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Pension (Tables)
9 Months Ended
Sep. 30, 2025
Retirement Benefits [Abstract]  
Schedule of Net Periodic Benefit Cost
The components of net periodic benefit cost for our U.S. and foreign defined benefit pension plans for the quarters and nine months ended September 30, 2025 and 2024, are as follows:
 Quarters Ended September 30,Nine Months Ended September 30,
 Pension BenefitsPension Benefits
 2025202420252024
 (in millions)
Service cost$— $0.1 $0.2 $0.3 
Interest cost1.6 3.2 4.8 9.6 
Expected return on plan assets(1.5)(3.5)(4.3)(10.6)
Amortization of net loss0.6 0.4 1.8 1.2 
Net periodic benefit cost$0.7 $0.2 $2.5 $0.5