Disclosure Of Fair Value Measurement [Text Block]
| Concept |
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 |
2022-11-01 to 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 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] | — | — | — | — | — |
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— | — | — | — | — | — | — | — | — | — |
| 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 |
2,956,900,000
GBP
|
— | — | — | — | — | — |
2,707,500,000
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 |
1,021,800,000
GBP
|
— | — | — | — | — | — |
914,100,000
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 |
1,935,100,000
GBP
|
1,858,200,000
GBP
|
62,000,000
GBP
|
2,200,000
GBP
|
12,700,000
GBP
|
— |
8,500,000
GBP
|
1,793,400,000
GBP
|
2,100,000
GBP
|
61,800,000
GBP
|
1,721,000,000
GBP
|
1,374,900,000
GBP
|
61,300,000
GBP
|
5,100,000
GBP
|
2,100,000
GBP
|
1,306,400,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |