Leases - Components of Lease Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Lease, Cost [Abstract]
Operating lease cost	$ 53.7	$ 45.8
Finance lease cost
Amortization of right-of-use assets	1.5	1.5
Interest on lease liabilities	0.9	1.0
Total finance lease cost	2.4	2.5
Short-term lease cost	$ 1.9	$ 4.3