Leases - Components of Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cont Ops
Lessee, Lease, Description [Line Items]
Operating lease cost	$ 48,738	$ 55,889	$ 61,306
Finance lease cost, Amortization of right-of-use assets	833	345	363
Finance lease cost, Interest on lease liabilities	13	15	34
Variable lease cost	9,654	6,961	19,231
Short-term lease cost	69,381	50,750	70,815
Sublease income	(2,091)	(3,050)	(2,596)
Total lease expense	126,528	110,910	149,153
Disc Ops
Lessee, Lease, Description [Line Items]
Operating lease cost	27,463	28,842	30,093
Finance lease cost, Amortization of right-of-use assets	4,095	983	1,058
Finance lease cost, Interest on lease liabilities	432	124	34
Variable lease cost	457	454	0
Short-term lease cost	67,077	66,311	92,729
Sublease income	(274)	(14,026)	(32,141)
Total lease expense	$ 99,250	$ 82,688	$ 91,773