Net Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2016

Earnings Per Share [Abstract]

Calculations of net earnings per share basic and diluted

The calculations of net earnings per share – basic and net earnings per share – diluted were as follows:

	3 Months Ended				9 Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
Net earnings available to common shareholders	$	129.2	$	123.9	$	316.3	$	295.3
Weighted-average common shares outstanding (in millions)
Weighted-average common shares outstanding - basic	68.4		76.1		70.9		77.7
Effect of dilutive securities - stock options	0.2		0.4		0.2		0.5
Effect of other share-based awards	0.4		0.5		0.5		0.5
Weighted-average common shares outstanding - diluted	69.0		77.0		71.6		78.7
Net earnings per share - basic	$	1.89	$	1.63	$	4.46	$	3.80
Net earnings per share - diluted	$	1.87	$	1.61	$	4.42	$	3.75