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Net Income (Loss) Per Share
3 Months Ended
Mar. 31, 2013
Net Income (Loss) Per Share  
Net Income (Loss) Per Share

Note 7—Net Income (Loss) Per Share

        A reconciliation of the basic and diluted net income (loss) per share computations for the three months ended March 31, 2013 and 2012 is as follows (in thousands, except per share data):

 
  For the three months ended March 31,  
 
  2013   2012  
 
  Basic   Diluted   Basic   Diluted  

Numerator:

                         

Net income (loss)

  $ (49,444 ) $ (49,444 ) $ 40,616   $ 40,616  
                   

Denominator:

                         

Average number of common shares outstanding

    62,599     62,599     62,463     62,463  

Effect of dilutive securities:

                         

Stock awards and warrants(1)

                276  
                   

 

    62,599     62,599     62,463     62,739  
                   

Net income (loss) per share

  $ (0.79 ) $ (0.79 ) $ 0.65   $ 0.65  
                   

(1)
Stock awards represent the weighted average number of shares of common stock issuable on the exercise of dilutive employee stock options and restricted stock units, less the number of shares of common stock which could have been purchased with the proceeds from the exercise of such stock awards. These purchases were assumed to have been made at the average market price of the common stock for the period. In periods of net loss, the number of shares used to calculate diluted earnings per share is the same as basic earnings per share; therefore, the effect of dilutive securities is zero for such periods. The weighted average number of stock options outstanding for the three months ended March 31, 2013 and 2012 totaling 357,333 and 136,513, respectively, were excluded from the calculation above because their effect would have been anti-dilutive.

        The table below sets forth the share-based awards that have been exercised or released:

 
  For the
three months
ended March 31,
 
 
  2013   2012  

Stock options

    24,831     19,059  

Restricted stock units

    16,873     17,959  
           

Total

    41,704     37,018