Leases - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 1996
Lessee, Lease, Description [Line Items]
Operating lease, weighted average discount rate, percent	5.75%	5.75%
Term of lease				15 years
Increase in capital leased property				$ 5.7
Net book value of capital asset				18.3
Capital lease obligations				22.0
Proceeds from assignment of purchase option under lease				1.7
Increase in capital lease obligations				$ 6.7
Operating lease, expense	$ 0.8	$ 1.9	$ 1.8
Capital Lease Obligations
Lessee, Lease, Description [Line Items]
Annual rent increase percentage	2.50%
Capital Lease Obligations | Assets Held under Capital Leases
Lessee, Lease, Description [Line Items]
Term of lease					13 years	20 years
Capital leased property						$ 12.3
Increase in capital leased property					$ 11.7
Net book value of capital asset					13.1
Capital lease obligations					$ 15.5