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Basic and Diluted Earnings Per Share (Tables)
 12 Months Ended
Apr. 30, 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:

 

     Year Ended April 30,  
         2015              2014              2013      
     (in thousands, except per share data)  

Net income

    $ 88,357       $ 72,691       $ 33,293   

Less: distributed and undistributed earnings to nonvested restricted stockholders

      860         —           —     
  

 

 

     

 

 

     

 

 

  

Basic net earnings attributable to common stockholders

   87,497      72,691      33,293   

Add: undistributed earnings to nonvested restricted stockholders

   815      —        —     

Less: reallocation of undistributed earnings to nonvested restricted stockholders

   804      —        —     
  

 

 

     

 

 

     

 

 

  

Diluted net earnings attributable to common stockholders

 $ 87,508    $ 72,691    $ 33,293   
  

 

 

     

 

 

     

 

 

  

Weighted-average common shares outstanding:

Basic weighted-average number of common shares outstanding

   49,052      48,162      47,224   

Effect of dilutive securities:

Restricted stock

   605      789      485   

Stock options

   105      194      174   

ESPP

   4      —        —     
  

 

 

     

 

 

     

 

 

  

Diluted weighted-average number of common shares outstanding

   49,766      49,145      47,883   
  

 

 

     

 

 

     

 

 

  

Net earnings per common share:

Basic earnings per share

 $ 1.78    $ 1.51    $ 0.71   
  

 

 

     

 

 

     

 

 

  

Diluted earnings per share

 $ 1.76    $ 1.48    $ 0.70