Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
9,24 7
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
11, 41 8
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 |
3,37 0
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,562,000,000
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 |
5,87 7
GBP
|
7,000,000
GBP
|
207,000,000
GBP
|
— |
14 9
GBP
|
12 9
GBP
|
640,000,000
GBP
|
5,02 1
GBP
|
280,000,000
GBP
|
5,66 3
GBP
|
5,77 5
GBP
|
17 1
GBP
|
1,09 4
GBP
|
207,000,000
GBP
|
6,000,000
GBP
|
7,856,000,000
GBP
|
7,64 3
GBP
|
640,000,000
GBP
|
305,000,000
GBP
|
4, 970
GBP
|
6, 810
GBP
|
306,000,000
GBP
|
–
GBP
|
170,000,000
GBP
|
3,000,000
GBP
|
1,064,000,000
GBP
|
640,000,000
GBP
|
6, 813
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] | ||||||||||||||||||||||||||||
| Disclosure of significant unobservable inputs used in fair value measurement of assets [text block] | — | — | — |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [text block] | — | — | — |
|
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