v3.26.3
Long-Term Debt (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Long-term debt $ 1,204.0 $ 1,203.0
Other Long-Term Debt, Current (400.9) (1.3)
Long-term debt, net of current maturities $ 803.1 1,201.7
Senior Notes | 3.3%, Senior Notes due 2027    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 3.30%  
Senior Notes, Noncurrent $ 400.0 400.0
Senior Notes | 3.7%, Senior Notes due 2032    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 3.70%  
Senior Notes, Noncurrent $ 800.0 800.0
Senior Notes | Senior Notes    
Debt Instrument [Line Items]    
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net (5.6) (7.0)
Long-term debt 1,194.4 1,193.0
Finance Lease Obligations | Finance Leases and Other Debt    
Debt Instrument [Line Items]    
Other Long-term Debt $ 9.6 $ 10.0