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Revenues and Segment Information, Disaggregation of Revenue by Product (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Revenue by Segment |  |  |
Revenues | [1] | $ 31,759 | $ 36,439
Refining [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 30,143 | 34,407
Refining [Member] | Gasoline and Blendstocks [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 13,126 | 15,048
Refining [Member] | Distillates [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 14,128 | 16,838
Refining [Member] | Other Product Revenues [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 2,889 | 2,521
Renewable Diesel [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 702 | 935
Renewable Diesel [Member] | Renewable Diesel [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 679 | 876
Renewable Diesel [Member] | Renewable Naphtha [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 23 | 59
Ethanol [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 914 | 1,097
Ethanol [Member] | Ethanol [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | 638 | 763
Ethanol [Member] | Distillers Grains [Member] |  |  |
Revenue by Segment |  |  |
Revenues |  | $ 276 | $ 334
[1] | Includes excise taxes on sales by certain of our foreign operations of $1,387 million and $1,422 million for the three months ended March 31, 2024 and 2023, respectively.

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