v3.25.1
Pensions and Other Postretirement Benefits (Tables)
3 Months Ended
Mar. 31, 2025
Retirement Benefits [Abstract]  
Net Periodic Benefit Cost
Components of net periodic benefit cost for the three months ended March 31, 2025 and 2024 were as follows:
Pension and Other Postretirement Benefits
Three Months Ended
March 31,
(In millions)20252024
Service cost$7.5 $7.9 
Interest cost16.2 16.6 
Expected return on plan assets(16.8)(16.9)
Amortization of prior service costs— 0.5 
Recognized net actuarial gains(2.9)(4.3)
Net periodic benefit cost$4.0 $3.8