Statement Of Comprehensive Income [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||
| Profit (loss) |
–
GBP
|
3. 9
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
3,900,000
GBP
|
–
GBP
|
1 8 . 6
GBP
|
–
GBP
|
18,600,000
GBP
|
–
GBP
|
–
GBP
|
| Other comprehensive income [abstract] | ||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||
| Other comprehensive income, net of tax, gains (losses) on revaluation of property, plant and equipment, right-of-use assets and intangible assets | — |
400,000
GBP
|
— | — | — | — | — |
100,000
GBP
|
— | — | — | — |
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — |
–
GBP
|
— | — | — | — | — |
700,000
GBP
|
— | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, net of tax | — |
15. 3
GBP
|
— | — | — | — | — |
7,800,000
GBP
|
— | — | — | — |
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
–
GBP
|
15,300,000
GBP
|
–
GBP
|
–
GBP
|
15,300,000
GBP
|
–
GBP
|
–
GBP
|
7,800,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
7,800,000
GBP
|
| Other comprehensive income | — |
14 . 9
GBP
|
— | — | — | — | — |
8 . 4
GBP
|
— | — | — | — |
| Comprehensive income |
–
GBP
|
1 1 . 0
GBP
|
–
GBP
|
–
GBP
|
14 . 9
GBP
|
3 . 9
GBP
|
–
GBP
|
1 0. 2
GBP
|
–
GBP
|
18 . 6
GBP
|
–
GBP
|
8 . 4
GBP
|