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 |
95,087,000
EUR
|
77,709,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
3,881,000
EUR
|
2,347,000
EUR
|
— |
| Goodwill |
23,894,000
EUR
|
23,723,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
185,365,000
EUR
|
110,865,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current derivative financial assets |
336,000
EUR
|
422,000
EUR
|
— |
| Other non-current assets |
11,321,000
EUR
|
11,659,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
313,580,000
EUR
|
284,608,000
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current accrued income including current contract assets [abstract] | |||
| Current contract assets |
68,411,000
EUR
|
100,714,000
EUR
|
— |
| Categories of current financial assets [abstract] | |||
| Current financial assets |
3,162,000
EUR
|
306,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
161,844,000
EUR
|
168,467,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
154,092,000
EUR
|
127,149,000
EUR
|
143,587,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Current derivative financial assets |
2,657,000
EUR
|
206,000
EUR
|
— |
| Borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
56,394,000
EUR
|
21,994,000
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 contract liabilities |
201,618,000
EUR
|
193,480,000
EUR
|
— |
| Trade and other current payables |
317,761,000
EUR
|
309,204,000
EUR
|
— |
| Categories of non-current financial liabilities [abstract] | |||
| Non-current financial liabilities |
190,965,000
EUR
|
154,048,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
9,401,000
EUR
|
8,526,000
EUR
|
— |
| Non-current derivative financial liabilities |
125,000
EUR
|
0
EUR
|
— |
| Other non-current liabilities |
26,499,000
EUR
|
26,203,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current derivative financial liabilities |
0
EUR
|
124,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
8,136,000
EUR
|
8,136,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
122,962,000
EUR
|
105,696,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
151,000
EUR
|
1,743,000
EUR
|
— |
| Reserve of cash flow hedges |
5,606,000
EUR
|
9,687,000
EUR
|
— |
| Reserve of remeasurements of defined benefit plans |
12,035,000
EUR
|
10,050,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,180,586,000
EUR
|
1,058,079,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
709,383,000
EUR
|
685,937,000
EUR
|
— |
| Current liabilities |
672,009,000
EUR
|
609,778,000
EUR
|
— |
| Assets less current liabilities [abstract] |