Analysis Of Income And Expense [Abstract]
| 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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||
| Revenue | — | — |
26 , 312
GBP
|
— | — | — | — | — | — | — |
23, 078
GBP
|
— | — | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||
| Finance income (cost) | — | — |
35 3
GBP
|
— | — | — | — | — | — | — |
247,000,000
GBP
|
— | — | — | — | — | — | — |
| Operating expense | — | — |
2 4 ,1 0 6
GBP
|
— | — | — | — | — | — | — |
2 0 , 9 17
GBP
|
— | — | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — |
213,000,000
GBP
|
— | — | — | — | — | — | — |
208,000,000
GBP
|
— | — | — | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax [abstract] | ||||||||||||||||||
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, net of tax | — | — |
15,000,000
GBP
|
— |
–
GBP
|
15,000,000
GBP
|
— | — | — | — |
25,000,000
GBP
|
— | — | — |
–
GBP
|
25,000,000
GBP
|
— | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax | — | — |
4,000,000
GBP
|
— |
4,000,000
GBP
|
–
GBP
|
— | — | — | — |
11,000,000
GBP
|
— | — | — |
11,000,000
GBP
|
–
GBP
|
— | — |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — |
2 5
GBP
|
— |
–
GBP
|
25,000,000
GBP
|
— | — | — | — |
4,000,000
GBP
|
— | — | — |
–
GBP
|
4,000,000
GBP
|
— | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — |
7,000,000
GBP
|
— |
7,000,000
GBP
|
–
GBP
|
— | — | — | — |
3,000,000
GBP
|
— | — | — |
3,000,000
GBP
|
–
GBP
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income |
87,000,000
GBP
|
–
GBP
|
2, 482
GBP
|
–
GBP
|
37,000,000
GBP
|
2 ,4 45
GBP
|
38,000,000
GBP
|
2 ,3 57
GBP
|
2 , 395
GBP
|
–
GBP
|
7 31
GBP
|
67,000,000
GBP
|
1,1 7 5
GBP
|
–
GBP
|
51 9
GBP
|
1, 25 0
GBP
|
664,000,000
GBP
|
5 11
GBP
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
2, 395
GBP
|
— |
38,000,000
GBP
|
2, 357
GBP
|
— | — | — | — |
66 4
GBP
|
— | — | — |
5 11
GBP
|
1,17 5
GBP
|
— | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — |
87,000,000
GBP
|
— |
1,000,000
GBP
|
88,000,000
GBP
|
— | — | — | — |
67,000,000
GBP
|
— | — | — |
8,000,000
GBP
|
75,000,000
GBP
|
— | — |