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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2018
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 September 30,

 

 

Nine months ended September 30,

 

 

2018

 

 

2017

 

 

2018

 

 

2017

 

Cost of goods sold

$

1,176

 

 

$

547

 

 

$

3,470

 

 

$

1,639

 

Research and development

 

15,365

 

 

 

5,212

 

 

 

40,449

 

 

 

14,429

 

General and administrative

 

6,746

 

 

 

3,076

 

 

 

19,976

 

 

 

9,050

 

Total stock-based compensation

$

23,287

 

 

$

8,835

 

 

$

63,895

 

 

$

25,118