Disclosure Of First-Time Adoption [Text Block]
| Concept |
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 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 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 |
As at 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 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 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 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 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 |
2022-01-01 to 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 |
2022-01-01 to 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 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 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 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
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| Disclosure of first-time adoption [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of comparative information prepared under previous GAAP [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of comparative information prepared under previous GAAP [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Disclosure of comparative information prepared under previous GAAP [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
3,518,000,000
GBP
|
— | — | — |
1,000,000
GBP
|
— |
14,000,000
GBP
|
— |
25,000,000
GBP
|
754,000,000
GBP
|
2,998,000,000
GBP
|
— |
6,000,000
GBP
|
— | — |
–
GBP
|
— |
4,088,000,000
GBP
|
— | — |
5,000,000
GBP
|
1,723,000,000
GBP
|
532,000,000
GBP
|
— | — | — |
3,000,000
GBP
|
— |
4,098,000,000
GBP
|
— |
1,000,000
GBP
|
9,000,000
GBP
|
1,723,000,000
GBP
|
3,302,000,000
GBP
|
25,000,000
GBP
|
511,000,000
GBP
|
2,998,000,000
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
4,097,000,000
GBP
|
763,000,000
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
— |
763,000,000
GBP
|
1,000,000
GBP
|
— |
9,000,000
GBP
|
1,000,000
GBP
|
4,000,000
GBP
|
25,000,000
GBP
|
— |
3,301,000,000
GBP
|
1,000,000
GBP
|
— |
1,927,000,000
GBP
|
— |
–
GBP
|
1,723,000,000
GBP
|
— | — | — | — |
–
GBP
|
7,000,000
GBP
|
— | — |
1,000,000
GBP
|
211,000,000
GBP
|
19,000,000
GBP
|
— | — |
3,166,000,000
GBP
|
— |
1,264,000,000
GBP
|
2,000,000
GBP
|
9,000,000
GBP
|
— |
10,000,000
GBP
|
4,000,000
GBP
|
1,000,000
GBP
|
208,000,000
GBP
|
1,926,000,000
GBP
|
7,000,000
GBP
|
1,131,000,000
GBP
|
3,031,000,000
GBP
|
1,000,000
GBP
|
18,000,000
GBP
|
–
GBP
|
1,723,000,000
GBP
|
| Comprehensive income | — |
–
GBP
|
387,000,000
GBP
|
–
GBP
|
— |
243,000,000
GBP
|
— |
–
GBP
|
— | — | — |
–
GBP
|
— |
3,000,000
GBP
|
156,000,000
GBP
|
— |
–
GBP
|
— |
231,000,000
GBP
|
–
GBP
|
— | — | — |
9,000,000
GBP
|
–
GBP
|
308,000,000
GBP
|
— |
–
GBP
|
— |
63,000,000
GBP
|
— | — | — | — | — | — | — |
300,000,000
GBP
|
— |
245,000,000
GBP
|
–
GBP
|
— | — | — |
6,000,000
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
— | — |
2,000,000
GBP
|
— | — | — | — |
–
GBP
|
— | — |
10,000,000
GBP
|
— |
1,000,000
GBP
|
— | — |
13,000,000
GBP
|
1,000,000
GBP
|
–
GBP
|
–
GBP
|
— | — |
275,000,000
GBP
|
3,000,000
GBP
|
— | — | — |
276,000,000
GBP
|
–
GBP
|
— |
–
GBP
|
— | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Profit (loss) | — |
–
GBP
|
381,000,000
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
— | — | — | — | — | — |
381,000,000
GBP
|
— | — | — |
–
GBP
|
— | — | — | — | — |
–
GBP
|
–
GBP
|
— |
–
GBP
|
— |
232,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
232,000,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
–
GBP
|
— | — | — | — |
–
GBP
|
— | — | — |
263,000,000
GBP
|
— | — | — | — |
263,000,000
GBP
|
–
GBP
|
— | — | — | — | — |
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |