Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2025-03-31 |
As at 2024-03-31 |
As at 2023-03-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Trade and other current receivables [abstract] | |||
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments and current accrued income other than current contract assets |
2,670,000
GBP
|
911,000
GBP
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets |
87,889,000
GBP
|
75,779,000
GBP
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
38,062,000
GBP
|
42,999,000
GBP
|
29,318,000
GBP
|
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
543,000
GBP
|
163,000
GBP
|
— |
| Issued capital [abstract] | |||
| Issued capital |
10,993,000
GBP
|
10,434,000
GBP
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Revaluation surplus |
4,939,000
GBP
|
853,000
GBP
|
— |
| Miscellaneous equity [abstract] | |||
| Capital redemption reserve |
1,468,000
GBP
|
1,079,000
GBP
|
— |
| Capital reserve |
47,177,000
GBP
|
54,973,000
GBP
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets (liabilities) |
128,078,000
GBP
|
119,526,000
GBP
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
40,732,000
GBP
|
43,910,000
GBP
|
— |
| Current assets (liabilities) |
40,189,000
GBP
|
43,747,000
GBP
|
— |