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v3.25.1

Ordinary dividends - Summary of Proposed Final Dividend (Details) - £ / shares | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of Dividends [abstract] |  |  |
Proposed final dividend (pence per share) | £ 0.244 | £ 0.244 | £ 0.244

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- Definition Disclosure of dividends. + References No definition available. + Details
Name: | wpp_DisclosureOfDividendsAbstract
Namespace Prefix: | wpp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Suspended dividends that were due to be proposed or declared. + References No definition available. + Details
Name: | wpp_SuspendedDividendsThatWereDueToBeProposedOrDeclared
Namespace Prefix: | wpp_
Data Type: | dtr-types1:perShareItemType
Balance Type: | na
Period Type: | duration