Leases - Lease Cost (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Leases [Abstract]
Operating lease cost	$ 3.7	$ 3.3	$ 10.4	$ 9.5
Short-term lease cost	0.3	0.4	1.1	0.9
Variable lease cost	2.3	1.1	4.7	3.3
Total lease cost	$ 6.3	$ 4.8	$ 16.2	$ 13.7