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Net Income Per Share - Schedule of Reconciliation of Shares (Details) - USD ($)
shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Earnings Per Share [Abstract]      
Net income $ 493.7 $ 492.7 $ 593.4
Weighted average common shares outstanding (in shares) 72.3 73.0 74.3
Dilutive effect of equity awards, based on the treasury stock method (in shares) 0.4 0.7 1.0
Weighted average shares assuming dilution (in shares) 72.7 73.7 75.3