Net Earnings (Loss) Per Share

3 Months Ended

Mar. 31, 2023

(8) Net Earnings Per Share

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


	Three Months Ended
	March 31,
	2023		2022
Net earnings available to common shareholders	$	77.8	$	91.6
Weighted-average common shares outstanding (in millions)
Weighted-average common shares outstanding - basic		50.9		53.6
Effect of dilutive securities - stock options		0.1		0.1
Effect of other share-based awards		0.6		0.7
Weighted-average common shares outstanding - diluted		51.6		54.4
Net earnings per share - basic	$	1.53	$	1.71
Net earnings per share - diluted	$	1.51	$	1.68

There were 0.5 million and 0.2 million share-based awards excluded from the calculation of net earnings per share - diluted for the three months ended March 31, 2023 and 2022, respectively, because their impact was anti-dilutive.