depreciation on corporate fixed assets	$ 100	$ 200	$ 500