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FAIR VALUE (Details) - 2016 Warrant Liability - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2017
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance $ 618 $ 0
Additions 0 615
Total (gains) or losses:    
Recognized in earnings 0 3
Balance at end of period $ 618 $ 618