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Post employment benefits - Balance sheet analysis of post employment plans (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022 | [1]
--- | --- | --- | --- | ---
Disclosure of defined benefit plans [line items] |  |  |  |
Non-current assets | $ 1,146 | $ 1,210 | [1] | $ 1,878
Non-current liabilities | (429) | (471) | [1] | $ (486)
Surplus restriction | 4 | 9 |  |
Funded plans |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |
Non-current assets | 1,146 | 1,210 |  |
Non-current liabilities | (152) | (167) |  |
Unfunded plans |  |  |  |
Disclosure of defined benefit plans [line items] |  |  |  |
Non-current liabilities | $ (277) | $ (304) |  |
[1] | (1) See pages 238-240 for an explanation under Accounting information and policies.

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- Definition The asset ceiling is the present value of any economic benefits available in the form of refunds from the plan or reduction in future contributions to the plan. + References No definition available. + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of non-current net defined benefit asset. [Refer: Net defined benefit asset] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of non-current net defined benefit liability. [Refer: Net defined benefit liability] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
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