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
|
65,179,000
GBP
|
-
GBP
|
-
GBP
|
65, 179
GBP
|
-
GBP
|
-
GBP
|
37,454,000
GBP
|
37,454,000
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
| Other comprehensive income [abstract] | ||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||
| Other comprehensive income, before tax, gains (losses) on revaluation of property, plant and equipment, right-of-use assets and intangible assets | — |
-
GBP
|
— | — | — | — | — |
850,000
GBP
|
— | — | — | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
1,630,000
GBP
|
— | — | — | — | — |
5,103,000
GBP
|
— | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, before tax | — |
9,325,000
GBP
|
— | — | — | — | — |
4,02 4
GBP
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — |
408,000
GBP
|
— | — | — | — | — |
1,49 2
GBP
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
1,38 1
GBP
|
— | — | — | — | — |
688,000
GBP
|
— | — | — | — |
| Other comprehensive income | — |
3,12 1
GBP
|
— | — | — | — | — |
4,609,000
GBP
|
— | — | — | — |
| Comprehensive income |
-
GBP
|
62,058,000
GBP
|
-
GBP
|
1,899,000
GBP
|
63,957,000
GBP
|
-
GBP
|
-
GBP
|
42,06 3
GBP
|
41,2 80
GBP
|
-
GBP
|
635,000
GBP
|
148,000
GBP
|