Statement Of Cash Flows [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 |
As at 2024-12-31 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||||||
| Profit (loss) |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
60,900,000
GBP
|
60,900,000
GBP
|
–
GBP
|
— |
48. 0
GBP
|
–
GBP
|
— |
–
GBP
|
–
GBP
|
48. 0
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
| Cash flows from (used in) operations | — | — | — | — | — | — |
114. 1
GBP
|
— | — |
193,400,000
GBP
|
— | — | — | — | — | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — | — | — | — |
18. 3
GBP
|
— | — |
33. 1
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — |
24,800,000
GBP
|
— | — |
8 5.8
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — | — |
100,000
GBP
|
— | — |
–
GBP
|
— | — | — | — | — | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — | — |
6,400,000
GBP
|
— | — |
4. 7
GBP
|
— | — | — | — | — | — | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — | — | — |
17,800,000
GBP
|
— | — |
17. 9
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — |
24,100,000
GBP
|
— | — |
22. 6
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||||||
| Payments to acquire or redeem entity's shares | — | — | — | — | — | — |
1,300,000
GBP
|
— | — |
0. 4
GBP
|
— | — | — | — | — | — | — | — | — |
| Payments of other equity instruments | — | — | — | — | — | — |
15,100,000
GBP
|
— | — |
–
GBP
|
— | — | — | — | — | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — | — |
313. 2
GBP
|
— | — |
4 8.1
GBP
|
— | — | — | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — | — |
273. 5
GBP
|
— | — |
87. 3
GBP
|
— | — | — | — | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — | — |
12,200,000
GBP
|
— | — |
12. 0
GBP
|
— | — | — | — | — | — | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — | — | — |
23,900,000
GBP
|
— | — |
21. 5
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — |
12,600,000
GBP
|
— | — |
72. 7
GBP
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — | — | — |
11,900,000
GBP
|
— | — |
9. 5
GBP
|
— | — | — | — | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — | — | — |
3,000,000
GBP
|
— | — |
1,300,000
GBP
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
27,600,000
GBP
|
— | — |
4 2.5
GBP
|
— | — | — | — | — | — |
50. 7
GBP
|