Statement Of Changes In Equity [Abstract]
| Concept |
As at 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 |
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 |
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 2024-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||
| Equity |
31,228,000
GBP
|
— |
112,024,000
GBP
|
9,419,000
GBP
|
629,000
GBP
|
— |
156,813,000
GBP
|
— | — | — | — | — |
35,000
GBP
|
3,548,000
GBP
|
23,394,000
GBP
|
— |
129,347,000
GBP
|
6,567,000
GBP
|
623,000
GBP
|
— | — | — | — |
94,185,000
GBP
|
3,548,000
GBP
|
1,030,000
GBP
|
— | — |
619,000
GBP
|
3,548,000
GBP
|
81,668,000
GBP
|
251,000
GBP
|
6,433,000
GBP
|
107,690,000
GBP
|
15,171,000
GBP
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
–
GBP
|
— | — | — |
48,715,000
GBP
|
— |
–
GBP
|
–
GBP
|
48,715,000
GBP
|
–
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
— | — | — |
–
GBP
|
–
GBP
|
–
GBP
|
41,645,000
GBP
|
— | — | — |
–
GBP
|
41,645,000
GBP
|
— | — | — | — | — | — | — |
| Other comprehensive income | — |
–
GBP
|
— | — | — |
1,065,000
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
1,065,000
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
— | — | — |
779,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
779,000
GBP
|
— | — | — | — | — | — | — |
| Comprehensive income | — |
–
GBP
|
— | — | — |
47,650,000
GBP
|
— |
–
GBP
|
–
GBP
|
48,715,000
GBP
|
1,065,000
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
— | — | — |
779,000
GBP
|
–
GBP
|
–
GBP
|
41,645,000
GBP
|
— | — | — |
–
GBP
|
42,424,000
GBP
|
— | — | — | — | — | — | — |
| Issue of equity | — |
–
GBP
|
— | — | — |
2,858,000
GBP
|
— |
2,852,000
GBP
|
6,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
— | — | — |
–
GBP
|
134,000
GBP
|
4,000
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
138,000
GBP
|
— | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
7,834,000
GBP
|
— | — | — |
7,834,000
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — |
–
GBP
|
— | — | — |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — |
8,223,000
GBP
|
8,223,000
GBP
|
— | — | — | — | — | — | — |