Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — |
9,842,000,000
GBP
|
— | — | — | — | — |
8,875,000,000
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 | — | — | — | — | — | — |
3,109,000,000
GBP
|
— | — | — | — | — |
2,892,000,000
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 |
6,718,000,000
GBP
|
213,000,000
GBP
|
2,000,000
GBP
|
234,000,000
GBP
|
1,307,000,000
GBP
|
4,959,000,000
GBP
|
6,733,000,000
GBP
|
15,000,000
GBP
|
3,000,000
GBP
|
2,000,000
GBP
|
4,154,000,000
GBP
|
213,000,000
GBP
|
5,983,000,000
GBP
|
234,000,000
GBP
|
1,307,000,000
GBP
|
14,000,000
GBP
|
59,000,000
GBP
|
5,924,000,000
GBP
|
112,000,000
GBP
|
7,035,000,000
GBP
|
234,000,000
GBP
|
213,000,000
GBP
|
7,147,000,000
GBP
|
26,000,000
GBP
|
1,307,000,000
GBP
|
12,000,000
GBP
|
5,243,000,000
GBP
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |