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INCOME TAXES (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Operating Loss Carryforwards [Line Items]      
Operating Loss Carryforwards $ 184,576,000    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00% 34.00%  
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount $ 0 $ 34,418,000 $ 0
Tax Credit Carryforward, Amount $ 3,214,000