Disclosure Of Fair Value Measurement [Text Block]
| Concept |
2023-01-29 to 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2024-01-27 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2023-01-28 |
As at 2022-01-29 |
As at 2022-01-29 |
As at 2022-01-29 |
As at 2022-01-29 |
As at 2022-01-29 |
As at 2022-01-29 |
As at 2022-01-29 |
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As at 2022-01-29 |
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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 | — |
4,724,300,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,983,800,000
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 | — |
3,085,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,818,700,000
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 | — |
1,638,800,000
GBP
|
126,900,000
GBP
|
3,271,300,000
GBP
|
1,443,800,000
GBP
|
1,511,900,000
GBP
|
4,700,000
GBP
|
387,300,000
GBP
|
7,500,000
GBP
|
300,000
GBP
|
12,700,000
GBP
|
17,300,000
GBP
|
54,200,000
GBP
|
3,700,000
GBP
|
4,600,000
GBP
|
900,000
GBP
|
1,165,100,000
GBP
|
2,984,800,000
GBP
|
1,443,800,000
GBP
|
11,300,000
GBP
|
396,700,000
GBP
|
400,000
GBP
|
17,000,000
GBP
|
1,160,500,000
GBP
|
12,900,000
GBP
|
4,900,000
GBP
|
13,300,000
GBP
|
16,600,000
GBP
|
900,000
GBP
|
27,900,000
GBP
|
331,700,000
GBP
|
1,010,000,000
GBP
|
2,731,000,000
GBP
|
1,010,000,000
GBP
|
–
GBP
|
700,000
GBP
|
1,443,800,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |