Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
24,300,000
EUR
|
17,000,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
167,000,000
EUR
|
176,300,000
EUR
|
— |
| Goodwill |
192,600,000
EUR
|
187,100,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments in associates accounted for using equity method |
12,800,000
EUR
|
100,000
EUR
|
— |
| Trade and other receivables [abstract] | |||
| Trade and other receivables |
184,600,000
EUR
|
196,700,000
EUR
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets |
4,800,000
EUR
|
30,800,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
90,600,000
EUR
|
40,300,000
EUR
|
50,900,000
EUR
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other current provisions |
2,200,000
EUR
|
3,600,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
256,000,000
EUR
|
161,900,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
18,200,000
EUR
|
8,400,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Accruals classified as current |
97,500,000
EUR
|
112,700,000
EUR
|
— |
| Trade and other payables [abstract] | |||
| Trade and other payables |
137,000,000
EUR
|
142,000,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
15,200,000
EUR
|
16,500,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
42,600,000
EUR
|
38,000,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,200,000
EUR
|
1,200,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
138,400,000
EUR
|
75,600,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
1,000,000
EUR
|
1,900,000
EUR
|
— |
| Reserve of gains and losses on financial assets measured at fair value through other comprehensive income |
800,000
EUR
|
-
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Reserve of share-based payments |
12,600,000
EUR
|
12,700,000
EUR
|
— |
| Statutory reserve |
33,200,000
EUR
|
27,700,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
679,100,000
EUR
|
652,000,000
EUR
|
— |
| Liabilities |
621,900,000
EUR
|
542,400,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
276,100,000
EUR
|
238,400,000
EUR
|
— |
| Current liabilities |
316,000,000
EUR
|
322,300,000
EUR
|
— |
| Assets less current liabilities [abstract] |