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v3.26.1

Operating Segments and Geographic Data - Schedule of Segment Assets (Details) - USD ($) $ in Millions | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Segment Reporting [Line Items] |  |
Total Assets | $ 330,135 | $ 324,012
Goodwill | 4,568 | 4,568
U.S. |  |
Segment Reporting [Line Items] |  |
Total Assets | 132,602 | 128,700
International |  |
Segment Reporting [Line Items] |  |
Total Assets | 192,965 | 190,744
Operating Segments |  |
Segment Reporting [Line Items] |  |
Total Assets | 315,588 | 312,218
Operating Segments | Upstream |  |
Segment Reporting [Line Items] |  |
Total Assets | 255,157 | 256,975
Goodwill | 4,216 | 4,216
Operating Segments | Upstream | U.S. |  |
Segment Reporting [Line Items] |  |
Total Assets | 84,072 | 84,559
Operating Segments | Upstream | International |  |
Segment Reporting [Line Items] |  |
Total Assets | 166,869 | 168,200
Operating Segments | Downstream |  |
Segment Reporting [Line Items] |  |
Total Assets | 60,431 | 55,243
Goodwill | 352 | 352
Operating Segments | Downstream | U.S. |  |
Segment Reporting [Line Items] |  |
Total Assets | 36,028 | 33,745
Operating Segments | Downstream | International |  |
Segment Reporting [Line Items] |  |
Total Assets | 24,051 | 21,146
Segment Reporting, Reconciling Item |  |
Segment Reporting [Line Items] |  |
Total Assets | 14,547 | 11,794
Segment Reporting, Reconciling Item | U.S. |  |
Segment Reporting [Line Items] |  |
Total Assets | 12,502 | 10,396
Segment Reporting, Reconciling Item | International |  |
Segment Reporting [Line Items] |  |
Total Assets | $ 2,045 | $ 1,398

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