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Inventories (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Schedule of Inventories |  |
Refinery feedstocks | $ 1,826 | $ 2,167
Refined petroleum products and blendstocks | 4,035 | 4,016
Renewable diesel feedstocks and products | 840 | 872
Ethanol feedstocks and products | 292 | 342
Materials and supplies | 401 | 364
Inventories | 7,394 | 7,761
Inventories (Textual) |  |
Excess of market value over carrying amount of LIFO inventories | 3,400 | 4,000
Amount of non-LIFO inventory | $ 1,200 | $ 1,300

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- Definition Carrying amount as of the balance sheet date of finished goods inventories for petroleum products, crude oil, petrochemical products, and other oil and gas inventories. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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