Analysis Of Income And Expense [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||
| Revenue [abstract] | ||||||||||||||||
| Revenue | — |
–
GBP
|
— | — |
500. 6
GBP
|
500. 6
GBP
|
— | — | — | — | — |
4 70. 4
GBP
|
— | — |
–
GBP
|
470 . 4
GBP
|
| Material income and expense [abstract] | ||||||||||||||||
| Research and development expense | — |
–
GBP
|
— | — |
4 1 . 1
GBP
|
4 1 . 1
GBP
|
— | — | — | — | — |
39 .1
GBP
|
— | — |
–
GBP
|
3 9. 1
GBP
|
| Other operating income (expense) | — |
–
GBP
|
— | — |
–
GBP
|
–
GBP
|
— | — | — | — | — |
3,300,000
GBP
|
— | — |
3,300,000
GBP
|
–
GBP
|
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss |
–
GBP
|
— |
–
GBP
|
–
GBP
|
0. 2
GBP
|
— |
–
GBP
|
0. 2
GBP
|
–
GBP
|
–
GBP
|
4. 8
GBP
|
4. 8
GBP
|
–
GBP
|
–
GBP
|
— | — |
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent |
–
GBP
|
— |
2 . 0
GBP
|
–
GBP
|
23. 1
GBP
|
— |
–
GBP
|
25,100,000
GBP
|
–
GBP
|
5. 5
GBP
|
36 .1
GBP
|
30. 6
GBP
|
–
GBP
|
–
GBP
|
— | — |