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Earnings Per Share
 9 Months Ended
Mar. 31, 2012
Earnings Per Share [Abstract]  
Earnings Per Share

(2) 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 March 31,      Nine months ended March 31,  
     2012      2011      2012      2011  
     (in thousands, except per share data)  

Numerator:

            

Net Income

    $ 14,756       $ 16,534       $ 54,503       $ 53,862   
  

 

 

     

 

 

     

 

 

     

 

 

  

Denominator:

            

Weighted-average shares, basic

      27,489         26,938         27,290         26,811   

Dilutive effect of share-based payments

      437         475         419         371   
  

 

 

     

 

 

     

 

 

     

 

 

  

Weighted-average shares, diluted

      27,926         27,413         27,709         27,182   
  

 

 

     

 

 

     

 

 

     

 

 

  

Net income per common share, basic

    $ 0.54       $ 0.61       $ 2.00       $ 2.01   
  

 

 

     

 

 

     

 

 

     

 

 

  

Net income per common share, diluted

    $ 0.53       $ 0.60       $ 1.97       $ 1.98   
  

 

 

     

 

 

     

 

 

     

 

 

  

For the quarter and year-to-date period ended March 31, 2012, there were 260,901 and 597,872 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 period ended March 31, 2011, there were 475,289 and 371,253 weighted average shares outstanding, respectively, that are excluded from the computation of diluted earnings per share because their effect would be anti-dilutive.