Lease Obligations - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Lessee, Lease, Description [Line Items]
Leases, remaining lease terms			10 years
Finance leases, assets, gross	$ 624.6		$ 624.6		$ 653.5
Assets held under finance leases, location	Property and equipment, net		Property and equipment, net		Property and equipment, net
Finance leases, assets, net	$ 458.5		$ 458.5		$ 468.5
Finance leases, assets, depreciation	22.8	$ 21.1	63.2	$ 58.8
Operating leases, additions	$ 12.7	3.9	$ 58.1	89.2
Operating leases, term of contract	1 year		1 year
Operating leases, expense	$ 30.6	26.1	$ 98.5	81.6
Operating leases, variable lease costs	2.3	2.4	7.8	7.5
Operating leases, short-term leases, expense	$ 98.8	$ 158.3	$ 258.1	399.2
Finance leases, weighted average remaining lease term (in years)	2 years 9 months 18 days		2 years 9 months 18 days
Finance leases, weighted average discount rate, percent	3.60%		3.60%
Operating leases, weighted average remaining lease term (in years)	4 years 2 months 12 days		4 years 2 months 12 days
Operating leases, weighted average discount rate, percent	2.90%		2.90%
Leases not yet commenced, undiscounted amount	$ 23.1		$ 23.1
2021 Acquisitions
Lessee, Lease, Description [Line Items]
Operating leases, additions				$ 74.6
Minimum
Lessee, Lease, Description [Line Items]
Leases not yet commenced, term of contract	4 years		4 years
Minimum | Equipment Leases
Lessee, Lease, Description [Line Items]
Leases, renewal term			1 year
Minimum | Facility Leases
Lessee, Lease, Description [Line Items]
Leases, renewal term			1 year
Maximum
Lessee, Lease, Description [Line Items]
Leases not yet commenced, term of contract	11 years		11 years
Maximum | Equipment Leases
Lessee, Lease, Description [Line Items]
Leases, renewal term			5 years
Maximum | Facility Leases
Lessee, Lease, Description [Line Items]
Leases, renewal term			5 years