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Basic and Diluted Earnings Per Share (Tables)
 9 Months Ended
Jan. 31, 2015
Basic and Diluted Earnings per Common Share Attributable to Common Stockholders

The following table summarizes basic and diluted earnings per common share attributable to common stockholders:

 

     Three Months Ended
January 31,		      Nine Months Ended
January 31,		  
     2015      2014      2015      2014  
     (in thousands, except per share data)  

Net income

    $ 22,939       $ 21,304       $ 62,875       $ 51,480   

Less: undistributed earnings to nonvested restricted stockholders

      223         —           632         —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Basic net earnings attributable to common stockholders

   22,716      21,304      62,243      51,480   

Add: undistributed earnings to nonvested restricted stockholders

   223      —        632      —     

Less: reallocation of undistributed earnings to nonvested restricted stockholders

   220      —        623      —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted net earnings attributable to common stockholders

 $ 22,719    $ 21,304    $ 62,252    $ 51,480   
  

 

 

     

 

 

     

 

 

     

 

 

  

Weighted-average common shares outstanding:

Basic weighted-average number of common shares outstanding

   49,135      48,341      48,973      48,041   

Effect of dilutive securities:

Restricted stock

   491      651      578      728   

Stock options

   97      189      111      208   

ESPP

   1      —        1      —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted weighted-average number of common shares outstanding

   49,724      49,181      49,663      48,977   
  

 

 

     

 

 

     

 

 

     

 

 

  

Net earnings per common share:

Basic earnings per share

 $ 0.46    $ 0.44    $ 1.27    $ 1.07   
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted earnings per share

 $ 0.46    $ 0.43    $ 1.25    $ 1.05