Leases - Components of Lease Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Fixed operating lease expense	$ 34.2	$ 31.7
Variable operating lease expense	7.7	7.2
Total operating lease expense	$ 41.9	$ 38.9