Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details 2)

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STOCK-BASED COMPENSATION (Details 2) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation, Stock Options, Activity [Line Items]    
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options 71,946 63,466
Granted - Number of Shares Issuable Upon Exercise of Outstanding Options 46,520 12,030
Exercised - Number of Shares Issuable Upon Exercise of Outstanding Options (833)  
Expired- Number of Shares Issuable Upon Exercise of Outstanding Options (18,340) (1,844)
Forfeited - Number of Shares Issuable Upon Exercise of Outstanding Options (28,377) (1,706)
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options 70,916 71,946
Vested - Number of Shares Issuable Upon Exercise of Outstanding Options 23,683  
Unvested - Number of Shares Issuable Upon Exercise of Outstanding Options 47,233  
Exercisable - Number of Shares Issuable Upon Exercise of Outstanding Options 23,683  
Outstanding - Weighted Average Exercise Price (in dollars per share) $ 155.90 $ 180.70
Granted - Weighted Average Exercise Price (in dollars per share) 26.50 36.9
Exercised - Weighted Average Exercise Price (in dollars per share) 27.4  
Expired- Weighted Average Exercise Price (in dollars per share) 241.80 241.90
Forfeited - Weighted Average Exercise Price (in dollars per share) 82.2 145.80
Outstanding - Weighted Average Exercise Price (in dollars per share) 79.80 $ 155.90
Vested - Weighted Average Exercise Price (in dollars per share) 180.7  
Unvested - Weighted Average Exercise Price (in dollars per share) 29.2  
Exercisable - Weighted Average Exercise Price (in dollars per share) $ 180.7  
Vested - Weighted Average Remaining Contracted Term in Years 5 years 8 months 12 days  
Unvested - Weighted Average Remaining Contracted Term in Years 9 years 4 months 6 days  
Exercisable - Weighted Average Remaining Contracted Term in Years 5 years 8 months 12 days  
Vested - Aggregate Intrinsic Value (in dollars) $ 0  
Unvested - Aggregate Intrinsic Value (in dollars) 0  
Exercisable - Aggregate Intrinsic Value (in dollars) $ 0