Disclosure Of Entity's Operating Segments [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 |
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 |
As at 2022-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of entity's operating segments [text block] |
9. SGET
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of operating segments [abstract] | |||||||||||||||||||||
| Disclosure of operating segments [line items] | |||||||||||||||||||||
| Tax expense (income) |
43,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
132,000,000.000000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) before tax |
172,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
494,000,000.000000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) |
129,000,000.000000
GBP
|
— |
129,000,000.000000
GBP
|
–
GBP
|
–
GBP
|
129,000,000.000000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
129,000,000.000000
GBP
|
— |
–
GBP
|
–
GBP
|
362,000,000.000000
GBP
|
362,000,000.000000
GBP
|
–
GBP
|
362,000,000.000000
GBP
|
–
GBP
|
–
GBP
|
362,000,000.000000
GBP
|
— |
| Assets | — |
31,838,000,000.000000
GBP
|
— | — | — | — | — | — | — | — |
25,412,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — |
26,401,000,000.000000
GBP
|
| Investments accounted for using equity method | — |
149,000,000.000000
GBP
|
— | — | — | — | — | — | — | — |
194,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — |
–
GBP
|
| Liabilities | — |
30,635,000,000.000000
GBP
|
— | — | — | — | — | — | — | — |
24,309,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — |
24,905,000,000.000000
GBP
|
| Cash flows from (used in) operating activities |
141,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
201,000,000.000000
GBP
|
— | — | — | — | — | — | — |
| Cash flows from (used in) investing activities |
2,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
202,000,000.000000
GBP
|
— | — | — | — | — | — | — |
| Cash flows from (used in) financing activities |
110,000,000.000000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
168,000,000.000000
GBP
|
— | — | — | — | — | — | — |