Partnerships and Joint Ventures - Summary of Aggregate Financial Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Current assets	$ 5,063	$ 5,044
Noncurrent assets	1,910	1,783
Current liabilities	3,163	3,216
Revenue	15,474	13,744	$ 14,156
Cost of revenue	14,997	13,389	13,702
Net earnings	139	145	(440)
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule of Equity Method Investments [Line Items]
Current assets	7,561	9,702
Noncurrent assets	3,564	3,435
Current liabilities	5,510	7,613
Noncurrent liabilities	2,757	3,036
Revenue	2,653	2,460	1,590
Cost of revenue	1,865	1,749	1,004
Net earnings	$ 152	$ 106	$ 51