v3.26.3
Defined Benefit Plans (Components of Net Periodic Pension Costs) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Net curtailment and settlement losses     $ 3.7  
Non-U.S.        
Service cost $ 0.6 $ 0.5 1.7 $ 1.5
Interest cost 3.1 3.0 9.3 9.1
Expected return on plan assets (4.1) (4.1) (12.5) (12.3)
Administrative costs and other 0.6 0.5 1.9 1.5
Plan net actuarial losses 0.9 0.9 2.6 2.7
Net periodic pension benefit cost (income) 1.1 0.8 3.0 2.5
U.S.        
Service cost 0.2 0.2 0.6 0.6
Interest cost 2.5 2.9 7.8 8.6
Expected return on plan assets (3.2) (3.8) (10.2) (11.4)
Net curtailment and settlement losses 0.0 0.0 3.7 0.0
Administrative costs and other 0.3 0.3 1.0 0.8
Net prior service costs 0.0 0.0 0.0 0.1
Plan net actuarial losses 0.2 0.3 0.8 0.9
Net periodic pension benefit cost (income) $ 0.0 $ (0.1) $ 3.7 $ (0.4)