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v3.23.2

Taxation (Detail) | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Taxation [Abstract] |  |
Average effective tax rate | 26.90% | 28.10%

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- Definition The tax expense (income) divided by the accounting profit. [Refer: Accounting profit] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2022-03-24 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2022-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2022-03-24 + Details
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Balance Type: | na
Period Type: | duration

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- Definition Taxation + References No definition available. + Details
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Namespace Prefix: | wpp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration