Variable Interest Entities (Details) $ in Millions	Jun. 30, 2026 USD ($) subsidiary plant	Dec. 31, 2025 USD ($)
Assets
Cash and cash equivalents	$ 7,874	$ 4,688
Property, plant, and equipment, net	26,845	27,617
Liabilities
Current liabilities, including current portion of debt and finance lease obligations	18,742	14,109
Debt and finance lease obligations, less current portion	10,422	9,670
Variable Interest Entity, Primary Beneficiary [Member]
Assets
Cash and cash equivalents	443	228
Other current assets	1,862	1,173
Property, plant, and equipment, net	4,213	4,323
Liabilities
Current liabilities, including current portion of debt and finance lease obligations	595	344
Debt and finance lease obligations, less current portion	603	616
Diamond Green Diesel Holdings LLC (DGD) [Member]
Assets
Cash and cash equivalents	387	196
Other current assets	1,741	1,106
Property, plant, and equipment, net	3,544	3,643
Liabilities
Current liabilities, including current portion of debt and finance lease obligations	567	297
Debt and finance lease obligations, less current portion	$ 603	616
Variable Interest Entity (Textual)
Number of plants owned by DGD joint venture \| plant	2
Central Mexico Terminals [Member]
Assets
Cash and cash equivalents	$ 1	2
Other current assets	15	18
Property, plant, and equipment, net	609	619
Liabilities
Current liabilities, including current portion of debt and finance lease obligations	23	43
Debt and finance lease obligations, less current portion	$ 0	0
Variable Interest Entity (Textual)
Number of subsidiaries \| subsidiary	3
Other VIEs [Member]
Assets
Cash and cash equivalents	$ 55	30
Other current assets	106	49
Property, plant, and equipment, net	60	61
Liabilities
Current liabilities, including current portion of debt and finance lease obligations	5	4
Debt and finance lease obligations, less current portion	$ 0	$ 0

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