v3.26.3
Debt - Summary of Indebtedness (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Finance lease, Effective Interest Rate 6.936% 6.936%
Finance lease, Carrying Value $ 26.9 $ 28.1
Total debt outstanding 4,176.1 4,469.9
Debt discounts and issuance costs (37.7) (46.9)
Current portion of long-term debt (1.6) (101.5)
Long-term debt $ 4,136.8 $ 4,321.5
Senior Secured Notes    
Debt Instrument [Line Items]    
Effective Interest Rate 4.50% 4.50%
Carrying Value $ 0.0 $ 100.0
Senior Secured Notes    
Debt Instrument [Line Items]    
Effective Interest Rate 3.875% 3.875%
Carrying Value $ 750.0 $ 921.2
Senior Notes    
Debt Instrument [Line Items]    
Effective Interest Rate 4.875% 4.875%
Carrying Value $ 900.0 $ 921.4
Revolving Credit Facility    
Debt Instrument [Line Items]    
Effective Interest Rate 6.651% 6.466%
Carrying Value $ 0.0 $ 0.0
Term Loan Facility (Tranche 1)    
Debt Instrument [Line Items]    
Effective Interest Rate 6.651% 6.466%
Carrying Value $ 1,999.2 $ 1,999.2
Term Loan Facility (Tranche 2)    
Debt Instrument [Line Items]    
Effective Interest Rate 7.151% 6.966%
Carrying Value $ 500.0 $ 500.0