Financial and Derivative Instruments - Schedule of Consolidated Statement of Income: The Effect of Derivatives (Details) - Commodity - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Consolidated Statement of Income: The Effect of Derivatives not Designated as Hedging Instruments | ||
| Total | $ (3,112) | $ (194) |
| Sales and other operating revenues | ||
| Consolidated Statement of Income: The Effect of Derivatives not Designated as Hedging Instruments | ||
| Total | (2,967) | (144) |
| Purchased crude oil and products | ||
| Consolidated Statement of Income: The Effect of Derivatives not Designated as Hedging Instruments | ||
| Total | (144) | (44) |
| Other income (loss) | ||
| Consolidated Statement of Income: The Effect of Derivatives not Designated as Hedging Instruments | ||
| Total | $ (1) | $ (6) |