Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details 3)

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STOCK-BASED COMPENSATION (Details 3) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Share-based Compensation, Stock Options, Activity [Line Items]    
Granted - Weighted Average Exercise Price (in dollars per share) $ 1.91 $ 1.97
Employee Stock Option [Member]    
Share-based Compensation, Stock Options, Activity [Line Items]    
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options 471,433 70,933
Granted - Number of Shares Issuable Upon Exercise of Outstanding Options 112,300 475,300
Exercised - Number of Shares Issuable Upon Exercise of Outstanding Options (20,833) (166)
Expired- Number of Shares Issuable Upon Exercise of Outstanding Options (2,004) (16,153)
Forfeited - Number of Shares Issuable Upon Exercise of Outstanding Options (29,167) (58,481)
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options 531,729 471,433
Vested - Number of Shares Issuable Upon Exercise of Outstanding Options 254,777  
Unvested - Number of Shares Issuable Upon Exercise of Outstanding Options 276,952  
Exercisable - Number of Shares Issuable Upon Exercise of Outstanding Options 254,777  
Outstanding - Weighted Average Exercise Price (in dollars per share) $ 7.59 $ 78.63
Granted - Weighted Average Exercise Price (in dollars per share) 1.91 1.97
Exercised - Weighted Average Exercise Price (in dollars per share) 1.48 1.48
Expired- Weighted Average Exercise Price (in dollars per share) 116.61 156.53
Forfeited - Weighted Average Exercise Price (in dollars per share) 1.48 7
Outstanding - Weighted Average Exercise Price (in dollars per share) 6.55 $ 7.59
Vested - Weighted Average Exercise Price (in dollars per share) 9.79  
Unvested - Weighted Average Exercise Price (in dollars per share) 3.57  
Exercisable - Weighted Average Exercise Price (in dollars per share) $ 9.79  
Vested - Weighted Average Remaining Contracted Term in Years 8 years 3 months 7 days  
Unvested - Weighted Average Remaining Contracted Term in Years 8 years 8 months 19 days  
Exercisable - Weighted Average Remaining Contracted Term in Years 8 years 3 months 7 days  
Vested - Aggregate Intrinsic Value (in dollars) $ 0  
Unvested - Aggregate Intrinsic Value (in dollars) 0  
Exercisable - Aggregate Intrinsic Value (in dollars) $ 0