Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2023-10-31 |
2022-11-01 to 2023-10-31 |
As at 2023-10-31 |
As at 2023-10-31 |
As at 2023-10-31 |
As at 2023-10-31 |
As at 2023-10-31 |
As at 2022-10-31 |
As at 2022-10-31 |
As at 2022-10-31 |
As at 2022-10-31 |
As at 2022-10-31 |
As at 2022-10-31 |
As at 2021-10-31 |
As at 2021-10-31 |
As at 2021-10-31 |
As at 2021-10-31 |
As at 2021-10-31 |
As at 2021-10-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — |
596,400,000
GBP
|
— |
620,100,000
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 | — | — | — | — | — | — |
217,900,000
GBP
|
— |
202,000,000
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 |
8,800,000
GBP
|
— |
62,900,000
GBP
|
308,700,000
GBP
|
2,800,000
GBP
|
12,900,000
GBP
|
378,500,000
GBP
|
7,500,000
GBP
|
418,100,000
GBP
|
2,800,000
GBP
|
307,700,000
GBP
|
87,200,000
GBP
|
12,900,000
GBP
|
352,800,000
GBP
|
2,800,000
GBP
|
307,100,000
GBP
|
27,100,000
GBP
|
12,900,000
GBP
|
57,100,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |