Leases - Other information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash paid for amounts included in measurement of lease liabilities:
Operating cash flows from operating leases	$ 5.3	$ 6.4
Operating cash flows from finance leases	0.9	1.1
Financing cash flows from finance leases	12.1	22.2
Right-of-use assets obtained in exchange for lease obligations: Finance leases	10.3	11.5
Right-of-use assets obtained in exchange for lease obligations: Operating leases	$ 2.7	$ 1.0