Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v3.5.0.2
Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Stock-Based Compensation        
Stock-based compensation $ 1,224 $ 1,976 $ 2,846 $ 3,331
Operating expense        
Stock-Based Compensation        
Stock-based compensation (4) 16 (2) 16
Selling, general and administrative        
Stock-Based Compensation        
Stock-based compensation 1,221 1,911 2,767 3,242
Research and development        
Stock-Based Compensation        
Stock-based compensation $ 7 $ 49 $ 81 $ 73