Supplemental Cash Flow Information (Details) $ in Millions		3 Months Ended	12 Months Ended
		Dec. 31, 2022 renewal	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Decrease (increase) in current assets:
Receivables, net			$ 1,562	$ (387)	$ (1,619)
Inventories			(286)	(684)	(672)
Prepaid expenses and other			320	(34)	(180)
Increase (decrease) in current liabilities:
Accounts payable			(430)	(169)	521
Accrued expenses			(168)	(50)	(5)
Taxes other than income taxes payable			(57)	(226)	98
Income taxes payable			(146)	(776)	231
Changes in current assets and current liabilities			795	(2,326)	(1,626)
Cash Flows Related to Interest and Income Taxes
Interest paid in excess of amount capitalized, including interest on finance leases			556	562	570
Income taxes paid, net (see Note 15)			843	3,494	3,288
Operating cash flows
Operating Leases			527	428	395
Finance Leases			116	107	83
Investing cash flows
Operating Leases			1	0	0
Financing cash flows
Finance Leases			245	250	180
Changes in lease balances resulting from new and modified leases, Operating Leases	[1]		448	396	178
Changes in lease balances resulting from new and modified leases, Finance Leases	[1]		318	$ 157	660
Supplemental Cash Flow Information (Textual)
Increase in noncontrolling interest, conversion of IEnova Revolver debt to equity			732
Diamond Green Diesel Holdings LLC (DGD) [Member] | DGD Port Arthur Plant [Member]
Financing cash flows
Changes in lease balances resulting from new and modified leases, Finance Leases					$ 500
Finance lease, term of contract		20 years			20 years
Finance lease, number of automatic renewal periods | renewal		2
Finance lease, renewal period		5 years			5 years
Variable Interest Entity, Primary Beneficiary [Member] | IEnova Revolver [Member] | Line of Credit [Member] | Central Mexico Terminals [Member]
Supplemental Cash Flow Information (Textual)
Debt conversion, debt amount converted			$ 732

[1] Noncash activity for the year ended December 31, 2022 primarily included approximately $500 million for a finance lease ROU asset and related liability recognized in connection with the completion of the DGD Port Arthur Plant. DGD entered into the finance lease agreement with a third party to utilize certain rail facilities, truck rack facilities, and tanks for the transportation and storage of feedstocks and renewable diesel. The agreement commenced in the fourth quarter of 2022, upon completion of the DGD Port Arthur Plant, and has an initial term of 20 years with two automatic five-year renewal periods.