XML 22 R11.htm IDEA: XBRL DOCUMENT v3.7.0.1
Stock-Based Compensation
3 Months Ended
Mar. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock-Based Compensation

4. Stock-Based Compensation

The Company uses the Black-Scholes option pricing model to calculate the fair value of stock option awards as of their grant date. Stock-based compensation expense, net for the three months ended March 31 was as follows (in thousands):

 

     Three Months Ended  
     March 31,  
     2017      2016  

Cost of revenues

   $ 34      $ 52  

Selling, general and administrative

     180        238  

Research and development

     40        39  
  

 

 

    

 

 

 

Total stock-based compensation

   $ 254      $ 329