v3.25.2
Pension (Details) - Pension Plan - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Non-U.S. Plan        
Defined Benefit Plan, Net Periodic Benefit Cost        
Service Cost $ 0.5 $ 0.5 $ 1.0 $ 1.0
Interest Cost 1.2 1.1 2.3 2.2
Expected Return on Plan Assets (1.7) (1.6) (3.3) (3.2)
Amortization        
Total Pension (Benefit) Expense 0.0 0.0 0.0 0.0
Qualified Plan | U.S. Plan        
Defined Benefit Plan, Net Periodic Benefit Cost        
Service Cost 13.7 13.4 27.4 26.8
Interest Cost 15.5 13.9 31.0 27.8
Expected Return on Plan Assets (30.6) (28.9) (61.2) (57.8)
Amortization        
Net Actuarial Loss 1.9 1.9 3.8 3.8
Total Pension (Benefit) Expense 0.5 0.3 1.0 0.6
Contribution to pension plan 0.0 0.0 125.0 200.0
Non-Qualified Plan | U.S. Plan        
Defined Benefit Plan, Net Periodic Benefit Cost        
Service Cost 1.2 1.2 2.4 2.4
Interest Cost 1.3 1.2 2.6 2.4
Amortization        
Net Actuarial Loss 1.1 1.3 2.2 2.6
Total Pension (Benefit) Expense 3.6 3.7 7.2 7.4
Contribution to pension plan $ 0.0 $ 0.0 $ 12.9 $ 8.0