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Earnings Per Share (Tables)
6 Months Ended
Jun. 30, 2012
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
The following table sets forth the computation of basic and diluted net earnings per share (dollars and shares in millions, except per share amounts):
 
Three Months Ended June 30,
 
2012
 
2011
 
Net Income
 
Weighted-Average Shares Outstanding
 
Net Income Per Common Share
 
Net Income
 
Weighted-Average Shares Outstanding
 
Net Income Per Common Share
Basic EPS
$
10.1

 
11.4

 
$
0.89

 
$
8.5

 
11.5

 
$
0.74

Effect of dilutive
 
 
 
 
 
 
 
 
 
 
 
common share
 
 
 
 
 
 
 
 
 
 
 
equivalents:
 
 
 
 
 
 
 
 
 
 
 
Restricted
 
 
 
 
 
 
 
 
 
 
 
stock units
 
 
0.1

 
(0.01
)
 
 
 

 

Stock options
 
 
0.1

 
(0.01
)
 
 
 
0.1

 
(0.01
)
Warrants
 
 

 

 
 
 
0.3

 
(0.01
)
Diluted EPS
$
10.1

 
11.6

 
$
0.87

 
$
8.5

 
11.9

 
$
0.72


 
Six Months Ended June 30,
 
2012
 
2011
 
Net Income
 
Weighted-Average Shares Outstanding
 
Net Income Per Common Share
 
Net Income
 
Weighted-Average Shares Outstanding
 
Net Income Per Common Share
Basic EPS
$
13.7

 
11.4

 
$
1.20

 
$
9.0

 
11.4

 
$
0.79

Effect of dilutive
 
 
 
 
 
 
 
 
 
 
 
common share
 
 
 
 
 
 
 
 
 
 
 
equivalents:
 
 
 
 
 
 
 
 
 
 
 
Restricted
 
 
 
 
 
 
 
 
 
 
 
stock units
 
 
0.1

 
(0.01
)
 
 
 
0.1

 

Stock options
 
 
0.1

 
(0.01
)
 
 
 
0.1

 
(0.01
)
Warrants
 
 

 

 
 
 
0.3

 
(0.02
)
Diluted EPS
$
13.7

 
11.6

 
$
1.18

 
$
9.0

 
11.9

 
$
0.76

___________________________________________
Note: Basic and diluted earnings per share are calculated based on unrounded actual amounts.