Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2023-09-16 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2022-09-17 |
As at 2021-09-18 |
As at 2021-09-18 |
As at 2021-09-18 |
As at 2021-09-18 |
As at 2021-09-18 |
As at 2021-09-18 |
As at 2021-09-18 |
As at 2021-09-18 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — |
18,844,000,000
GBP
|
— | — | — | — | — |
19,775,000,000
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 | — | — |
7,651,000,000
GBP
|
— | — | — | — | — |
8,221,000,000
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 |
2,000,000
GBP
|
42,000,000
GBP
|
11,193,000,000
GBP
|
11,093,000,000
GBP
|
10,910,000,000
GBP
|
100,000,000
GBP
|
179,000,000
GBP
|
44,000,000
GBP
|
11,554,000,000
GBP
|
178,000,000
GBP
|
45,000,000
GBP
|
154,000,000
GBP
|
422,000,000
GBP
|
10,649,000,000
GBP
|
106,000,000
GBP
|
11,448,000,000
GBP
|
10,004,000,000
GBP
|
175,000,000
GBP
|
45,000,000
GBP
|
43,000,000
GBP
|
34,000,000
GBP
|
9,692,000,000
GBP
|
83,000,000
GBP
|
9,921,000,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |