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Close-down, restoration and environmental provisions - Summary of provisions, including post-retirement benefits (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of other provisions [Line Items] |  |  |
Provisions, beginning balance | $ 1,558 | $ 1,658 |
Adjustment on currency translation | (83) | 32 |
Charged/(credited) to profit: |  |  |
– increases to existing and new provisions | 199 | 78 |
– unused amounts reversed | (12) | (26) |
Utilised in year | (133) | (277) |
Newly consolidated operation | 61 | 0 |
Transfers and other movements | 21 | (9) |
Provisions, ending balance | 1,456 | 1,558 | $ 1,658
Balance sheet analysis: |  |  |
Current | 359 | 361 |
Non-current | 1,097 | 1,197 |
Total | 1,456 | 1,558 | 1,658
Change in closure estimates (non-operating and fully impaired sites) | 86 | 1,272 | 180
Close down and restoration/ environmental |  |  |
Disclosure of other provisions [Line Items] |  |  |
Provisions, beginning balance | 17,150 | 15,759 |
Adjustment on currency translation | (1,128) | 241 |
Adjustments to mining properties/right-of-use assets: |  |  |
- increases to existing and new provisions | 851 | 629 |
– change in discount rate | (787) | (921) |
Charged/(credited) to profit: |  |  |
– increases to existing and new provisions | 435 | 1,654 |
– change in discount rate | (235) | (168) |
– unused amounts reversed | (88) | (195) |
– exchange losses/(gains) on provisions | 26 | (16) |
– amortisation of discount | 843 | 955 |
Utilised in year | (1,142) | (777) |
Transfers and other movements | (255) | (11) |
Provisions, ending balance | 15,731 | 17,150 | 15,759
Balance sheet analysis: |  |  |
Current | 1,183 | 1,523 |
Non-current | 14,548 | 15,627 |
Total | 15,731 | 17,150 | $ 15,759
Change in closure estimates (non-operating and fully impaired sites) |  | 873 |
Close down and restoration/ environmental | Diavik Diamond Mines (2012) Inc. |  |  |
Balance sheet analysis: |  |  |
Provisions relating to insurance recoveries and other financial assets held | $ 350 | $ 366 |

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- Definition The increase in other provisions resulting from acquisitions through business combinations. [Refer: Total for all business combinations [member]; Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2024-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of current provisions, including provisions for employee benefits. [Refer: Provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 54 -Subparagraph l -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_l&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of expense recognised due to the unwinding of the discount on provisions other than provisions for employee benefits, resulting from the effect of the passage of time. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The increase (decrease) in other provisions resulting from a change in discount rate. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2024-01-01 -Paragraph 84 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84_e&doctype=Standard -URIDate 2024-03-27 + Details
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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] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2024-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84&doctype=Standard -URIDate 2024-03-27 + Details
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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] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2024-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84&doctype=Standard -URIDate 2024-03-27 + Details
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