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FAIR VALUE (Narratives) (Details) - 2016 Warrant Liability
6 Months Ended
Jun. 30, 2017
$ / shares
shares
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Warrants outstanding (shares) | shares 25,584
Share price (in dollars per share) | $ / shares $ 9.00
Volatility (as a percent) 121.00%
Risk-free interest rate (as a percent) 1.64%