Supplemental Cash Flow Information - Net Effects of Changes in Operating Assets and Liabilities, Net, on Cash Flows from Operating Activities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Supplemental Cash Flow Elements [Abstract]
Accounts and notes receivable	$ (152,311)	$ (411,890)	$ (316,253)	$ (299,857)
Contract assets	(161,698)	(96,423)	(369,958)	(308,849)
Inventories	(2,581)	5	(14,445)	(6,139)
Prepaid expenses and other current assets	(18,030)	37,406	(73,899)	(4,943)
Accounts payable and accrued expenses and other non-current liabilities	229,989	230,631	287,890	289,833
Contract liabilities	77,682	(1,397)	27,278	(27,027)
Other, net	(1,746)	(6,027)	(4,971)	(15,205)
Net change in operating assets and liabilities, net of non-cash transactions	$ (28,695)	$ (247,695)	$ (464,358)	$ (372,187)