Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2013

Computation of Earnings Per Share

The computations of basic and diluted EPS are as follows (in millions, except per share data):

	Three months ended September 30,						Nine months ended September 30,
	2013			2012			2013			2012
Income from continuing operations	$	84.9		$	98.4		$	273.9		$	276.6
Loss from discontinued operations		(0.1	)		(2.2	)		(1.7	)		(2.3	)
Net income	$	84.8		$	96.2		$	272.2		$	274.3
Less: Preferred stock dividends		—			(0.1	)		—			(0.3	)
Income attributable to common stockholders — basic	$	84.8		$	96.1		$	272.2		$	274.0
Weighted average common shares outstanding — basic		162.5			158.6			161.6			157.9
Dilutive effect of conversion of convertible preferred stock		—			1.2			—			1.2
Dilutive effect of exercise of stock-based awards		1.3			1.6			1.3			1.5
Weighted average common shares outstanding — diluted		163.8			161.4			162.9			160.6
Basic Earnings (Loss) Per Common Share
Continuing operations	$	0.52		$	0.62		$	1.69		$	1.75
Discontinued operations		—			(0.01	)		(0.01	)		(0.01	)
Net income	$	0.52		$	0.61		$	1.68		$	1.74
Diluted Earnings (Loss) Per Common Share
Continuing operations	$	0.52		$	0.61		$	1.68		$	1.72
Discontinued operations		—			(0.01	)		(0.01	)		(0.01	)
Net income	$	0.52		$	0.60		$	1.67		$	1.71
Antidilutive shares excluded from weighted average number of common shares outstanding for diluted EPS		1.8			4.2			2.3			5.2