Statement Of Financial Position [Abstract]
| Concept |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
69,808,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
71,526,000
GBP
|
— | — | — | — | — | — | — |
| Right-of-use assets |
379,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
538,000
GBP
|
— | — | — | — | — | — | — |
| Intangible assets other than goodwill |
2,534,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,752,000
GBP
|
— | — | — | — | — | — | — |
| Non-current assets |
78,299,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
78,539,000
GBP
|
— | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Current inventories |
51,878,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
62,396,000
GBP
|
— | — | — | — | — | — | — |
| Trade and other current receivables |
37,078,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
32,969,000
GBP
|
— | — | — | — | — | — | — |
| Current tax assets, current |
430,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
300,000
GBP
|
— | — | — | — | — | — | — |
| Cash and cash equivalents |
1,786,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
809,000
GBP
|
— | — |
3,820,000
GBP
|
— | — | — | — |
| Current assets |
91,552,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
96,482,000
GBP
|
— | — | — | — | — | — | — |
| Assets |
169,851,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
175,021,000
GBP
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
1,225,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,223,000
GBP
|
— | — | — | — | — | — | — |
| Retained earnings |
116,153,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
105,120,000
GBP
|
— | — | — | — | — | — | — |
| Share premium |
23,484,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
23,484,000
GBP
|
— | — | — | — | — | — | — |
| Equity |
142,014,000
GBP
|
1,225,000
GBP
|
104,000
GBP
|
1,050,000
GBP
|
23,484,000
GBP
|
116,153,000
GBP
|
2,000
GBP
|
7,463,000
GBP
|
42,000
GBP
|
105,120,000
GBP
|
23,484,000
GBP
|
1,223,000
GBP
|
2,000
GBP
|
137,246,000
GBP
|
311,000
GBP
|
23,484,000
GBP
|
133,850,000
GBP
|
96,082,000
GBP
|
1,217,000
GBP
|
13,383,000
GBP
|
5,000
GBP
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities |
5,048,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
4,851,000
GBP
|
— | — | — | — | — | — | — |
| Non-current liabilities |
5,267,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
5,224,000
GBP
|
— | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Current provisions |
245,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
102,000
GBP
|
— | — | — | — | — | — | — |
| Trade and other current payables |
18,695,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
20,700,000
GBP
|
— | — | — | — | — | — | — |
| Current tax liabilities, current |
1,324,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
755,000
GBP
|
— | — | — | — | — | — | — |
| Current liabilities |
22,570,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
32,551,000
GBP
|
— | — | — | — | — | — | — |
| Liabilities |
27,837,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
37,775,000
GBP
|
— | — | — | — | — | — | — |