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Asset Retirement Obligations (Tables) | 9 Months Ended
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Sep. 30, 2025
Asset Retirement Obligation [Abstract] |
Schedule of Asset Retirement Obligation Rollforward Analysis | The following table presents the reconciliation of the beginning and ending aggregate carrying amounts of short-term and long-term legal obligations associated with the retirement of property, plant and equipment for the nine-month periods ended September 30, 2025 and 2024 (in millions):
| Nine Months Ended September 30,
| 2025 |  | 2024
Carrying Amount at January 1 | $ | 1,460 |  |  | $ | 1,506 |
Liabilities Incurred (1) | 84 |  |  | 39 |
Liabilities Settled (2) | (53) |  |  | (50) |
Accretion | 44 |  |  | 43 |
Revisions | 5 |  |  | (84) |
Foreign Currency Translations | 1 |  |  | (1) |
Carrying Amount at September 30 | $ | 1,541 |  |  | $ | 1,453 |
Current Portion | $ | 72 |  |  | $ | 44 |
Noncurrent Portion | $ | 1,469 |  |  | $ | 1,409 |
(1)Liabilities incurred for the nine-month period ended September 30, 2025, included $52 million related to the Encino acquisition. (2)Includes settlements related to asset sales and property exchanges.

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- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
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