Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation and Employee Benefit Plans (Tables)

v2.4.0.6
Stock-Based Compensation and Employee Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2012
Stock-Based Compensation and Employee Benefit Plans [Abstract]  
Fair values of stock options
                 
    Six Months Ended
June 30,
 
    2012     2011  

Weighted-average grant date fair value per share

  $ 2.32     $ 4.74  

Risk-free interest rate

    0.92     2.15

Dividend yield

    —         —    

Expected life (years)

    4.90       5.09  

Volatility

    55.73     51.79
Fair value of employee stock purchase rights
                 
    Six Months Ended
June 30,
 
    2012     2011  

Weighted-average grant date fair value per share

  $ 1.28     $ 2.46  

Risk-free interest rate

    0.15     0.07

Dividend yield

    —         —    

Expected life (years)

    0.50       0.50  

Volatility

    46.60     45.70
Stock-based compensation
                                 
    Three Months Ended
June 30,
    Six Months Ended
June 30,
 
    2012     2011     2012     2011  

Cost of net revenue

  $ 20     $ —       $ 38     $ 23  

Research and development

    1,481       911       2,929       1,706  

Selling, general and administrative

    832       521       1,589       1,308  
   

 

 

   

 

 

   

 

 

   

 

 

 
    $ 2,333     $ 1,432     $ 4,556     $ 3,037