Leases - Lease Cost (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Lease Cost
Operating lease costs	$ 54.6	$ 63.8	$ 63.0
Short-term lease costs	64.8	46.1	36.0
Sublease income	(9.3)	(3.5)	(0.1)
Net lease costs	110.1	106.4	98.9
Other Information
Operating cash flows from operating leases	(58.5)	(60.5)	(63.0)
Leased assets obtained in exchange for new operating lease liabilities	15.1	50.1	21.6
Leased assets obtained in exchange for new financing lease liabilities	$ 0.9	$ 1.4	$ 0.0
Weighted-average remaining lease term (years) operating leases	3 years 7 months 6 days	3 years 9 months 18 days
Weighted-average remaining lease term (years) financing leases	5 years 7 months 6 days	6 years 6 months
Weighted-average discount rate operating leases	6.20%	6.10%
Weighted-average discount rate financing leases	4.50%	4.30%