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Costs of services and general and administrative costs - Additional Information (Detail) - GBP (£) £ in Millions | 1 Months Ended | 6 Months Ended
--- | --- | ---
May 31, 2022 | Jun. 30, 2022 | Jun. 30, 2021
Disclosure Of Information About Operating Cost [line items] |  |  |
Restructuring and transformation costs in relation to the continuing restructuring plan |  | £ 75.3 | £ 34.3
Capitalised costs |  |  | 46.3
Transformation costs |  | 15.8 |
Restructuring costs in relation to COVID-19 |  | 5.9 | 19.7
Net losses on disposals of investments |  | 48.1 |
Losses on disposals of investments | £ 65.1 |  |
Gain in relation to the reclassification to other investments |  | 60.4 |
Litigation settlement provision |  |  | £ 21.7
Investor Day |  |  |
Disclosure Of Information About Operating Cost [line items] |  |  |
Restructuring and transformation costs in relation to the continuing restructuring plan |  | £ 59.5 |

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- Definition The gains (losses) on disposals of investments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 98 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_98_d&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The losses on the disposal of investments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 98 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_98_d&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition Gain in Reclassification From Interest in Associates to Other Investments + References No definition available. + Details
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- Details
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