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Condensed Consolidated Statements of Cash Flows - additional details - Change in net current assets and other operating cash flow items (Details) - USD ($) $ in Millions | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Cash Flow Statement [Abstract] |  |
(Increase) in inventories | $ (107) | $ (71)
(Increase) in trade receivables | (165) | (116)
Increase in trade payables | 108 | 72
Net change in other operating assets | (31) | (3)
Net change in other operating liabilities | (131) | (198)
Total | $ (326) | $ (316)

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- Definition Cash Flow Statement [Abstract] + References No definition available. + Details
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- Definition Adjustments for decrease (increase) in inventories to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Inventories; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 20 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_20_a&doctype=Standard -URIDate 2024-03-27 + Details
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