Net Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2017

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
	March 31,
	2017		2016
Net earnings available to common shareholders	$	74.4	$	71.7
Weighted-average common shares outstanding (in millions)
Weighted-average common shares outstanding - basic	67.7		72.8
Effect of dilutive securities - stock options	0.2		0.3
Effect of other share-based awards	0.5		0.4
Weighted-average common shares outstanding - diluted	68.4		73.5
Net earnings per share - basic	$	1.10	$	0.98
Net earnings per share - diluted	$	1.09	$	0.98