Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — |
1,332,828,000
GBP
|
— | — | — | — |
1,215,729,000
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 | — | — |
106,872,000
GBP
|
— | — | — | — |
8,690,000
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 |
1,052,090,000
GBP
|
172,102,000
GBP
|
1,225,956,000
GBP
|
1,764,000
GBP
|
172,102,000
GBP
|
1,764,000
GBP
|
1,033,173,000
GBP
|
1,207,039,000
GBP
|
1,167,490,000
GBP
|
172,102,000
GBP
|
993,624,000
GBP
|
1,764,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |