Statement Of Financial Position [Abstract]
| Concept |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
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 |
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 financial position [abstract] | |||||||||||||||
| Assets [abstract] | |||||||||||||||
| Property, plant and equipment | — | — | — |
23,457,000
EUR
|
— | — | — | — |
24,278,000
EUR
|
— | — | — | — | — | — |
| Right-of-use assets | — | — | — |
867,000
EUR
|
— | — | — | — |
1,250,000
EUR
|
— | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — |
16,000
EUR
|
— | — | — | — |
1,000
EUR
|
— | — | — | — | — | — |
| Deferred tax assets | — | — | — |
1,190,000
EUR
|
— | — | — | — |
1,108,000
EUR
|
— | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
20,598,000
EUR
|
— | — | — | — |
18,523,000
EUR
|
— | — |
15,757,000
EUR
|
— | — | — |
| Assets | — | — | — |
82,784,000
EUR
|
— | — | — | — |
78,398,000
EUR
|
— | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital | — | — | — |
1,953,000
EUR
|
— | — | — | — |
1,953,000
EUR
|
— | — | — | — | — | — |
| Share premium | — | — | — |
1,219,000
EUR
|
— | — | — | — |
1,219,000
EUR
|
— | — | — | — | — | — |
| Equity |
1,953,000
EUR
|
367,000
EUR
|
60,915,000
EUR
|
64,454,000
EUR
|
1,219,000
EUR
|
57,562,000
EUR
|
1,219,000
EUR
|
1,953,000
EUR
|
61,455,000
EUR
|
721,000
EUR
|
55,135,000
EUR
|
58,813,000
EUR
|
506,000
EUR
|
1,953,000
EUR
|
1,219,000
EUR
|
| Liabilities [abstract] | |||||||||||||||
| Deferred tax liabilities | — | — | — |
74,000
EUR
|
— | — | — | — |
81,000
EUR
|
— | — | — | — | — | — |
| Equity and liabilities | — | — | — |
82,784,000
EUR
|
— | — | — | — |
78,398,000
EUR
|
— | — | — | — | — | — |