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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2016
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Stock-Based Compensation Expense

Total stock-based compensation expense was recognized in our Condensed Consolidated Statements of Operations as follows (in thousands):

 

 

 

Three months ended March 31,

 

 

 

2016

 

 

2015

 

Cost of goods sold

 

$

388

 

 

$

324

 

Research and development

 

 

3,199

 

 

 

2,422

 

General and administrative

 

 

2,776

 

 

 

2,431

 

Total stock-based compensation

 

$

6,363

 

 

$

5,177