Leases - Schedule of Lease Costs (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finance lease expense:
Amortization expense		$ 4,255	$ 4,562	$ 4,575
Interest expense		255	355	427
Operating lease expense		70,928	69,208	66,650
Short-term lease expense	[1]	150,500	139,706	149,528
Variable lease expense		5,421	5,441	4,924
Total lease expense		$ 231,359	$ 219,272	$ 226,104

[1] Short-term lease expense includes both leases and rentals with initial terms of one year or less and predominantly represents equipment used on construction projects.