Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of entity's operating segments [text block] | — |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [abstract] | ||||||||||||||||||||||
| Disclosure of operating segments [line items] | ||||||||||||||||||||||
| Interest income (expense) | — |
7,279,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
11,351,000,000
GBP
|
— | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — |
23,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
38,000,000
GBP
|
— | — |
| Tax expense (income) | — |
440,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
964,000,000
GBP
|
— | — |
| Profit (loss) before tax | — |
749,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,019,000,000
GBP
|
— | — | — | — |
3,019,000,000
GBP
|
— | — |
| Profit (loss) |
—
GBP
|
309,000,000
GBP
|
— |
297,000,000
GBP
|
—
GBP
|
12,000,000
GBP
|
297,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
— |
—
GBP
|
—
GBP
|
—
GBP
|
2,055,000,000
GBP
|
2,068,000,000
GBP
|
13,000,000
GBP
|
2,068,000,000
GBP
|
—
GBP
|
2,055,000,000
GBP
|
—
GBP
|
— |
| Assets | — | — |
189,622,000,000
GBP
|
— | — | — | — | — | — | — |
191,158,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
219,383,000,000
GBP
|
| Investments accounted for using equity method | — | — |
287,000,000
GBP
|
— | — | — | — | — | — | — |
413,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
469,000,000
GBP
|
| Liabilities | — | — |
185,538,000,000
GBP
|
— | — | — | — | — | — | — |
186,847,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
212,119,000,000
GBP
|
| Cash flows from (used in) operating activities | — |
2,016,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
504,000,000
GBP
|
— | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — |
603,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
368,000,000
GBP
|
— | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — |
680,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,202,000,000
GBP
|
— | — | — | — | — | — | — |