v3.26.1
Pensions - Summary of Components of Net Periodic Pension Expense (Benefit) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
U.S.    
Defined Benefit Plan Disclosure [Line Items]    
Service cost $ 0.0 $ 0.0
Interest cost 1.3 1.4
Amortization of actuarial loss 0.6 0.6
Expected return on plan assets (1.3) (1.4)
Net periodic pension expense 0.6 0.6
Non-U.S. Benefit Plan    
Defined Benefit Plan Disclosure [Line Items]    
Service cost 0.1 0.0
Interest cost 0.4 0.4
Amortization of actuarial loss 0.2 0.1
Expected return on plan assets (0.5) (0.4)
Net periodic pension expense $ 0.2 $ 0.1