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Business combinations - Additional information (Details) - Individually immaterial acquisitions - GBP (£) £ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Business combinations |  |
Deferred consideration | £ 22 | £ 13
Contingent consideration | £ 23 | 28
Payment term for both deferred and contingent consideration | 5 years |
Release of contingent consideration liabilities not paid | £ 10 | £ 1

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- Definition The amount, at acquisition date, of contingent consideration arrangements recognised as consideration transferred in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B64 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_g_i&doctype=Appendix&subtype=B -URIDate 2023-03-23 + 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, at acquisition date, of deferred consideration arrangements recognised as consideration transferred in a business combination. + References No definition available. + Details
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- Definition Represents the payable term for both deferred and contingent consideration. + References No definition available. + Details
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- Definition Represents the release of contingent consideration liabilities not paid. + References No definition available. + Details
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- Details
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