XML 72 R63.htm IDEA: XBRL DOCUMENT
v3.21.2

Cash and cash equivalents and debt financing - Summary of Analysis of Cash Flows (Detail) - GBP (£) £ in Millions | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Cash flows from (used in) operating activities [abstract] |  |  |
Cash at bank and in hand |  | £ 1,704.1 | £ 10,075.0
Short-term bank deposits |  | 1,842.0 | 2,824.1
Overdrafts | [1] | (199.2) | (8,562.0)
Cash and cash equivalents |  | £ 3,346.9 | £ 4,337.1
[1] | Bank overdrafts are included in cash and cash equivalents because they form an integral part of the Group’s cash management.

X
- Definition The amount that has been withdrawn from an account in excess of existing cash balances. This is considered a short-term extension of credit by the bank. [Refer: Cash and cash equivalents] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2020-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_BankOverdraftsClassifiedAsCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of cash on hand and demand deposits. [Refer: Cash on hand] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2020-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_Cash
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition A classification of cash equivalents representing short-term deposits. [Refer: Cash equivalents] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2020-01-01 -Paragraph 45 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash and cash equivalents classified not part of disposal group held for sale. + References No definition available. + Details
Name: | wpp_CashAndCashEquivalentsClassifiedNotPartOfDisposalGroupHeldForSale
Namespace Prefix: | wpp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant