Disclosure Of Income Tax [Text Block]

WPP PLC - Filing #1592575

Concept	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31
Disclosure of income tax [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Major components of tax expense (income) [abstract]
Tax expense (income)	—	—	—	—	—	—	—	2 3 0.1 GBP	—	1 2 7. 1 GBP	—	—	—	—	—	—	—	—	—	2 8 7. 2 GBP
Income tax relating to components of other comprehensive income [abstract]
Income tax relating to remeasurements of defined benefit plans included in other comprehensive income	− GBP	− GBP	− GBP	3 .0 GBP	—	− GBP	− GBP	3 . 0 GBP	3,000,000 GBP	7. 4 GBP	− GBP	7. 4 GBP	− GBP	− GBP	—	– GBP	− GBP	7. 4 GBP	—	6,400,000 GBP
Disclosure of temporary difference, unused tax losses and unused tax credits [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of temporary difference, unused tax losses and unused tax credits [abstract]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Deferred tax assets and liabilities [abstract]
Deferred tax assets	—	—	—	—	3 41 . 5 GBP	—	—	—	—	—	—	—	—	—	2 1 2 .9 GBP	—	—	—	1 8 7. 9 GBP	—
Deferred tax liabilities	—	—	—	—	312 . 5 GBP	—	—	—	—	—	—	—	—	—	3 0 4 .1 GBP	—	—	—	3 7 9. 8 GBP	—
Reconciliation of accounting profit multiplied by applicable tax rates [abstract]