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STOCK BASED COMPENSATION (Details 3) (Stock options, USD $)
In Thousands, except Share data, unless otherwise specified
 9 Months Ended 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Stock options
      
Number of Options Outstanding      
Options outstanding at December 31, 2013 (in shares) 949,685    
Granted (in shares) 63,000 32,697  
Exercised (in shares)       
Cancelled / forfeited (in shares) (2,387)    
Options outstanding at September 30, 2014 (in shares) 1,010,298   949,685
Unvested at September 30, 2014 449,915    
Vested and exercisable at September 30, 2014 560,383    
Weighted Average Exercise Price Per Share      
Options outstanding at December 31, 2013 (in dollars per share) $ 15.02    
Granted (in dollars per share) $ 3.11    
Exercised (in dollars per share)       
Cancelled / forfeited (in dollars per share) $ 31.08    
Options outstanding at September 30, 2014 (in dollars per share) $ 14.24   $ 15.02
Unvested at September 30, 2014 (in dollars per share) $ 4.15    
Vested and exercisable at September 30, 2014 (in dollars per share) $ 22.33    
Weighted Average Remaining Contractual Term (Years)      
Options outstanding 6 years 9 months 29 days   7 years 4 months 17 days
Unvested at the end of the period 9 years 1 month 28 days    
Vested and exercisable at the end of the period 4 years 11 months 16 days    
Aggregate Intrinsic Value      
Options outstanding $ 7   $ 152
Unvested at the end of the period 1    
Vested and exercisable at the end of the period $ 6