Investments in Unconsolidated Entities - Summarized Financial Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Investments in Unconsolidated Entities
Current assets	$ 4,776	$ 4,916
Current liabilities	4,924	5,005
Noncurrent liabilities	8,516	8,620
Revenues	50,073	48,712	$ 57,342
Operating income	1,172	1,501	1,284
Equity Method Investment, Nonconsolidated Investee
Investments in Unconsolidated Entities
Current assets	475	528
Noncurrent assets	6,996	7,194
Current liabilities	261	476
Noncurrent liabilities	12	5
Revenues	2,193	1,667	1,726
Operating income	1,373	921	1,004
Net income	$ 1,407	$ 947	$ 1,011