Disclosure Of Income Tax [Text Block]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of income tax [text block] | — | — |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Major components of tax expense (income) [abstract] | ||||||||||||||||||||
| Tax expense (income) | — | — |
97,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
130,200,000
GBP
|
— |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||||||
| Income tax relating to cash flow hedges included in other comprehensive income | — |
–
GBP
|
7,000,000
GBP
|
–
GBP
|
–
GBP
|
7,000,000
GBP
|
–
GBP
|
7,000,000
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
— |
| Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income | — |
–
GBP
|
13,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
13,000,000
GBP
|
13,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,400,000
GBP
|
— |
–
GBP
|
–
GBP
|
1,400,000
GBP
|
–
GBP
|
1,400,000
GBP
|
–
GBP
|
| Tax expense (income) of discontinued operation [abstract] | ||||||||||||||||||||
| Tax expense (income) relating to profit (loss) from ordinary activities of discontinued operations | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,300,000
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 |
18,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
9,300,000
GBP
|
— | — | — | — | — | — |
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |