Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v3.2.0.727
Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Stock-Based Compensation    
Stock-based compensation expense $ 463 $ 687
Cost of goods sold    
Stock-Based Compensation    
Stock-based compensation expense 34 21
Research and development    
Stock-Based Compensation    
Stock-based compensation expense   77
Stock-based compensation credit (14)  
Selling, general and administrative    
Stock-Based Compensation    
Stock-based compensation expense $ 443 $ 589