Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
50,300,000
EUR
|
47,200,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
38,000,000
EUR
|
40,400,000
EUR
|
— |
| Goodwill |
141,000,000
EUR
|
137,100,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
0
EUR
|
0
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Other non-current receivables |
1,800,000
EUR
|
2,700,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current investments other than investments accounted for using equity method |
300,000
EUR
|
300,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
21,800,000
EUR
|
16,200,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
5,600,000
EUR
|
5,000,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
5,200,000
EUR
|
6,400,000
EUR
|
3,100,000
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 |
16,000,000
EUR
|
30,100,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
98,000,000
EUR
|
113,200,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
29,100,000
EUR
|
46,400,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other non-current payables [abstract] | |||
| Other non-current payables |
6,100,000
EUR
|
3,600,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
57,800,000
EUR
|
49,900,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
200,000
EUR
|
200,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
4,400,000
EUR
|
5,800,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
453,200,000
EUR
|
459,300,000
EUR
|
— |
| Liabilities |
371,200,000
EUR
|
389,900,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
33,300,000
EUR
|
28,400,000
EUR
|
— |
| Current liabilities |
120,100,000
EUR
|
128,100,000
EUR
|
— |
| Assets less current liabilities [abstract] |