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INCOME TAXES - REIT ACTIVITIES (Details) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income Tax Disclosure [Abstract]      
Real Estate Investment Trust Distribution Requirement 90.00%    
Real Estate Investment Trust Distibution Requirment Within Tax Year 85.00%    
Distribution Taxed In Subsequent Year $ 0.14 $ 0.14  
Distribution Taxed in Current Year 1.54    
Distribution Exceeding Earnings Amount $ 0.71    
Distribution Exceeding Earnings Percent 42.00%    
Ordinary Income Distributions Amount $ 0.97    
Ordinary Income Distributions Percent 58.00%    
IncomeTaxExpenseBenefit $ 0 $ 0 $ 0