Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — |
71,300,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
58,900,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — |
125,700,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
10,200,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — |
277,800,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
81,400,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — |
196,700,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
20,700,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — |
16,300,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
9,100,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — |
1,800,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1,400,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other receivables | — | — | — |
232,800,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
46,800,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
168,900,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
130,700,000
EUR
|
— | — | — | — | — | — | — |
64,200,000
EUR
|
— | — | — | — |
| Assets | — | — | — |
1 233.3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
455,600,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — | — | — |
61,500,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
60,500,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — |
121,600,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
115,300,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — |
507,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
156,300,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — |
900,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
336,800,000
EUR
|
121,600,000
EUR
|
400,000
EUR
|
507,900,000
EUR
|
1,700,000
EUR
|
0
EUR
|
507,000,000
EUR
|
900,000
EUR
|
15,000,000
EUR
|
61,500,000
EUR
|
100,000
EUR
|
115,300,000
EUR
|
-
EUR
|
900,000
EUR
|
156,300,000
EUR
|
60,500,000
EUR
|
20,500,000
EUR
|
156,300,000
EUR
|
1,200,000
EUR
|
600,000
EUR
|
100,000
EUR
|
151,200,000
EUR
|
-
EUR
|
22,100,000
EUR
|
1,200,000
EUR
|
151,200,000
EUR
|
111,900,000
EUR
|
600,000
EUR
|
1,000,000
EUR
|
60,500,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Current tax liabilities | — | — | — |
2,800,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1,500,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — |
48,400,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
16,800,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — |
725,400,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
299,200,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — |
1 233.3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
455,600,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |