Cash and cash equivalents (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Accounting Standards, Amendments and Interpretations Issued but not yet Applied [Abstract] | |||
| Cash | $ 157 | $ 389 | |
| Cash equivalents | 44 | 252 | |
| Cash and cash equivalents | $ 202 | $ 641 | $ 900 |
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- Definition The amount of cash on hand and demand deposits. [Refer: Cash on hand] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition A classification of cash equivalents representing short-term investments. [Refer: Cash equivalents] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Accounting Standards, Amendments and Interpretations Issued but not yet Applied [Abstract] No definition available.
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