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Net Income Per Share
12 Months Ended
Dec. 31, 2014
Earnings Per Share [Abstract]  
Net Income Per Share
20)

Net Income Per Share

Basic earnings per share (“EPS”), is computed by dividing income available to common stockholders by the weighted-average number of common shares outstanding during the period. The computation of diluted EPS is similar to the computation of basic EPS except that the denominator is increased to include the number of additional common shares that would have been outstanding (using the treasury stock method), if securities containing potentially dilutive common shares (stock options and restricted stock units) had been converted to such common shares, and if such assumed conversion is dilutive.

The following is a reconciliation of basic to diluted net income per share:

 

    Years Ended December 31,  
    2014     2013     2012  

Numerator:

     

Net income

  $ 115,778      $ 35,776      $ 48,029   
 

 

 

   

 

 

   

 

 

 

Denominator:

     

Shares used in net income per common share — basic

    53,232,000        53,061,000        52,686,000   

Effect of dilutive securities:

     

Stock options, restricted stock and employee stock purchase plan

    283,000        420,000        548,000   
 

 

 

   

 

 

   

 

 

 

Shares used in net income per common share — diluted

    53,515,000        53,481,000        53,234,000   
 

 

 

   

 

 

   

 

 

 

Net income per common share:

     

Basic

  $ 2.17      $ 0.67      $ 0.91   

Diluted

  $ 2.16      $ 0.67      $ 0.90   

As of December 31, 2014, 2013 and 2012, stock options and restricted stock units relating to an aggregate of approximately 747,000, 868,000 and 1,198,000 shares, respectively, were outstanding. In 2014, 2013 and 2012, the potential dilutive effect of 600, 83,000 and 204,000 weighted average shares, respectively, of stock options were excluded from the computation of diluted weighted-average shares outstanding as the shares would have an anti-dilutive effect on EPS.