Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Basic and Diluted EPS

The following table presents the calculation of basic and diluted EPS:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2015			2014			2015			2014
Net income from continuing operations	$	119.0		$	106.7		$	345.9		$	302.9
Loss from discontinued operations, net of income taxes	(0.5		)	(0.2		)	(0.8		)	(0.9		)
Net income	$	118.5		$	106.5		$	345.1		$	302.0
Weighted average common shares outstanding used in calculating basic EPS	112.4			117.0			113.3			118.5
Effect of dilutive stock options	1.2			1.5			1.3			1.7
Weighted average common shares outstanding used in calculating diluted EPS	113.6			118.5			114.6			120.2
Basic EPS amounts(1):
Continuing operations	$	1.06		$	0.91		$	3.05		$	2.56
Discontinued operations	$	—		$	—		$	(0.01	)	$	(0.01	)
Net income	$	1.05		$	0.91		$	3.05		$	2.55
Diluted EPS amounts(1):
Continuing operations	$	1.05		$	0.90		$	3.02		$	2.52
Discontinued operations	$	—		$	—		$	(0.01	)	$	(0.01	)
Net income	$	1.04		$	0.90		$	3.01		$	2.51
(1) Earnings per share amounts are calculated discretely and therefore may not add up to the total due to rounding.

Anti-Dilutive Options Excluded From The Computation Of Diluted Earnings Per Share

A summary of anti-dilutive options excluded from the computation of diluted earnings per share is as follows:

	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2015	2014	2015	2014
Anti-dilutive options excluded from the computation of diluted earnings per share	0.9	0.7	0.7	0.5