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DEFERRED REVENUE (Details Narrative) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Statement Line Items [Line Items]      
Deferred revenue $ 573
Sales Agreement [Member]      
Statement Line Items [Line Items]      
Unsecured payment received $ 2,000    
Interest rate description Interest is charged on the outstanding balance at a rate of US dollar LIBOR (3 month) plus 4.75%.