Significant Events - Summary of Financial Impacts of Samarco Dam Failure (Parenthetical) (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
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Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Disclosure of exceptional items [line items] | |||
| Funding provided during the period | $ (350) | ||
| Samarco dam failure one [Member] | |||
| Disclosure of exceptional items [line items] | |||
| Change in estimate | 575 | $ 540 | $ 3,700 |
| Exchange translation | 203 | 119 | (867) |
| Funding provided during the period | (125) | ||
| Utilisation | $ 2,030 | $ 1,773 | $ 515 |
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- Definition Disclosure of exceptional items. No definition available.
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- Definition The increase (decrease) in an accounting estimate that has an effect in the current period or is expected to have an effect in future periods. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount used (ie incurred and charged against the provision) for other provisions. [Refer: Other provisions] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The cash outflow for the purchase of interests in investments accounted for using the equity method. [Refer: Investments accounted for using equity method] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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