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Share-based Compensation (Tables)
3 Months Ended
Mar. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Share-based Compensation Expense

The components of share-based compensation expense were as follows:

 

     Three months ended
March 31,
 
     2016      2015  
     (in thousands)  

Stock option awards

   $ 223       $ 229   

Restricted stock units

     107         99   
  

 

 

    

 

 

 

Total share-based compensation

   $ 330       $ 328   
  

 

 

    

 

 

 

Schedule of Stock-Based Compensation

Stock-based compensation is included in our statements of operations as follows:

 

     Three months ended
March 31,
 
     2016      2015  
     (in thousands)  

Cost of sales

   $ 38       $ 36   

Sales and marketing

     64         82   

General and administrative

     183         186   

Research and development

     45         24   
  

 

 

    

 

 

 

Total stock-based compensation

   $ 330       $ 328