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 |
83,295,000
EUR
|
73,363,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
9,415,000
EUR
|
10,409,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
207,000
EUR
|
207,000
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 |
32,782,000
EUR
|
30,378,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Other non-current assets |
2,503,000
EUR
|
2,764,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
5,482,000
EUR
|
4,681,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
98,214,000
EUR
|
89,666,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
49,425,000
EUR
|
40,687,000
EUR
|
58,399,000
EUR
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
556,926,000
EUR
|
477,456,000
EUR
|
— |
| Miscellaneous current assets [abstract] | |||
| Other current assets |
19,263,000
EUR
|
21,410,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
106,710,000
EUR
|
25,990,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
3,078,000
EUR
|
6,768,000
EUR
|
— |
| Current portion of non-current borrowings |
25,258,000
EUR
|
73,679,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
119,715,000
EUR
|
112,340,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
140,000
EUR
|
140,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
53,360,000
EUR
|
52,132,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
89,441,000
EUR
|
80,600,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,050,070,000
EUR
|
902,734,000
EUR
|
— |
| Liabilities |
746,341,000
EUR
|
616,261,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
730,128,000
EUR
|
634,764,000
EUR
|
— |
| Current liabilities |
489,589,000
EUR
|
472,057,000
EUR
|
— |
| Assets less current liabilities [abstract] |