Statement Of Changes In Equity [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 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 |
As at 2024-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — |
59,200,000
GBP
|
24,300,000
GBP
|
— |
144,500,000
GBP
|
— |
500,000
GBP
|
108,500,000
GBP
|
10,900,000
GBP
|
— |
1,500,000
GBP
|
— |
22,800,000
GBP
|
— |
6,300,000
GBP
|
— | — | — |
9,400,000
GBP
|
— |
59,200,000
GBP
|
— |
20,400,000
GBP
|
— | — |
6,300,000
GBP
|
108,500,000
GBP
|
1,400,000
GBP
|
–
GBP
|
500,000
GBP
|
— |
36,500,000
GBP
|
137,800,000
GBP
|
— | — | — | — | — | — |
9,400,000
GBP
|
6,300,000
GBP
|
15,500,000
GBP
|
105,700,000
GBP
|
108,200,000
GBP
|
–
GBP
|
500,000
GBP
|
1,400,000
GBP
|
63,300,000
GBP
|
59,200,000
GBP
|
9,400,000
GBP
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
–
GBP
|
— | — |
–
GBP
|
— |
10,500,000
GBP
|
— | — | — |
10,500,000
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
— | — | — | — | — |
24,700,000
GBP
|
— | — |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
24,700,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — |
10,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
24,700,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
–
GBP
|
— | — |
–
GBP
|
— |
100,000
GBP
|
— | — | — |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
100,000
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
— | — | — | — | — |
300,000
GBP
|
— | — |
300,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
–
GBP
|
— | — |
3,200,000
GBP
|
— |
–
GBP
|
— | — | — |
3,200,000
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
2,200,000
GBP
|
–
GBP
|
— | — | — | — | — |
–
GBP
|
— | — |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
2,200,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
–
GBP
|
— | — |
7,100,000
GBP
|
— |
7,100,000
GBP
|
— | — | — |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— |
–
GBP
|
— |
7,100,000
GBP
|
–
GBP
|
— | — | — | — | — |
7,100,000
GBP
|
— | — |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — |