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OTHER CURRENT LIABILITIES (Narrative) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Mar. 12, 2018
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Feb. 12, 2018
Dec. 31, 2017
Liability For Settlement Of Common Stock Warrant Liability   $ 1,693   $ 1,693     $ 841
Gain in warrant revaluation       200      
Gain (loss) on settlement of equity instruments   66 $ 647 213 $ 647    
Liability related to equity purchase agreement   460   460      
Crede [Member]              
Liability For Settlement Common Shares Issued           1,814,754  
Liability For Settlement Fair Value Of Common Shares Issued           $ 1,900  
Loss Contingency, Damages Sought, Value       2,200      
Settlement liability   1,500   1,500     1,100
Warrants, fair value $ 400            
Liability For Settlement Of Common Stock Warrant Liability             $ 600
Gain (loss) on settlement of equity instruments       $ (400)      
Settled Litigation [Member] | Crede [Member]              
Litigation Settlement, Amount Awarded to Other Party $ 1,925            
Liability For Settlement Payment Period       16 months      
Damages paid       $ 500      
Settlement payable   $ 400   $ 400      
Maturity date       May 01, 2019      
2016 Warrant Liability [Member]              
(Decrease) in warrant liability       $ (400)