Leases - Supplemental Cash Flows Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Cash Paid for Amounts Included in the Measurement of Lease Liabilities
Operating cash flows from operating leases	$ 53.7	$ 47.0
Operating cash flows from finance leases	1.0	1.0
Financing cash flows from finance leases	1.2	1.2
Leased Assets Obtained in Exchange for New Operating Lease Liabilities	$ 62.5	$ 63.2