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, 2016	Dec. 31, 2015	Dec. 31, 2014
Real Estate [Abstract]
Depreciation expense	$ 26,031	$ 23,922	$ 18,034
Amortization expense	13,302	15,031	10,238
Total real estate depreciation and amortization expense	39,333	38,953	28,272
Depreciation on corporate fixed assets	$ 100	$ 100	$ 200