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Intangible assets - Summary of intangible assets (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Nov. 08, 2023
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | $ 4,389 | $ 3,645 |  |
Adjustment on currency translation | (243) | 61 |  |
Additions | 532 | 592 |  |
Amortisation for the year | (138) | (124) | $ (159) |
Impairment reversal |  | 231 |  |
Newly consolidated operations |  | 85 |  |
Disposals, transfers and other movements | (1,736) | (101) |  |
Intangible assets at end of period | $ 2,804 | $ 4,389 | 3,645 |
Average borrowing rate used for capitalisation of interest | 7.20% | 7.50% |  |
Meridian Minera Limitada | Agua De La Falda |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Percentage of voting equity interests acquired |  |  |  | 57.74%
- cost |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | $ 7,133 |  |  |
Intangible assets at end of period | 5,451 | $ 7,133 |  |
– accumulated amortisation and impairment |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | (2,744) |  |  |
Intangible assets at end of period | (2,647) | (2,744) |  |
Exploration and evaluation |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 1,979 | 1,368 |  |
Adjustment on currency translation | (44) | 0 |  |
Additions | 416 | 471 |  |
Amortisation for the year | 0 | 0 |  |
Impairment reversal |  | 231 |  |
Newly consolidated operations |  | 85 |  |
Disposals, transfers and other movements | (1,789) | (176) |  |
Intangible assets at end of period | 562 | 1,979 | 1,368 |
Exploration and evaluation | Simandou Iron Ore Project |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Disposals, transfers and other movements | 732 |  |  |
Exploration and evaluation | Rincon Mining Pty Limited |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Disposals, transfers and other movements | 1,013 |  |  |
Exploration and evaluation | - cost |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 1,989 |  |  |
Intangible assets at end of period | 564 | 1,989 |  |
Exploration and evaluation | – accumulated amortisation and impairment |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | (10) |  |  |
Intangible assets at end of period | (2) | (10) |  |
Trademarks, patented and non-patented technology |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 9 | 12 |  |
Adjustment on currency translation | (1) | 1 |  |
Additions | 0 | 0 |  |
Amortisation for the year | (4) | (4) |  |
Impairment reversal |  | 0 |  |
Newly consolidated operations |  | 0 |  |
Disposals, transfers and other movements | 0 | 0 |  |
Intangible assets at end of period | 4 | 9 | 12 |
Trademarks, patented and non-patented technology | - cost |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 222 |  |  |
Intangible assets at end of period | 207 | 222 |  |
Trademarks, patented and non-patented technology | – accumulated amortisation and impairment |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | (213) |  |  |
Intangible assets at end of period | (203) | (213) |  |
Contract-based intangible assets |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 1,953 | 1,875 |  |
Adjustment on currency translation | (159) | 52 |  |
Additions | 0 | 0 |  |
Amortisation for the year | (7) | (7) |  |
Impairment reversal |  | 0 |  |
Newly consolidated operations |  | 0 |  |
Disposals, transfers and other movements | 0 | 33 |  |
Intangible assets at end of period | 1,787 | 1,953 | 1,875 |
Contract-based intangible assets | - cost |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 2,996 |  |  |
Intangible assets at end of period | 2,758 | 2,996 |  |
Contract-based intangible assets | – accumulated amortisation and impairment |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | (1,043) |  |  |
Intangible assets at end of period | (971) | (1,043) |  |
Other intangible assets |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 448 | 390 |  |
Adjustment on currency translation | (39) | 8 |  |
Additions | 116 | 121 |  |
Amortisation for the year | (127) | (113) |  |
Impairment reversal |  | 0 |  |
Newly consolidated operations |  | 0 |  |
Disposals, transfers and other movements | 53 | 42 |  |
Intangible assets at end of period | 451 | 448 | $ 390 |
Carbon abatement spend | 50 | 61 |  |
Other intangible assets | - cost |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | 1,926 |  |  |
Intangible assets at end of period | 1,922 | 1,926 |  |
Other intangible assets | – accumulated amortisation and impairment |  |  |  |
Disclosure of detailed information about intangible assets [Line Items] |  |  |  |
Intangible assets at beginning of period | (1,478) |  |  |
Intangible assets at end of period | $ (1,471) | $ (1,478) |  |

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