Disclosure Of Interests In Other Entities [Text Block]
| Concept |
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 |
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 |
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 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of interests in other entities [text block] |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of interests in subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [text block] |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of subsidiaries [abstract] | ||||||||||||||||||||||||||||
| Disclosure of subsidiaries [line items] | ||||||||||||||||||||||||||||
| Profit (loss), attributable to non-controlling interests |
22,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
10,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
5,000,000
GBP
|
— | — |
| Non-controlling interests | — |
146,000,000
GBP
|
— | — | — | — | — | — | — |
131,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
131,000,000
GBP
|
— | — | — | — | — |
| Profit (loss) |
1,725,000,000
GBP
|
— | — |
1,703,000,000
GBP
|
22,000,000
GBP
|
1,703,000,000
GBP
|
— | — | — | — |
553,000,000
GBP
|
563,000,000
GBP
|
10,000,000
GBP
|
— | — | — |
563,000,000
GBP
|
— | — |
5,000,000
GBP
|
— |
1,041,000,000
GBP
|
— | — | — |
1,046,000,000
GBP
|
1,041,000,000
GBP
|
— |
| Comprehensive income |
2,092,000,000
GBP
|
— |
288,000,000
GBP
|
2,070,000,000
GBP
|
— |
1,569,000,000
GBP
|
294,000,000
GBP
|
422,000,000
GBP
|
661,000,000
GBP
|
— |
935,000,000
GBP
|
196,000,000
GBP
|
12,000,000
GBP
|
943,000,000
GBP
|
1,408,000,000
GBP
|
1,881,000,000
GBP
|
947,000,000
GBP
|
— |
665,000,000
GBP
|
4,000,000
GBP
|
165,000,000
GBP
|
93,000,000
GBP
|
— |
595,000,000
GBP
|
234,000,000
GBP
|
89,000,000
GBP
|
1,087,000,000
GBP
|
— |
| Disclosure of interests in associates [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [text block] |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of associates [abstract] | ||||||||||||||||||||||||||||
| Disclosure of associates [line items] | ||||||||||||||||||||||||||||
| Dividends received |
522,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
431,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
704,000,000
GBP
|
— | — |
| Other comprehensive income |
367,000,000
GBP
|
— |
288,000,000
GBP
|
367,000,000
GBP
|
—
GBP
|
134,000,000
GBP
|
294,000,000
GBP
|
422,000,000
GBP
|
661,000,000
GBP
|
— |
382,000,000
GBP
|
367,000,000
GBP
|
2,000,000
GBP
|
943,000,000
GBP
|
1,408,000,000
GBP
|
1,881,000,000
GBP
|
384,000,000
GBP
|
— |
665,000,000
GBP
|
9,000,000
GBP
|
165,000,000
GBP
|
948,000,000
GBP
|
— |
595,000,000
GBP
|
234,000,000
GBP
|
957,000,000
GBP
|
46,000,000
GBP
|
— |
| Disclosure of interests in joint arrangements [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [text block] |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of joint ventures [abstract] | ||||||||||||||||||||||||||||
| Disclosure of joint ventures [line items] | ||||||||||||||||||||||||||||
| Cash and cash equivalents | — |
177,037,000,000
GBP
|
— | — | — | — | — | — | — |
189,907,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
140,923,000,000
GBP
|
— | — | — | — |
125,304,000,000
GBP
|
| Interest income |
17,782,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
6,535,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,149,000,000
GBP
|
— | — |
| Interest expense |
15,631,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
4,631,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,395,000,000
GBP
|
— | — |
| Tax expense (income) |
427,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
646,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
23,000,000
GBP
|
— | — |
| Disclosure of investment entities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information about unconsolidated subsidiaries [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of information about unconsolidated subsidiaries [abstract] | ||||||||||||||||||||||||||||
| Disclosure of information about unconsolidated subsidiaries [line items] | ||||||||||||||||||||||||||||
| Proportion of ownership interest in subsidiary | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1.0000
xbrli:pure
|
— | — | — | — | — | — | — | — | — | — |