Quarterly report pursuant to Section 13 or 15(d)

Basic and Diluted Earnings Per Share

 v2.3.0.11
Basic and Diluted Earnings Per Share
 3 Months Ended
Aug. 31, 2011
Basic and Diluted Earnings Per Share [Abstract]  
Basic and Diluted Earnings Per Share
Note B: Basic and Diluted Earnings Per Share
Basic and diluted earnings per share were calculated as follows:
                 
    For the three months ended  
    August 31,  
In millions, except per share amounts   2011     2010  
 
Basic earnings per share:
               
Net income
  $ 148.9     $ 131.9  
     
Weighted-average common shares outstanding
    362.2       361.6  
     
Basic earnings per share
  $ 0.41     $ 0.36  
     
 
               
Diluted earnings per share:
               
Net income
  $ 148.9     $ 131.9  
     
Weighted-average common shares outstanding
    362.2       361.6  
Dilutive effect of common share equivalents at average market price
    0.6       0.4  
     
Weighted-average common shares outstanding, assuming dilution
    362.8       362.0  
     
Diluted earnings per share
  $ 0.41     $ 0.36  
     
Weighted-average anti-dilutive common share equivalents
    12.6       14.2  
 
Weighted-average common share equivalents that have an anti-dilutive impact are excluded from the computation of diluted earnings per share.
For the three months ended August 31, 2011, 0.3 million shares of the Company’s common stock were issued related to exercises or vesting of stock-based awards, compared with 0.2 million shares for the three months ended August 31, 2010.