Disclosure Of Entity's Operating Segments [Text Block]
| Concept |
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 |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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] | ||||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — |
2,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
22,000,000
GBP
|
— |
| Tax expense (income) | — | — | — |
66,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
120,000,000
GBP
|
— |
| Profit (loss) before tax | — | — | — |
61 5
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,115,000,000
GBP
|
— |
| Profit (loss) | — |
–
GBP
|
–
GBP
|
54 9
GBP
|
1,000,000
GBP
|
5 61
GBP
|
11,000,000
GBP
|
–
GBP
|
561,000,000
GBP
|
–
GBP
|
–
GBP
|
994,000,000
GBP
|
— |
–
GBP
|
1,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
995,000,000
GBP
|
99 4
GBP
|
| Assets |
9,24 7
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
11, 41 8
GBP
|
— | — | — | — | — | — | — |
| Investments accounted for using equity method |
267,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
274,000,000
GBP
|
— | — | — | — | — | — | — |
| Liabilities |
3,37 0
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
3,562,000,000
GBP
|
— | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — |
110,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
14,000,000
GBP
|
— |
| Cash flows from (used in) investing activities | — | — | — |
86,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
755,000,000
GBP
|
— |
| Cash flows from (used in) financing activities | — | — | — |
76 1
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
243,000,000
GBP
|
— |
| Disclosure of geographical areas [text block] | — | — | — |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |