Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2013

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,
	2013						2012
	Net Income		Weighted-Average Shares Outstanding	Net Income Per Common Share			Net Income		Weighted-Average Shares Outstanding	Net Income Per Common Share
Basic EPS	$	11.7	11.5	$	1.02		$	10.1	11.4	$	0.89
Effect of dilutive
equivalents:
Restricted stock units			—	—					0.1	(0.01		)
Stock options			0.1	(0.01		)			0.1	(0.01		)
Diluted EPS	$	11.7	11.6	$	1.01		$	10.1	11.6	$	0.87

	Six Months Ended June 30,
	2013						2012
	Net Income		Weighted-Average Shares Outstanding	Net Income Per Common Share			Net Income		Weighted-Average Shares Outstanding	Net Income Per Common Share
Basic EPS	$	14.3	11.5	$	1.24		$	13.7	11.4	$	1.20
Effect of dilutive common share
equivalents:
Restricted stock units			—	—					0.1	(0.01		)
Stock options			0.1	(0.01		)			0.1	(0.01		)
Diluted EPS	$	14.3	11.6	$	1.23		$	13.7	11.6	$	1.18

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