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Earnings Per Share
 12 Months Ended
Dec. 31, 2024
Earnings Per Share [Abstract]  
Earnings Per Share Earnings Per Share
Basic net earnings per share is calculated by dividing net income by the weighted average number of common shares outstanding for the period. Diluted earnings per share is computed by dividing net income by the weighted average number of diluted common shares outstanding. Diluted common shares outstanding is computed using the Treasury Stock method and, in periods of income, reflects the additional shares that would be outstanding if dilutive share-based compensation awards were converted into common shares during the period.

Earnings per share (in millions, except share data):
 Year Ended December 31,
 202420232022
Basic:
Net income $528 $296 $463 
Weighted-average shares outstanding51,494,957 51,378,051 52,207,903 
Basic earnings per share$10.25 $5.75 $8.86 
Diluted:
Net income $528 $296 $463 
Weighted-average shares outstanding51,494,957 51,378,051 52,207,903 
Dilutive shares384,752 332,911 350,809 
Diluted weighted-average shares outstanding51,879,709 51,710,962 52,558,712 
Diluted earnings per share$10.18 $5.72 $8.80 
Anti-dilutive share-based compensation awards are excluded from diluted earnings per share calculations. There were 46,278, 129,856 and 173,519 shares that were anti-dilutive for the years ended December 31, 2024, 2023 and 2022, respectively.