XML 23 R13.htm IDEA: XBRL DOCUMENT v3.4.0.3
Stock-Based Compensation
3 Months Ended
Mar. 31, 2016
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Stock-Based Compensation

Note 7 — Stock-Based Compensation

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

 

 

During the three months ended March 31, 2016 and 2015, we granted 200,200 and 410,810 stock options, respectively, at a weighted average grant-date fair value of $5.90 per share and $6.56 per share, respectively.  As a result of stock issuances under our equity compensation plans, during the three months ended March 31, 2016 and 2015, we issued 862,546 and 235,298 shares of our common stock, respectively.