Provision for decommissioning costs (Details 1) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Provision For Decommissioning Costs | ||
| Opening balance | $ 28,514 | $ 26,202 |
| Adjustment to provision | 7 | 8 |
| Transfers related to liabilities held for sale | 100 | |
| Use of provisions | (1,306) | (721) |
| Interest accrued | 688 | 629 |
| Others | (8) | (12) |
| Translation adjustment | 1,799 | 3,530 |
| Closing balance | $ 29,694 | $ 29,736 |
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- References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The increase (decrease) in other provisions. [Refer: Other provisions] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The increase in existing other provisions. [Refer: Other provisions] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The increase (decrease) in other provisions resulting from foreign currency exchange rate changes on provisions measured in a currency different from the entity's presentation currency. [Refer: Other provisions] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The increase (decrease) in other provisions resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Other provisions] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- References No definition available.
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- References No definition available.
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