Long-Lived Assets (Disposals) (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
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| Disposals | |||
| Gain (loss) on the sale of assets | $ 4 | $ 2 | |
| Proceeds from disposal of assets, net of costs to sell | 25 | $ 2 | |
| Assets sold, not discontinued operations | Rig sales | |||
| Disposals | |||
| Gain (loss) on the sale of assets | 4 | ||
| Proceeds from disposal of assets, net of costs to sell | $ 27 | $ 3 | |
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- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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