Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v2.4.0.6
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2012
Stock-Based Compensation [Abstract]  
Stock option activity
                                 
    Number of Shares
Underlying Options
(in thousands)
    Weighted
Average Exercise
Price Per Share
    Weighted
Average
Remaining
Contractual
Term
    Aggregate
Intrinsic Value
(in millions)
 

Outstanding at beginning of period

    3,805     $ 5.10       2.94          

Granted

    1,024       8.81       4.71          

Exercised

    (727     4.63       1.63          

Forfeited

    (5     8.33       4.45          
   

 

 

   

 

 

   

 

 

         

Outstanding at end of period

    4,097     $ 6.10       3.15     $ 8.42  
   

 

 

   

 

 

   

 

 

   

 

 

 

Exercisable at end of period

    3,185     $ 5.52       2.81     $ 8.10