Annual report pursuant to Section 13 and 15(d)

Basic and Diluted Earnings Per Share (Tables)

 v2.3.0.11
Basic and Diluted Earnings Per Share (Tables)
 12 Months Ended
May 31, 2011
Basic and Diluted Earnings Per Share (Tables) [Abstract]  
Basic and diluted earnings per share
 
                         
    Year ended May 31,  
In millions, except per share amounts   2011     2010     2009  
 
Basic earnings per share:
                       
Net income
  $ 515.3     $ 477.0     $ 533.5  
Weighted-average common shares outstanding
    361.8       361.4       360.8  
                         
Basic earnings per share
  $ 1.42     $ 1.32     $ 1.48  
                         
Diluted earnings per share:
                       
Net income
  $ 515.3     $ 477.0     $ 533.5  
Weighted-average common shares outstanding
    361.8       361.4       360.8  
Dilutive effect of common share equivalents at average market price
    0.6       0.3       0.2  
                         
Weighted-average common shares outstanding, assuming dilution
    362.4       361.7       361.0  
                         
Diluted earnings per share
  $ 1.42     $ 1.32     $ 1.48  
                         
Weighted-average anti-dilutive common share equivalents
    11.5       13.0       13.5