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Revenues and Segment Information, Disaggregation of Revenue by Product (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Revenue by Segment |  |  |  |  |
Revenues | [1] | $ 32,168 | $ 32,876 | $ 92,315 | $ 99,125
Refining [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 30,414 | 31,332 | 87,495 | 94,519
Refining [Member] | Gasoline and Blendstocks [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 13,287 | 14,361 | 38,382 | 43,004
Refining [Member] | Distillates [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 14,582 | 13,855 | 40,736 | 42,286
Refining [Member] | Other Product Revenues [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 2,545 | 3,116 | 8,377 | 9,229
Renewable Diesel [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 719 | 632 | 1,777 | 1,888
Renewable Diesel [Member] | Renewable Diesel [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 623 | 610 | 1,484 | 1,829
Renewable Diesel [Member] | Renewable Naphtha [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 29 | 22 | 114 | 59
Renewable Diesel [Member] | Neat SAF [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 67 | 0 | 179 | 0
Ethanol [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 1,035 | 912 | 3,043 | 2,718
Ethanol [Member] | Ethanol [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | 823 | 685 | 2,390 | 1,985
Ethanol [Member] | Distillers Grains [Member] |  |  |  |  |
Revenue by Segment |  |  |  |  |
Revenues |  | $ 212 | $ 227 | $ 653 | $ 733
[1] | Includes excise taxes on sales by certain of our foreign operations of $1,827 million and $1,539 million for the three months ended September 30, 2025 and 2024, respectively, and $4,993 million and $4,382 million for the nine months ended September 30, 2025 and 2024, respectively.

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