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Earnings Per Share
 6 Months Ended
Dec. 31, 2011
Earnings Per Share [Abstract]  
Earnings Per Share

(3) Earnings Per Share

Basic earnings per share are computed by dividing net income by the weighted-average number of common shares outstanding. Diluted earnings per share are computed by dividing net income by the weighted-average number of common and potential common shares outstanding.

 

     Quarter ended December 31,      Six months ended December 31,  
     2011      2010      2011      2010  
     (in thousands, except per share data)  

Numerator:

            

Net Income

    $ 21,367       $ 21,621       $ 39,746       $ 37,328   
  

 

 

     

 

 

     

 

 

     

 

 

  

Denominator:

            

Weighted-average shares, basic

      27,244         26,786         27,191         26,749   

Dilutive effect of share-based payments

      430         374         413         319   
  

 

 

     

 

 

     

 

 

     

 

 

  

Weighted-average shares, diluted

      27,674         27,160         27,604         27,068   
  

 

 

     

 

 

     

 

 

     

 

 

  

Net income per common share, basic

    $ 0.78       $ 0.81       $ 1.46       $ 1.40   
  

 

 

     

 

 

     

 

 

     

 

 

  

Net income per common share, diluted

    $ 0.77       $ 0.80       $ 1.44       $ 1.38   
  

 

 

     

 

 

     

 

 

     

 

 

  

For the quarter and year-to-date ended December 31, 2011, there were 622,247 and 722,315 weighted average shares outstanding, respectively, that are excluded from the computation of diluted earnings per share because their effect would be anti-dilutive. For the quarter and year-to-date ended December 31, 2010, there were 968,297 and 1,139,717 weighted average shares outstanding, respectively, that are excluded from the computation of diluted earnings per share because their effect would be anti-dilutive.