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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

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