Debt - Schedule of the Company's Debt (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Unamortized debt issuance costs	$ (1.0)	$ (2.5)
Total long-term debt	124.0	230.5
Term Loan A Facility
Debt Instrument [Line Items]
Term loan facility	125.0	0.0
8.25% Senior Notes Due October 15, 2024
Debt Instrument [Line Items]
Senior Unsecured notes	$ 0.0	$ 233.0

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

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

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