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Impairment of Non-current Assets - Summary of Goodwill Allocated to Cash Generating Units (Detail) - USD ($) $ in Millions	Jun. 30, 2023	Jun. 30, 2022
Disclosure of detailed information about goodwill allocated to cash generating unit explanatory [line items]
Goodwill	$ 1,389	$ 1,197
Olympic Dam [member]
Disclosure of detailed information about goodwill allocated to cash generating unit explanatory [line items]
Goodwill	1,010	1,010
OZ Minerals Limited provisional goodwill [member]
Disclosure of detailed information about goodwill allocated to cash generating unit explanatory [line items]
Goodwill	192
Other [member]
Disclosure of detailed information about goodwill allocated to cash generating unit explanatory [line items]
Goodwill	$ 187	$ 187

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- Definition

Disclosure of detailed information about goodwill allocated to cash generating unit explanatory.

+ References

No definition available.

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- Definition

The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Business combinations [member]]

+ References

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