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 |
65,807,000
EUR
|
58,738,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
21,071,000
EUR
|
22,803,000
EUR
|
— |
| Goodwill |
251,773,000
EUR
|
251,032,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments in associates accounted for using equity method |
1,591,000
EUR
|
2,069,000
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Other non-current receivables |
6,088,000
EUR
|
9,160,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current investments other than investments accounted for using equity method |
168,000
EUR
|
1,167,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
61,498,000
EUR
|
76,806,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
4,460,000
EUR
|
4,309,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
24,517,000
EUR
|
13,128,000
EUR
|
4,257,000
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 | — |
5,255,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
144,546,000
EUR
|
168,031,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
2,996,000
EUR
|
3,090,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
125,333,000
EUR
|
127,529,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
666,000
EUR
|
816,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
80,000
EUR
|
80,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings, profit (loss) for reporting period |
5,729,000
EUR
|
9,519,000
EUR
|
— |
| Retained earnings, excluding profit (loss) for reporting period |
3,032,000
EUR
|
6,229,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of gains and losses on financial assets measured at fair value through other comprehensive income |
2,676,000
EUR
|
4,090,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
657,498,000
EUR
|
661,639,000
EUR
|
— |
| Liabilities |
512,907,000
EUR
|
538,750,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
92,473,000
EUR
|
101,601,000
EUR
|
— |
| Current liabilities |
159,287,000
EUR
|
160,067,000
EUR
|
— |
| Assets less current liabilities [abstract] |