Disclosure Of Income Tax [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of income tax [text block] |
|
— | — | — | — | — | — | — | — | — |
| Major components of tax expense (income) [abstract] | ||||||||||
| Tax expense (income) |
172,400,000
GBP
|
— | — | — | — | — | — |
160,200,000
GBP
|
— | — |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||
| Income tax relating to components of other comprehensive income |
–
GBP
|
— |
600,000
GBP
|
100,000
GBP
|
500,000
GBP
|
— |
2,600,000
GBP
|
3,700,000
GBP
|
1,400,000
GBP
|
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 | — |
14,200,000
GBP
|
— | — | — |
4,000,000
GBP
|
— | — | — | — |
| Deferred tax liabilities | — |
190,100,000
GBP
|
— | — | — |
192,700,000
GBP
|
— | — | — | — |
| Reconciliation of changes in deferred tax liability (asset) [abstract] | ||||||||||
| Changes in deferred tax liability (asset) [abstract] | ||||||||||
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |