Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Land and buildings [abstract] | |||
| Land and buildings |
91,300,000
EUR
|
70,000,000
EUR
|
— |
| Construction in progress |
10,100,000
EUR
|
9,300,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Other intangible assets |
80,300,000
EUR
|
79,400,000
EUR
|
— |
| Goodwill |
113,000,000
EUR
|
83,800,000
EUR
|
— |
| Intangible assets and goodwill |
193,300,000
EUR
|
163,200,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments in associates accounted for using equity method |
13,700,000
EUR
|
8,000,000
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Non-current receivables due from related parties | — | — | — |
| Non-current receivables due from associates |
4,200,000
EUR
|
4,100,000
EUR
|
— |
| Other non-current receivables |
100,000
EUR
|
0
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current net defined benefit asset |
6,700,000
EUR
|
3,200,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Other current receivables |
11,900,000
EUR
|
6,300,000
EUR
|
— |
| Trade and other current receivables |
258,800,000
EUR
|
121,700,000
EUR
|
— |
| Trade and other receivables [abstract] | |||
| Trade receivables |
98,800,000
EUR
|
58,300,000
EUR
|
— |
| Categories of financial assets [abstract] | |||
| Financial assets |
34,500,000
EUR
|
25,200,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current raw materials and current production supplies [abstract] | |||
| Current raw materials and current production supplies |
30,300,000
EUR
|
22,200,000
EUR
|
— |
| Current work in progress |
3,400,000
EUR
|
1,600,000
EUR
|
— |
| Current finished goods |
47,300,000
EUR
|
33,600,000
EUR
|
— |
| Current inventories |
81,000,000
EUR
|
57,400,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
142,300,000
EUR
|
51,400,000
EUR
|
56,300,000
EUR
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other provisions |
900,000
EUR
|
700,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current bonds issued |
246,100,000
EUR
|
137,900,000
EUR
|
— |
| Trade and other payables [abstract] | |||
| Trade payables |
89,700,000
EUR
|
54,900,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
13,200,000
EUR
|
13,400,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
14,800,000
EUR
|
14,000,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
80,300,000
EUR
|
45,600,000
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
166,900,000
EUR
|
151,900,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
785,700,000
EUR
|
543,100,000
EUR
|
— |
| Liabilities |
523,400,000
EUR
|
348,000,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
339,800,000
EUR
|
179,100,000
EUR
|
— |
| Current liabilities |
168,000,000
EUR
|
115,800,000
EUR
|
— |
| Assets less current liabilities [abstract] |