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Pensions (Tables)
3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Summary of Components of Net Periodic Pension (Benefit) Expense
The following table summarizes the components of Net periodic pension expense (benefit): 
 U.S. Benefit PlanNon-U.S. Benefit Plan
 Three Months Ended
March 31,
Three Months Ended
March 31,
(in millions)2024202320242023
Interest cost1.4 1.5 0.4 0.4 
Amortization of actuarial loss0.5 0.3 0.2 0.2 
Expected return on plan assets(1.8)(1.9)(0.5)(0.5)
Net periodic pension expense (benefit)$0.1 $(0.1)$0.1 $0.1