Debt - Summary of Indebtedness (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Finance lease, Effective Interest Rate	6.936%	6.936%
Finance lease, Carrying Value	$ 29.6	$ 30.3
Total debt outstanding	4,711.5	4,770.3
Debt discounts and issuance costs	(56.2)	(48.0)
Current portion of long-term debt	(22.8)	(1.2)
Long-term debt	$ 4,632.5	$ 4,721.1
Senior Notes
Debt Instrument [Line Items]
Effective Interest Rate	4.875%	4.875%
Carrying Value	$ 921.4	$ 921.4
Senior Secured Notes
Debt Instrument [Line Items]
Effective Interest Rate	3.875%	3.875%
Carrying Value	$ 921.2	$ 921.2
Senior Secured Notes
Debt Instrument [Line Items]
Effective Interest Rate	4.50%	4.50%
Carrying Value	$ 700.0	$ 700.0
Revolving Credit Facility
Debt Instrument [Line Items]
Effective Interest Rate	7.595%	8.206%
Carrying Value	$ 0.0	$ 0.0
Term Loan Facility
Debt Instrument [Line Items]
Effective Interest Rate	7.595%	8.47%
Carrying Value	$ 2,139.3	$ 2,197.4

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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