XML 75 R66.htm IDEA: XBRL DOCUMENT
v3.21.2

Goodwill and acquisitions - Disclosure of Cash Generating Units with significant impairments of goodwill (Detail) - GBP (£) £ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | £ 5,100.0 |
Goodwill impairment |  |  | 2,812.9 | [1]
Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 5,463.0 |
Goodwill impairment | [2] |  | 2,484.7 |
Wunderman Thompson [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | 1,759.5 |
Goodwill impairment |  |  | 1,207.5 |
Wunderman Thompson [member] | Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 1,932.2 |
Goodwill impairment | [2] |  | 1,054.4 |
VMLY&R [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | 871.0 |
Goodwill impairment |  |  | 516.9 |
VMLY&R [member] | Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 918.3 |
Goodwill impairment | [2] |  | 472.0 |
Burson Cohn & Wolfe [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | 845.9 |
Goodwill impairment |  |  | 140.3 |
Burson Cohn & Wolfe [member] | Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 859.8 |
Goodwill impairment | [2] |  | 127.0 |
Geometry Global [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | 128.4 |
Goodwill impairment |  |  | 305.8 |
Geometry Global [member] | Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 205.9 |
Goodwill impairment | [2] |  | 232.5 |
Landor & Fitch [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | 169.5 |
Goodwill impairment |  |  | 185.4 |
Landor & Fitch [member] | Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 197.5 |
Goodwill impairment | [2] |  | 158.1 |
Other [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount |  |  | 1,325.7 |
Goodwill impairment |  |  | 457.0 |
Other [member] | Previously stated [member] |  |  |  |
Disclosure of Cash generating units with significant impairments of goodwill [Line Items] |  |  |  |
Recoverable amount | [2] |  | 1,349.3 |
Goodwill impairment | [2] |  | £ 440.7 |
[1] | Figures have been restated as described in the accounting policies.
[2] | As previously reported in the Company’s Form 6-K/A filed on 12 February 2021.

X
- Definition The amount of impairment loss recognised in profit or loss for goodwill. [Refer: Impairment loss recognised in profit or loss; Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2020-01-01 -Paragraph B67 -Subparagraph d -Clause v -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B67_d_v&doctype=Appendix&subtype=B -URIDate 2020-01-01 + Details
Name: | ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The higher of an asset’s (or cash-generating unit’s) fair value less costs of disposal and its value in use. [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2020-01-01 -Paragraph 130 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2020-en-r&anchor=para_130_e&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_RecoverableAmountOfAssetOrCashgeneratingUnit
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Disclosure Of Cash Generating Units With Significant Impairments Of Goodwill. + References No definition available. + Details
Name: | wpp_DisclosureOfCashGeneratingUnitsWithSignificantImpairmentsOfGoodWillLineItems
Namespace Prefix: | wpp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis=ifrs-full_PreviouslyStatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=wpp_WundermanThompsonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=wpp_VmlyAndRMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=wpp_BursonCohnWolfeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=wpp_GeometryGlobalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=wpp_LandorAndFitchMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis=wpp_OtherCashGeneratingUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |