Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
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 |
66,491,000
EUR
|
67,473,000
EUR
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets other than goodwill [abstract] | ||
| Intangible assets other than goodwill |
8,788,000
EUR
|
7,380,000
EUR
|
| Investment property [abstract] | ||
| Investment property |
3,256,000
EUR
|
2,961,000
EUR
|
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
14,980,000
EUR
|
14,980,000
EUR
|
| Trade and other non-current receivables [abstract] | ||
| Trade and other non-current receivables |
2,318,000
EUR
|
4,715,000
EUR
|
| Trade and other current receivables [abstract] | ||
| Current trade receivables |
17,029,000
EUR
|
13,749,000
EUR
|
| Current prepayments and current accrued income other than current contract assets [abstract] | ||
| Current prepayments [abstract] | ||
| Current prepaid expenses |
503,000
EUR
|
288,000
EUR
|
| Other current receivables |
4,092,000
EUR
|
2,003,000
EUR
|
| Current prepayments and current accrued income including current contract assets [abstract] | ||
| Current accrued income including current contract assets [abstract] | ||
| Current accrued income including current contract assets |
343,000
EUR
|
771,000
EUR
|
| Classes of current inventories [abstract] | ||
| Current inventories |
21,660,000
EUR
|
13,730,000
EUR
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
1,025,000
EUR
|
2,378,000
EUR
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Non-current portion of non-current loans received |
27,899,000
EUR
|
21,226,000
EUR
|
| Current borrowings and current portion of non-current borrowings, by type [abstract] | ||
| Current loans received and current portion of non-current loans received |
17,053,000
EUR
|
14,774,000
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 |
38,000
EUR
|
76,000
EUR
|
| Trade and other current payables [abstract] | ||
| Current trade payables |
16,906,000
EUR
|
14,779,000
EUR
|
| 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 |
5,339,000
EUR
|
3,381,000
EUR
|
| Other current payables |
1,936,000
EUR
|
1,904,000
EUR
|
| Issued capital [abstract] | ||
| Issued capital |
54,595,000
EUR
|
55,738,000
EUR
|
| Retained earnings [abstract] | ||
| Retained earnings |
1,040,000
EUR
|
642,000
EUR
|
| Net assets (liabilities) [abstract] | ||
| Assets |
163,528,000
EUR
|
149,429,000
EUR
|
| Liabilities |
72,413,000
EUR
|
59,385,000
EUR
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
47,006,000
EUR
|
35,024,000
EUR
|
| Current liabilities |
42,745,000
EUR
|
36,645,000
EUR
|
| Assets less current liabilities [abstract] |