v3.26.1
Debt and Credit Arrangements - Carrying Value and Fair Value Disclosures (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Term Loan | Term loans due March 2030    
Debt Instrument    
Carrying Value $ 1,362.0 $ 1,359.7
Fair Value 1,406.9 1,414.8
Secured Debt | Senior secured notes due 2030    
Debt Instrument    
Carrying Value 1,430.1 1,428.6
Fair Value 1,513.9 1,520.9
Unsecured Debt | Senior unsecured notes due 2031    
Debt Instrument    
Carrying Value 495.0 494.4
Fair Value $ 536.1 $ 539.9