Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
29,699,000
EUR
|
29,902,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
20,832,000
EUR
|
20,415,000
EUR
|
— |
| Goodwill |
4,640,000
EUR
|
4,558,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
11,663,000
EUR
|
10,646,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Other non-current assets |
1,735,000
EUR
|
1,185,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
15,159,000
EUR
|
13,973,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
42,302,000
EUR
|
45,950,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
58,910,000
EUR
|
60,595,000
EUR
|
59,524,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
7,062,000
EUR
|
6,029,000
EUR
|
— |
| Trade and other non-current payables [abstract] | |||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income other than non-current contract liabilities | — | — | — |
| Non-current government grants |
41,000
EUR
|
122,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
23,575,000
EUR
|
21,911,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
1,552,000
EUR
|
1,431,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
1,860,000
EUR
|
1,682,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,936,000
EUR
|
1,936,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
175,962,000
EUR
|
174,352,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Accumulated other comprehensive income |
3,222,000
EUR
|
4,515,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
202,393,000
EUR
|
202,971,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
123,433,000
EUR
|
126,548,000
EUR
|
— |
| Current liabilities |
28,971,000
EUR
|
27,885,000
EUR
|
— |
| Assets less current liabilities [abstract] |