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Restructuring and Reorganization Costs - Narrative (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2024 USD ($) | Dec. 31, 2024 USD ($)
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | $ 980 |
Restructuring Incurred Cost Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag | Operating expenses |
Restructuring reserve, current | $ 560 | $ 560
Restructuring reserve, long term | 430 | 430
Minimum |  |
Restructuring Cost and Reserve [Line Items] |  |
Structural reduction costs |  | 2,000
Maximum |  |
Restructuring Cost and Reserve [Line Items] |  |
Structural reduction costs |  | $ 3,000
Operating Segments | United States | Upstream |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | 240 |
Operating Segments | United States | Downstream |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | 247 |
Operating Segments | International | Upstream |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | 197 |
Operating Segments | International | Downstream |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | 22 |
Segment Reporting, Reconciling Item |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | 274 |
Operating Expenses |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | 706 |
Selling, General and Administrative Expenses |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring charges | $ 274 |

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