XML 40 R19.htm IDEA: XBRL DOCUMENT v2.4.0.6
Earnings Per Share (Tables)
 9 Months Ended
Jan. 31, 2013
Earnings Per Share [Abstract]  
Basic and diluted earnings per share
The following table presents information concerning basic and diluted earnings per share:
 
Three Months Ended
 
Nine Months Ended
 
January 31,
 
January 31,
(Dollars in millions, except per share amounts)
2012
 
2013
 
2012
 
2013
Net income
$
133.1

 
$
157.6

 
$
408.7

 
$
478.0

Income allocated to participating securities
—

 
(0.1
)
 
(0.1
)
 
(0.2
)
Net income available to common stockholders
$
133.1

 
$
157.5

 
$
408.6

 
$
477.8

 
 
 
 
 
 
 
 
Share data (in thousands):
 
 
 
 
 
 
 
Basic average common shares outstanding
212,891

 
213,459

 
214,976

 
213,301

Dilutive effect of stock-based awards
1,608

 
1,592

 
1,543

 
1,612

Diluted average common shares outstanding
214,499

 
215,051

 
216,519

 
214,913

 
 
 
 
 
 
 
 
Basic earnings per share
$
0.63

 
$
0.74

 
$
1.90

 
$
2.24

Diluted earnings per share
$
0.62

 
$
0.73

 
$
1.89

 
$
2.22