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Commitments - Narrative (Details) - GBP (£) £ in Millions | 12 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2020
Disclosure of Commitments [Abstract] |  |  |
Capital expenditure on intangibles and property, plant and equipment | £ 399 | £ 263 | £ 312
Minimum lease rentals payables for short term leases and leases of low-value assets | 13 | 11 | 19
Total future cash outflow for leases that had not yet commenced and not recognised as lease liabilities | £ 11 | £ 132 | £ 133

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- Definition Disclosure of commitments. + References No definition available. + Details
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- Definition Lease Commitments For Short-term and Low-value Leases For Which Recognition Exemption Has Been Used + References No definition available. + Details
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- Definition Potential Exposure To Future Cash Outflow Arising From leases not yet commenced and not recognised as lease liabilities + References No definition available. + Details
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- Definition The amount of future capital expenditures that the entity is committed to make. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
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