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Employee Benefit Plans (Tables)
3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Schedule of Net Periodic Defined Benefit Pension Costs
Net periodic defined benefit pension costs include the following:
Three Months Ended March 31,
20242023
(In millions)
Service cost$0.3 $0.3 
Interest cost0.4 0.6 
Amortization of actuarial (gain) — (2.2)
Net periodic pension cost$0.7 $(1.3)