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Financial Risk Management - Summary of Foreign Currency Risk Arising From Financial Assets and Liabilities, Which Are Denominated In Currencies Other Than The US Dollar (Detail) - Currency risk [member] - USD ($) $ in Millions | Jun. 30, 2024 | Jun. 30, 2023
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Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | $ (3,938) | $ (3,629)
AUD |  |
Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | (3,850) | (4,168)
CAD |  |
Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | (543) | (312)
CLP |  |
Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | (150) | (74)
GBP |  |
Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | 323 | 353
EUR |  |
Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | 239 | 217
Other |  |
Disclosure of Detailed Information about Foreign Currency Risk Arising from Financial Assets and Liabilities which are Denominated in Currencies other than the US Dollar Explanatory [Line Items] |  |
Net Financial Assets Liabilities | $ 43 | $ 355

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