Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of effect of changes in foreign exchange rates [text block] | — | — | — | — | — | — | — | — |
Exchange rate risk management
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reserve of exchange differences on translation | — | — | — | — | — | — | — | — | — | — |
286,000,000
GBP
|
— |
273,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
638,000,000
GBP
|
| 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] | |||||||||||||||||||||||
| Non-current assets | — | — | — | — | — | — | — | — | — | — |
5,856,000,000
GBP
|
— |
5,681,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
11,189,000,000
GBP
|
| Current assets | — | — | — | — | — | — | — | — | — | — |
1,580,000,000
GBP
|
— |
1,423,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
2,990,000,000
GBP
|
| Non-current liabilities | — | — | — | — | — | — | — | — | — | — |
2,841,000,000
GBP
|
— |
1,897,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
3,917,000,000
GBP
|
| Current liabilities | — | — | — | — | — | — | — | — | — | — |
1,751,000,000
GBP
|
— |
1,640,000,000
GBP
|
— | — | — | — | — | — | — | — | — |
3,094,000,000
GBP
|
| Revenue | — | — | — | — | — | — | — | — |
3,468,000,000
GBP
|
— | — |
3,350,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Profit (loss) from continuing operations | — | — | — | — | — | — | — | — |
49,000,000
GBP
|
— | — |
1,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Profit (loss) from discontinued operations | — | — | — | — | — | — | — | — |
–
GBP
|
— | — |
1,020,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Profit (loss) |
–
GBP
|
49,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
49,000,000
GBP
|
–
GBP
|
49,000,000
GBP
|
–
GBP
|
— |
1,019,000,000
GBP
|
— |
1,019,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,019,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
| Other comprehensive income |
–
GBP
|
11,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
13,000,000
GBP
|
24,000,000
GBP
|
–
GBP
|
11,000,000
GBP
|
–
GBP
|
— |
420,000,000
GBP
|
— |
420,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
55,000,000
GBP
|
–
GBP
|
365,000,000
GBP
|
–
GBP
|
–
GBP
|
— |
| Comprehensive income |
–
GBP
|
60,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
13,000,000
GBP
|
73,000,000
GBP
|
–
GBP
|
60,000,000
GBP
|
–
GBP
|
— |
1,439,000,000
GBP
|
— |
1,439,000,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1,074,000,000
GBP
|
–
GBP
|
365,000,000
GBP
|
–
GBP
|
–
GBP
|
— |