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Post employment benefits - Balance sheet analysis of post employment plans (Details) - GBP (£) £ in Millions | Jun. 30, 2023 | Jun. 30, 2022
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Disclosure of defined benefit plans [line items] |  |
Non-current assets | £ 960 | £ 1,553
Non-current liabilities | (373) | (402)
Surplus restriction | 7 | 14
Funded plans |  |
Disclosure of defined benefit plans [line items] |  |
Non-current assets | 960 | 1,553
Non-current liabilities | (132) | (144)
Unfunded plans |  |
Disclosure of defined benefit plans [line items] |  |
Non-current liabilities | £ (241) | £ (258)

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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 2022-03-24 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard -URIDate 2022-03-24 + 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 2022-03-24 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard -URIDate 2022-03-24 + Details
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- Details
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- Details
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