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Business combinations - Cash Outflow From Current and Past acquisitions (Details) - GBP (£) £ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Oct. 12, 2022
Business combinations |  |  |  |
Total purchase consideration | £ 4,369 | £ 314 |  |
Equity interests of acquirer | (3,023) |  |  |
Consideration payable in future periods | (45) | (41) |  |
Purchase consideration paid in cash | 1,301 | 273 |  |
Cash and cash equivalents in acquired companies and businesses | (322) | (6) |  |
Cash outflow on current period acquisitions | 979 | 267 |  |
Deferred consideration paid | 39 | 196 |  |
Cash outflow on current and past acquisitions | 1,018 | £ 463 | £ 194 |
Terminix Global Holdings, Inc |  |  |  |
Business combinations |  |  |  |
Total purchase consideration | 4,110 |  |  | £ 4,110
Equity interests of acquirer | (3,023) |  |  |
Purchase consideration paid in cash | 1,087 |  |  | £ 1,087
Cash and cash equivalents in acquired companies and businesses | (313) |  |  |
Cash outflow on current period acquisitions | 774 |  |  |
Cash outflow on current and past acquisitions | 774 |  |  |
Individually immaterial acquisitions |  |  |  |
Business combinations |  |  |  |
Total purchase consideration | 259 |  |  |
Consideration payable in future periods | (45) |  |  |
Purchase consideration paid in cash | 214 |  |  |
Cash and cash equivalents in acquired companies and businesses | (9) |  |  |
Cash outflow on current period acquisitions | 205 |  |  |
Deferred consideration paid | 39 |  |  |
Cash outflow on current and past acquisitions | £ 244 |  |  |

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- Definition The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2023-03-23 + Details
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