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Unaudited condensed consolidated interim statement of changes in equity (Parenthetical) - GBP (£) £ in Millions | Jun. 30, 2023 | Jun. 30, 2022
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Statement of changes in equity [abstract] |  |
Reserve of gains and losses on hedging instruments that hedge investments in equity instruments | £ 347.2 | £ 343.4

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- Definition A component of equity representing the accumulated gains and losses on hedging instruments that hedge investments in equity instruments that the entity has designated at fair value through other comprehensive income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 78 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_e&doctype=Standard -URIDate 2022-03-24 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
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Period Type: | duration