Statement Of Financial Position [Abstract]
| Concept |
As at 2025-03-30 |
As at 2025-03-30 |
As at 2025-03-30 |
As at 2025-03-30 |
As at 2025-03-30 |
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 |
As at 2023-04-02 |
As at 2023-04-02 |
As at 2023-04-02 |
As at 2023-04-02 |
As at 2023-04-02 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||
| Assets [abstract] | |||||||||||||||
| Non-current assets [abstract] | |||||||||||||||
| Property, plant and equipment |
10,767,000
GBP
|
— | — | — | — | — | — | — | — |
8,232,000
GBP
|
— | — | — | — | — |
| Right-of-use assets |
20,958,000
GBP
|
— | — | — | — | — | — | — | — |
20,522,000
GBP
|
— | — | — | — | — |
| Intangible assets other than goodwill |
26,000
GBP
|
— | — | — | — | — | — | — | — |
104,000
GBP
|
— | — | — | — | — |
| Deferred tax assets |
526,000
GBP
|
— | — | — | — | — | — | — | — |
655,000
GBP
|
— | — | — | — | — |
| Non-current assets |
32,277,000
GBP
|
— | — | — | — | — | — | — | — |
29,513,000
GBP
|
— | — | — | — | — |
| Current assets [abstract] | |||||||||||||||
| Current inventories |
12,095,000
GBP
|
— | — | — | — | — | — | — | — |
9,716,000
GBP
|
— | — | — | — | — |
| Trade and other current receivables |
2,480,000
GBP
|
— | — | — | — | — | — | — | — |
3,742,000
GBP
|
— | — | — | — | — |
| Current tax assets, current |
101,000
GBP
|
— | — | — | — | — | — | — | — |
145,000
GBP
|
— | — | — | — | — |
| Cash and cash equivalents |
2,762,000
GBP
|
— | — | — | — | — | — | — | — |
2,005,000
GBP
|
1,962,000
GBP
|
— | — | — | — |
| Current assets |
17,438,000
GBP
|
— | — | — | — | — | — | — | — |
15,608,000
GBP
|
— | — | — | — | — |
| Assets |
49,715,000
GBP
|
— | — | — | — | — | — | — | — |
45,121,000
GBP
|
— | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital |
1,090,000
GBP
|
— | — | — | — | — | — | — | — |
1,090,000
GBP
|
— | — | — | — | — |
| Retained earnings |
6,363,000
GBP
|
— | — | — | — | — | — | — | — |
3,238,000
GBP
|
— | — | — | — | — |
| Share premium |
1,000
GBP
|
— | — | — | — | — | — | — | — |
1,000
GBP
|
— | — | — | — | — |
| Equity |
9,695,000
GBP
|
1,000
GBP
|
2,241,000
GBP
|
1,090,000
GBP
|
6,363,000
GBP
|
3,238,000
GBP
|
1,000
GBP
|
1,090,000
GBP
|
4,099,000
GBP
|
8,428,000
GBP
|
7,664,000
GBP
|
6,891,000
GBP
|
318,000
GBP
|
1,090,000
GBP
|
1,000
GBP
|
| Liabilities [abstract] | |||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||
| Non-current provisions |
639,000
GBP
|
— | — | — | — | — | — | — | — |
565,000
GBP
|
— | — | — | — | — |
| Trade and other non-current payables |
77,000
GBP
|
— | — | — | — | — | — | — | — |
48,000
GBP
|
— | — | — | — | — |
| Non-current liabilities |
20,302,000
GBP
|
— | — | — | — | — | — | — | — |
19,908,000
GBP
|
— | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||
| Current provisions [abstract] | |||||||||||||||
| Current provisions |
273,000
GBP
|
— | — | — | — | — | — | — | — |
253,000
GBP
|
— | — | — | — | — |
| Trade and other current payables |
13,932,000
GBP
|
— | — | — | — | — | — | — | — |
10,431,000
GBP
|
— | — | — | — | — |
| Current liabilities |
19,718,000
GBP
|
— | — | — | — | — | — | — | — |
16,785,000
GBP
|
— | — | — | — | — |
| Liabilities |
40,020,000
GBP
|
— | — | — | — | — | — | — | — |
36,693,000
GBP
|
— | — | — | — | — |