v2.4.0.6
Earnings Per Share (Tables)
 3 Months Ended
Feb. 29, 2012
Earnings Per Share [Abstract]  
Calculation Of Basic And Diluted Earnings Per Share
     Three Months Ended  
     February 29,
2012		      February 28,
2011		  

Net income

    $ 7,489       $ 20,521   
  

 

 

     

 

 

  

Weighted average shares outstanding

      62,145         66,986   

Dilutive impact from common stock equivalents

      985         2,673   
  

 

 

     

 

 

  

Diluted weighted average shares outstanding

      63,130         69,659   
  

 

 

     

 

 

  

Basic earnings per share

    $ 0.12       $ 0.31   
  

 

 

     

 

 

  

Diluted earnings per share

    $ 0.12       $ 0.29