Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
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 |
2023-01-01 to 2023-12-31 |
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 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when currency is not exchangeable into another currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of summarised financial information about foreign operation [abstract] | ||||||||||||||||||||||||
| Disclosure of summarised financial information about foreign operation [line items] | ||||||||||||||||||||||||
| Profit (loss) from continuing operations |
4,744,000,000
GBP
|
4,748,000,000
GBP
|
4,000,000
GBP
|
4,748,000,000
GBP
|
— | — | — | — |
3,857,000,000
GBP
|
3,851,000,000
GBP
|
6,000,000
GBP
|
— | — | — |
3,851,000,000
GBP
|
— |
44,000,000
GBP
|
— | — |
2,804,000,000
GBP
|
— | — |
2,848,000,000
GBP
|
2,804,000,000
GBP
|
| Profit (loss) from discontinued operations |
112,000,000
GBP
|
112,000,000
GBP
|
— |
112,000,000
GBP
|
— | — | — | — |
262,000,000
GBP
|
262,000,000
GBP
|
— | — | — | — |
262,000,000
GBP
|
— | — | — | — |
464,000,000
GBP
|
— | — |
464,000,000
GBP
|
464,000,000
GBP
|
| Profit (loss) |
4,632,000,000
GBP
|
— | — | — | — | — | — | — |
3,595,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
3,312,000,000
GBP
|
— |
| Other comprehensive income |
54,000,000
GBP
|
— | — | — | — | — | — | — |
2,970,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1,638,000,000
GBP
|
— |
| Comprehensive income |
4,686,000,000
GBP
|
4,690,000,000
GBP
|
4,000,000
GBP
|
4,402,000,000
GBP
|
637,000,000
GBP
|
-
GBP
|
53,000,000
GBP
|
872,000,000
GBP
|
625,000,000
GBP
|
3,093,000,000
GBP
|
6,000,000
GBP
|
2,376,000,000
GBP
|
-
GBP
|
371,000,000
GBP
|
619,000,000
GBP
|
273,000,000
GBP
|
48,000,000
GBP
|
-
GBP
|
624,000,000
GBP
|
1,626,000,000
GBP
|
403,000,000
GBP
|
91,000,000
GBP
|
1,674,000,000
GBP
|
2,744,000,000
GBP
|