Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 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 |
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 financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — | — |
54,600,000
GBP
|
43,800,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — | — |
48,800,000
GBP
|
2 6 .1
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — | — |
6. 2
GBP
|
3 .9
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — |
3,231,400,000
GBP
|
2 ,514. 0
GBP
|
— | — | — | — | — | — | — | — | — |
3 , 0 4 4.1
GBP
|
— | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — | — |
30,243,600,000
GBP
|
2 9, 5 8 9. 8
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — |
3,700,000
GBP
|
3 .9
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — | — |
3,406,400,000
GBP
|
3 ,33 0. 2
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — | — |
4,500,000
GBP
|
3,800,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
3,406. 4
GBP
|
4,500,000
GBP
|
3,700,000
GBP
|
2 .1
GBP
|
0 .9
GBP
|
1,354,500,000
GBP
|
150,000,000
GBP
|
16,200,000
GBP
|
0 .1
GBP
|
2 , 2 23 .4
GBP
|
2 ,14 4 . 5
GBP
|
3, 33 0.2
GBP
|
1, 3 54. 7
GBP
|
3,800,000
GBP
|
3 .9
GBP
|
2 .1
GBP
|
150,000,000
GBP
|
1,000,000
GBP
|
0. 2
GBP
|
1 4.2
GBP
|
2, 201.0
GBP
|
1 , 3 5 5 .1
GBP
|
2 .4
GBP
|
3 , 3 8 9.4
GBP
|
2. 2
GBP
|
4. 3
GBP
|
1,300,000
GBP
|
13,200,000
GBP
|
300,000
GBP
|
150,000,000
GBP
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — | — |
1 3 .1
GBP
|
6,300,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — | — |
28,020,200,000
GBP
|
2 7, 4 4 5 . 3
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — | — |
30,243,600,000
GBP
|
2 9, 5 8 9. 8
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |