Leases - Lease Cash Flow and Supplemental Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 3.7	$ 2.9	$ 10.0	$ 9.2
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 14.0	$ 0.0	$ 29.5	$ 0.8