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Revenues and Segment Information, Components of Operating Income (Loss) (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 USD ($) ethanol_plant refinery | Jun. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) ethanol_plant refinery segment | Jun. 30, 2019 USD ($)
Segment Information for our Reportable Segments |  |  |  |  |
Revenues | [1] | $ 10,397 | $ 28,933 | $ 32,499 | $ 53,196
Cost of materials and other |  | 9,079 | 26,083 | 29,031 | 48,061
LCM inventory valuation adjustment |  | (2,248) | 0 | 294 | 0
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 1,027 | 1,175 | 2,151 | 2,390
Depreciation and amortization expense |  | 566 | 552 | 1,135 | 1,089
Total cost of sales |  | 8,424 | 27,810 | 32,611 | 51,540
Other operating expenses |  | 3 | 2 | 5 | 4
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 169 | 199 | 346 | 408
Depreciation and amortization expense |  | 12 | 14 | 25 | 28
Operating income (loss) |  | $ 1,789 | 908 | $ (488) | 1,216
Disclosure of Entity's Reportable Segments (Textual) |  |  |  |  |
Number of reportable segments | segment |  |  |  | 3 |
Number of petroleum refineries | refinery |  | 15 |  | 15 |
Number of ethanol plants | ethanol_plant |  | 14 |  | 14 |
Corporate, Reconciling Items And Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | $ (97) | (133) | $ (216) | (238)
Operating income (loss) |  | (182) | (213) | (373) | (436)
Corporate [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 0 | 1 | 0 | 1
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 169 | 199 | 346 | 408
Depreciation and amortization expense |  | 12 | 14 | 25 | 28
Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | (97) | (134) | (216) | (239)
Cost of materials and other |  | (96) | (133) | (214) | (238)
LCM inventory valuation adjustment |  | 0 |  | 0 |
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Total cost of sales |  | (96) | (133) | (214) | (238)
Other operating expenses |  | 0 | 0 | 0 | 0
Refining [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 9,615 | 27,746 | 30,600 | 50,964
Refining [Member] | Operating Segments [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 9,617 | 27,754 | 30,604 | 50,974
Cost of materials and other |  | 8,539 | 25,172 | 27,666 | 46,337
LCM inventory valuation adjustment |  | (2,137) |  | 277 |
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 928 | 1,026 | 1,923 | 2,097
Depreciation and amortization expense |  | 533 | 518 | 1,069 | 1,021
Total cost of sales |  | 7,863 | 26,716 | 30,935 | 49,455
Other operating expenses |  | 3 | 1 | 5 | 3
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Operating income (loss) |  | 1,751 | 1,037 | (336) | 1,516
Refining [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 2 | 8 | 4 | 10
Renewable Diesel [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 239 | 222 | 545 | 474
Renewable Diesel [Member] | Operating Segments [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 296 | 295 | 655 | 598
Cost of materials and other |  | 135 | 189 | 265 | 413
LCM inventory valuation adjustment |  | 0 |  | 0 |
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 20 | 17 | 40 | 36
Depreciation and amortization expense |  | 12 | 12 | 23 | 23
Total cost of sales |  | 167 | 218 | 328 | 472
Other operating expenses |  | 0 | 0 | 0 | 0
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Operating income (loss) |  | 129 | 77 | 327 | 126
Renewable Diesel [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 57 | 73 | 110 | 124
Ethanol [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 543 | 964 | 1,354 | 1,757
Ethanol [Member] | Operating Segments [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 581 | 1,017 | 1,456 | 1,862
Cost of materials and other |  | 501 | 855 | 1,314 | 1,549
LCM inventory valuation adjustment |  | (111) |  | 17 |
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 79 | 132 | 188 | 257
Depreciation and amortization expense |  | 21 | 22 | 43 | 45
Total cost of sales |  | 490 | 1,009 | 1,562 | 1,851
Other operating expenses |  | 0 | 1 | 0 | 1
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Operating income (loss) |  | 91 | 7 | (106) | 10
Ethanol [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | $ 38 | $ 53 | $ 102 | $ 105
[1] | Includes excise taxes on sales by certain of our international operations of $784 million and $1,410 million for the three months ended June 30, 2020 and 2019, respectively, and $2,152 million and $2,740 million for the six months ended June 30, 2020 and 2019, respectively.

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