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] | |||
| Land and buildings [abstract] | |||
| Land |
200,000
EUR
|
0
EUR
|
— |
| Office equipment |
39,300,000
EUR
|
37,600,000
EUR
|
— |
| Construction in progress |
77,900,000
EUR
|
37,100,000
EUR
|
— |
| Property, plant and equipment |
562,100,000
EUR
|
498,200,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Brand names |
81,900,000
EUR
|
81,800,000
EUR
|
— |
| Intangible assets under development |
700,000
EUR
|
4,200,000
EUR
|
— |
| Other intangible assets |
400,000
EUR
|
700,000
EUR
|
— |
| Goodwill |
250,600,000
EUR
|
250,900,000
EUR
|
— |
| Intangible assets and goodwill |
366,000,000
EUR
|
364,400,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
500,000
EUR
|
500,000
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Trade and other non-current receivables |
3,200,000
EUR
|
3,100,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current investments other than investments accounted for using equity method |
400,000
EUR
|
200,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
42,000,000
EUR
|
43,200,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
162,900,000
EUR
|
174,200,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
137,500,000
EUR
|
167,900,000
EUR
|
213,700,000
EUR
|
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
178,400,000
EUR
|
179,100,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
77,600,000
EUR
|
77,600,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
256,900,000
EUR
|
204,600,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
17,300,000
EUR
|
18,900,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,310,200,000
EUR
|
1,282,900,000
EUR
|
— |
| Liabilities |
918,600,000
EUR
|
947,300,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
347,700,000
EUR
|
385,500,000
EUR
|
— |
| Current liabilities |
289,800,000
EUR
|
361,300,000
EUR
|
— |
| Assets less current liabilities [abstract] |