Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease cost	$ 29.1	$ 31.9	$ 33.1
Variable lease cost	6.9	6.3	7.2
Lease, Cost	36.0	38.2	40.3
Cash paid for amounts included in measurement of operating lease liabilities - operating cash flows	23.5	26.9	26.5
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 29.7	$ 17.0	$ 10.0