Net Earnings Per Share

3 Months Ended

Mar. 31, 2015

Net Earnings Per Share [Abstract]

Net Earnings Per Share

(7) Net Earnings Per Share

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

	3 Months Ended
	March 31,
	2015		2014
Net earnings available to common shareholders	$	65.7	$	70.1
Weighted-average common shares outstanding (in millions):
Weighted-average common shares outstanding – basic		78.7		79.8
Effect of dilutive securities – stock options		0.5		0.7
Effect of other share-based awards		0.4		0.7
Weighted-average common shares outstanding – diluted		79.6		81.2
Net earnings per share – basic	$	0.83	$	0.88
Net earnings per share – diluted	$	0.83	$	0.86

There were 0.7 million and 0.1 million share-based awards excluded from the calculation of net earnings per share – diluted for the three months ended March 31, 2015 and 2014, respectively, as the exercise price for these awards was greater than the average market price of the common shares during the period.