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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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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Debt - Senior Unsecured Notes (2029) and Senior Secured Notes (2028) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Aug. 31, 2021
Debt Instrument [Line Items]
Payment for Debt Extinguishment or Debt Prepayment Cost	$ 0.0	$ 157.4
New Senior Secured Notes 2028
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 921.2		$ 921.2
Effective Interest Rate	3.875%		3.875%	3.875%
Debt face amount				$ 921.2
New Senior Unsecured Notes 2029
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 921.4		$ 921.4
Effective Interest Rate	4.875%		4.875%	4.875%
Debt face amount				$ 921.4