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Net Earnings Per Share
 3 Months Ended
Mar. 31, 2024
Earnings Per Share [Abstract]  
Net Earnings Per Share

(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,

 

 

 

2024

 

 

2023

 

Net earnings available to common shareholders

 

$

39.7

 

 

$

77.8

 

Weighted-average common shares outstanding (in millions)

 

 

 

 

 

 

Weighted-average common shares outstanding - basic

 

 

48.3

 

 

 

50.9

 

Effect of dilutive securities - share-based awards

 

 

0.6

 

 

 

0.7

 

Weighted-average common shares outstanding - diluted

 

 

48.9

 

 

 

51.6

 

Net earnings per share - basic

 

$

0.82

 

 

$

1.53

 

Net earnings per share - diluted

 

$

0.81

 

 

$

1.51

 

 

There were 0.8 million and 0.5 million share-based awards excluded from the calculation of net earnings per share - diluted for the three months ended March 31, 2024 and 2023, respectively, because their impact was anti-dilutive.