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STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2016
Stock-based Compensation Tables  
Summary of stock options
   

Number of

Options

   

Weighted

Average

Exercise

 
    (in thousands)      Price  
             
Outstanding at December 31, 2015     3,131     $ 3.38  
Granted     626     $ 1.74  
Outstanding at June 30, 2016     3,757     $ 3.09