Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Stock Option Award Activity) (Details)

v3.7.0.1
STOCK-BASED COMPENSATION (Stock Option Award Activity) (Details) - $ / shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Number of Options outstanding      
Outstanding at the beginning of the year (in shares) 565,050 491,200  
Granted (in shares) 346,500 77,500  
Forfeited (in shares) (109,860) (3,650)  
Outstanding at the end of the reporting period (in shares)   565,050 491,200
Number of Options Exercisable      
Exercisable at the beginning of the year (in shares) 302,415 142,895  
Vested (in shares) (173,010) (160,720)  
Forfeited (in shares) (56,251) (1,200)  
Exercisable at the end of the reporting period (in shares) 419,174 302,415 142,895
Weighted Average Exercise Price Outstanding      
Outstanding at the beginning of period (in dollars per share) $ 6.57 $ 6.29  
Granted (in dollars per share) 3.03 8.36  
Forfeited (in dollars per share) 5.08 7.28  
Outstanding at the end of the reporting period (in dollars per share) 5.25 6.57 $ 6.29
Weighted Average Exercise Price Exercisable      
Exercisable at the beginning of the reporting period (in dollars per share) 6.25 6.02  
Vested exercisable (in dollars per share) 5.37 6.47  
Canceled/Forfeited 5.87 8.06  
Exercisable at the end of the reporting period (in dollars per share) 5.94 6.25 6.02
Weighted Average Grant Date Fair Value Outstanding      
Outstanding at the beginning of the reporting period (in dollars per share) 4.25 4.14  
Options granted (in dollars per share) 1.81 4.95  
Forfeited (in dollars per share) 3.32 4.51  
Outstanding at the end of the reporting period (in dollars per share) 3.32 4.25 4.14
Weighted Average Grant Date Fair Value Exercisable      
Exercisable at the beginning of the reporting period (in dollars per share) 4.11 4.01  
Vested options exercisable (in dollars per share) 3.43 4.21  
Forfeited options exercisable (in dollars per share) 3.87 5.19  
Exercisable at the end of the reporting period (in dollars per share) $ 3.86 $ 4.11 $ 4.01
Weighted Average Remaining Life In Years Outstanding      
Outstanding at the end of the reporting period (in years) 7 years 4 months 24 days 7 years 10 months 2 days 9 years 5 months 1 day
Granted, Weighted average remaining life (in years) 8 years 6 months 4 days 9 years 3 months 7 days  
Weighted Average Remaining Life Exercisable      
Exercisable at the end of the reporting period (in years) 6 years 7 years 26 days 9 years 4 months 28 days
Vested, Weighted average remaining live (in years) 5 years 11 months 12 days 6 years 8 months 12 days  
Common stock options      
Number of Options outstanding      
Granted (in shares) 346,500 77,500  
Outstanding at the end of the reporting period (in shares) 801,690    
Number of Options Exercisable      
Exercisable at the end of the reporting period (in shares) 419,174    
Weighted Average Remaining Life Exercisable      
Exercisable at the end of the reporting period (in years) 6 years    
Common stock options      
Number of Options outstanding      
Outstanding at the beginning of the year (in shares) 565,050    
Outstanding at the end of the reporting period (in shares) 801,690 565,050