XML 56 R45.htm IDEA: XBRL DOCUMENT v3.25.1
Fair Value Measurements and Investments Fair Value of Long-Term Debt (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Debt Instrument [Line Items]    
Long-term debt, net of current maturities $ 1,200.7 $ 1,200.4
Total long-term debt, excluding leases and current maturities 1,113.8 1,107.5
Senior Notes | Senior Notes    
Debt Instrument [Line Items]    
Long-term debt 1,191.7 1,191.2
Total long-term debt, excluding leases and current maturities 1,104.8 1,098.3
Other Long-Term Debt | Other Long-Term Debt    
Debt Instrument [Line Items]    
Long-term debt 9.0 9.2
Total long-term debt, excluding leases and current maturities $ 9.0 $ 9.2