XML 16 R5.htm IDEA: XBRL DOCUMENT v3.10.0.1
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Cost of product revenue        
Stock-based compensation $ 2 $ 19 $ 5 $ 33
Research and development        
Stock-based compensation 3,286 3,067 6,478 6,079
Sales, general and administrative        
Stock-based compensation $ (1,400) $ 3,523 $ 2,919 $ 7,093