Other assets (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Retirement assets | $ 52 | $ 61 |
| Electricity swaps | 24 | 12 |
| Deposits | 0 | 42 |
| Other | 23 | 13 |
| Other assets | $ 99 | $ 129 |
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- Definition The amount of long-term deposits held by the entity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of non-current net defined benefit asset. [Refer: Net defined benefit asset] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of non-current assets that the entity does not separately disclose in the same statement or note. [Refer: Non-current assets] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of non-current financial assets that the entity does not separately disclose in the same statement or note. [Refer: Other financial assets] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Assets, Non-Current Electricity Swaps No definition available.
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