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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Accrued Expenses) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Payables and Accruals [Abstract]    
Accrued expenses $ 1,583 $ 1,122
Accrued compensation 118 126
Accrued interest 239  
Accrued expenses $ 1,940 $ 1,248