Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2023-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2022-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
As at 2021-04-04 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — |
271,893,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
272,354,000,000
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 | — | — |
254,987,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
256,655,000,000
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 |
38,000,000
GBP
|
176,000,000
GBP
|
16,906,000,000
GBP
|
1,233,000,000
GBP
|
1,336,000,000
GBP
|
47,000,000
GBP
|
14,000,000
GBP
|
14,184,000,000
GBP
|
46,000,000
GBP
|
184,000,000
GBP
|
1,334,000,000
GBP
|
1,336,000,000
GBP
|
12,753,000,000
GBP
|
43,000,000
GBP
|
89,000,000
GBP
|
15,699,000,000
GBP
|
44,000,000
GBP
|
195,000,000
GBP
|
1,334,000,000
GBP
|
1,336,000,000
GBP
|
11,140,000,000
GBP
|
46,000,000
GBP
|
110,000,000
GBP
|
14,113,000,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |