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Inventories | 6 Months Ended
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Jun. 30, 2025
Inventory Disclosure [Abstract] |
Inventories | Note 2—Inventories
| Millions of Dollars
| June 30 2025 | December 31 2024
Crude oil and natural gas | $ | 1,013 |  | 907 |
Materials and supplies | 884 |  | 902 |
Total inventories | $ | 1,897 |  | 1,809 |
Inventories valued on the LIFO basis | $ | 588 |  | 578 |

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 330 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/330/tableOfContent + Details
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