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Earnings Per Share
 3 Months Ended
Mar. 31, 2025
Earnings Per Share [Abstract]  
Earnings Per Share EARNINGS PER SHARE
Basic earnings per share (“EPS”) is computed by dividing net income by the weighted average number of common shares outstanding for the period, including vested restricted stock unit (“RSU”) awards. Diluted EPS is calculated using the treasury stock method by dividing net income by the weighted average number of shares outstanding, noted above, including the dilutive effect of unvested RSU awards and stock options.
The following table presents the calculation of basic and diluted EPS:
Three Months Ended March 31,
 20252024
Net Income
$175.5 $190.1 
Basic weighted average common shares outstanding
39.0 42.0 
Dilutive effect of unvested RSUs and stock options0.4 0.3 
Diluted weighted average common shares outstanding
39.4 42.3 
Basic earnings per share $4.50 $4.53 
Diluted earnings per share
$4.45 $4.49