Long-term Debt - Summary of Long-term Debt (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Finance leases	$ 41.5	$ 41.6
Total other debt	41.5	41.6
Total debt, net of unamortized discount and deferred financing costs	299.7	303.1
Less: Amounts due within one year	(14.8)	(14.7)
Total long-term debt, net of unamortized discount and deferred financing costs	$ 284.9	288.4
Secured debt
Debt Instrument [Line Items]
Effective interest rate (as a percent)	6.72%
Term Loan | Secured debt
Debt Instrument [Line Items]
Long-term debt	$ 259.0	262.3
Unamortized deferred financing costs	(0.8)	(0.8)
Total senior debt	$ 258.2	$ 261.5