Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
19 561
EUR
|
24 929
EUR
|
27 396
EUR
|
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
817,000
EUR
|
1 498
EUR
|
2 695
EUR
|
| Goodwill |
5 308
EUR
|
5 203
EUR
|
5 487
EUR
|
| Trade and other non-current receivables [abstract] | |||
| Trade and other non-current receivables |
0
EUR
|
6,000
EUR
|
0
EUR
|
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
16 820
EUR
|
22 342
EUR
|
25 337
EUR
|
| Classes of current inventories [abstract] | |||
| Current inventories |
36 054
EUR
|
44 311
EUR
|
43 538
EUR
|
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
11 201
EUR
|
6 085
EUR
|
6 073
EUR
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other current provisions |
97,000
EUR
|
147,000
EUR
|
40,000
EUR
|
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current advances received, representing current contract liabilities for performance obligations satisfied at point in time |
22,000
EUR
|
145,000
EUR
|
771,000
EUR
|
| Trade and other current payables |
14 742
EUR
|
19 916
EUR
|
23 278
EUR
|
| Issued capital [abstract] | |||
| Issued capital |
705,000
EUR
|
705,000
EUR
|
705,000
EUR
|
| Retained earnings [abstract] | |||
| Retained earnings, profit (loss) for reporting period |
3 048
EUR
|
819,000
EUR
|
843,000
EUR
|
| Retained earnings, excluding profit (loss) for reporting period |
32 054
EUR
|
32 748
EUR
|
33 738
EUR
|
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
3 103
EUR
|
1 744
EUR
|
1 793
EUR
|
| Net assets (liabilities) [abstract] | |||
| Assets |
94 043
EUR
|
109 119
EUR
|
116 403
EUR
|
| Liabilities |
48 415
EUR
|
58 297
EUR
|
67 289
EUR
|
| Net current assets (liabilities) [abstract] | |||
| Current assets |
66 096
EUR
|
74 529
EUR
|
78 557
EUR
|
| Current liabilities |
21 453
EUR
|
29 451
EUR
|
34 848
EUR
|
| Assets less current liabilities [abstract] |