Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 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 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||
| Equity | — | — |
338,500,000
GBP
|
5 4 .1
GBP
|
6,600,000
GBP
|
— | — | — |
4 02 .1
GBP
|
801 .3
GBP
|
— |
734. 2
GBP
|
303,800,000
GBP
|
— | — |
300,000
GBP
|
— |
6,000,000
GBP
|
4 24 .1
GBP
|
— |
70 0.8
GBP
|
300,000
GBP
|
24 9. 8
GBP
|
6 .0
GBP
|
444. 7
GBP
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) |
–
GBP
|
–
GBP
|
— | — | — |
34 .4
GBP
|
34 .4
GBP
|
–
GBP
|
— | — |
53 .4
GBP
|
— | — |
53,400,000
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
— | — | — | — | — |
| Comprehensive income |
–
GBP
|
–
GBP
|
— | — | — |
34 .4
GBP
|
34 .4
GBP
|
–
GBP
|
— | — |
5 3.4
GBP
|
— | — |
53 .4
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
— | — | — | — | — |
| Issue of equity |
600,000
GBP
|
53 .7
GBP
|
— | — | — |
–
GBP
|
54. 3
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
–
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
2 2 . 0
GBP
|
2 2 .0
GBP
|
— | — |
2 0.7
GBP
|
— | — |
–
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
2 0.7
GBP
|
— | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
–
GBP
|
100,000
GBP
|
— | — | — |
0. 3
GBP
|
400,000
GBP
|
–
GBP
|
— | — |
0 .7
GBP
|
— | — |
0 .7
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
— | — | — | — | — |