Lease Obligations - Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Lease costs
Operating lease cost	$ 113,411	$ 120,096
Amortization of finance lease assets	11,931	6,016
Interest on finance lease liabilities	5,005	2,353
Short-term lease cost	1,880	1,958
Variable lease cost	23,607	23,512
Sublease income	(1,713)	(1,915)
Net lease costs	$ 154,121	$ 152,020