v3.26.1
Pension Plans (Components of Net Periodic Pension Cost) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Retirement Benefits [Abstract]    
Interest cost $ 4.7 $ 5.1
Defined Benefit Plan, Type [Extensible List] us-gaap:PensionPlansDefinedBenefitMember us-gaap:PensionPlansDefinedBenefitMember
Expected return on plan assets $ (4.6) $ (4.7)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other Cost and Expense, Operating Other Cost and Expense, Operating
Recognized net actuarial loss $ 1.7 $ 1.6
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other Cost and Expense, Operating Other Cost and Expense, Operating
Net periodic pension cost $ 1.8 $ 2.0