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Defined Benefit Pension Plans and Other Post-Employment Benefit Plans
3 Months Ended
Mar. 31, 2025
Retirement Benefits [Abstract]  
Defined Benefit Pension Plans and Other Post-Employment Benefit Plans Defined Benefit Pension Plans and Other Post-Employment Benefit Plans
The following tables show the components of net benefit cost for our defined benefit pension plans for the three months ended March 31, 2025 and 2024:

Three Months Ended
March 31, 2025
Three Months Ended
March 31, 2024
(In millions)U.S.InternationalTotalU.S.InternationalTotal
Components of net periodic benefit cost:
Service cost $— $0.8 $0.8 $— $0.9 $0.9 
Interest cost 1.6 4.7 6.3 1.6 5.1 6.7 
Expected return on plan assets (1.8)(5.7)(7.5)(1.7)(5.8)(7.5)
Amortization of net prior service cost— 0.1 0.1 — 0.1 0.1 
Amortization of net actuarial loss0.4 0.9 1.3 0.4 1.0 1.4 
Net periodic benefit cost0.2 0.8 1.0 0.3 1.3 1.6 
Settlement income— (0.1)(0.1)— — — 
Total benefit cost$0.2 $0.7 $0.9 $0.3 $1.3 $1.6 
The following table shows the components of net periodic benefit cost for our other post-employment benefit plans for the three months ended March 31, 2025 and 2024:
Three Months Ended
March 31,
(In millions)20252024
Components of net periodic benefit cost:
Interest cost $0.3 $0.4 
Amortization of net prior service credit and net actuarial gain(0.2)(0.1)
Net periodic benefit cost$0.1 $0.3