Debt - Schedule of Long-Term Debt Instruments (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total debt	$ 4,762.5	$ 4,638.8
Current maturities of long-term debt	(68.0)	(47.0)
Unamortized premium and deferred finance charges	(39.7)	(33.1)
Total debt, net of current maturities and costs	4,654.8	4,558.7
2027 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Total debt	600.0	600.0
2028 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Total debt	700.0	700.0
2030 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Total debt	1,200.0	1,200.0
2031 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Total debt	600.0	0.0
Secured Debt | Term Loan B due 2024 | Line of Credit
Debt Instrument [Line Items]
Total debt	0.0	380.0
Secured Debt | Term Loan B-1 due 2028 | Line of Credit
Debt Instrument [Line Items]
Total debt	292.5	294.7
Secured Debt | Term Loan A due 2027 | Line of Credit
Debt Instrument [Line Items]
Total debt	1,251.3	800.0
Revolving Credit Facility | Revolver | Line of Credit
Debt Instrument [Line Items]
Total debt	$ 118.7	$ 664.1