REAL ESTATE HELD FOR SALE (Schedule of Assets and Liabilities Related to Real Estate Held for Sale) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total liabilities related to real estate held for sale	$ 46,273	$ 46,273
Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total real estate, at cost	42,984	42,755
Accumulated depreciation and amortization	(7,513)	(7,134)
Real estate held for sale, net	35,471	35,621
Other assets	471	469
Total assets related to real estate held for sale	35,942	36,090
Notes payable, net	46,273	46,273
Other liabilities	160	320
Total liabilities related to real estate held for sale	$ 46,433	$ 46,593