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Note 6 - Net Income Per Common Share
 12 Months Ended
Apr. 30, 2014
Earnings Per Share [Abstract]  
Earnings Per Share [Text Block]

6.     NET INCOME PER COMMON SHARE


Due to the immaterial error discussed in this Amendment No. 1, amounts in this footnote have been revised. For further discussion of the revision, see footnote 2, Correction of Immaterial Errors.


Computations for basic and diluted earnings per common share are presented below:


   

Years ended April 30,

 
   

2014

   

2013

   

2012

 

Basic

                       
                         

Net income

  $ 126,820     $ 103,814     $ 114,694  
                         

Weighted average shares outstanding-basic

    38,457,680       38,297,083       38,068,001  
                         

Basic earnings per common share

  $ 3.30     $ 2.71     $ 3.01  
                         

Diluted

                       
                         

Net income

  $ 126,820     $ 103,814     $ 114,694  
                         

Weighted-average shares outstanding-basic

    38,457,680       38,297,083       38,068,001  

Plus effect of stock options and restricted stock units

    410,726       322,993       323,703  

Weighted-average shares outstanding-diluted

    38,868,406       38,620,076       38,391,704  
                         

Diluted earnings per common share

  $ 3.26     $ 2.69     $ 2.99  

Options to purchase shares of common stock that were not included in the computation of diluted earnings per share, because their inclusion would have been antidilutive, were 439,000 for fiscal 2012. All options were included for fiscal 2014 and fiscal 2013.