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Defined Benefit Pension Plans and Other Post-Employment Benefit Plans - Schedule of Components of Net Periodic Benefit Cost (Income) for Defined Benefit Pension Plans (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]    
Service cost $ 0.8 $ 0.9
Interest cost 6.3 6.7
Expected return on plan assets (7.5) (7.5)
Amortization of net prior service cost 0.1 0.1
Amortization of net actuarial loss 1.3 1.4
Net periodic benefit cost 1.0 1.6
Settlement income (0.1) 0.0
Total benefit cost 0.9 1.6
UNITED STATES    
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]    
Service cost 0.0 0.0
Interest cost 1.6 1.6
Expected return on plan assets (1.8) (1.7)
Amortization of net prior service cost 0.0 0.0
Amortization of net actuarial loss 0.4 0.4
Net periodic benefit cost 0.2 0.3
Settlement income 0.0 0.0
Total benefit cost 0.2 0.3
International    
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]    
Service cost 0.8 0.9
Interest cost 4.7 5.1
Expected return on plan assets (5.7) (5.8)
Amortization of net prior service cost 0.1 0.1
Amortization of net actuarial loss 0.9 1.0
Net periodic benefit cost 0.8 1.3
Settlement income (0.1) 0.0
Total benefit cost $ 0.7 $ 1.3