Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
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| Disclosure of fair value measurement [text block] | — |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | ||||||||||||||||||||||||||||
| Assets |
6 ,9 6 3 . 7
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
3 , 5 5 8 .1
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of liabilities [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [line items] | ||||||||||||||||||||||||||||
| Liabilities |
5, 3 9 6. 7
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
2 , 4 2 7. 6
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, liabilities [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of equity [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | ||||||||||||||||||||||||||||
| Equity |
1 , 5 6 7. 0
GBP
|
— |
6 9. 3
GBP
|
34,200,000
GBP
|
14 6 . 7
GBP
|
14 3 . 0
GBP
|
820 .4
GBP
|
3 7. 6
GBP
|
315 . 8
GBP
|
1, 5 3 2 . 8
GBP
|
1, 0 0 8 .7
GBP
|
14 2 .1
GBP
|
2 2 7.1
GBP
|
1,13 0 . 5
GBP
|
–
GBP
|
1,1 0 8 .9
GBP
|
21. 6
GBP
|
14 6 . 7
GBP
|
38,500,000
GBP
|
96 2.8
GBP
|
19. 3
GBP
|
1, 0 41.9
GBP
|
3 9. 4
GBP
|
–
GBP
|
24 8.2
GBP
|
14 6 . 7
GBP
|
1, 0 61. 2
GBP
|
141. 2
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |