Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Goodwill | — | — | — | — | — | — | — | — |
30,016,000
EUR
|
32,299,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — |
22,112,000
EUR
|
23,363,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
820,000,000
EUR
|
850,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — | — | — | — | — |
22,000,000
EUR
|
51,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — |
6,164,000
EUR
|
5,471,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
6,191,000
EUR
|
5,907,000
EUR
|
— | — | — | — | — | — | — | — |
5,171,000
EUR
|
— | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
110,850,000
EUR
|
116,259,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
2,515,000
EUR
|
2,515,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — |
18,261,000
EUR
|
18,261,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
31,908,000
EUR
|
32,927,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
137,000,000
EUR
|
151,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
16,000,000
EUR
|
9,867,000
EUR
|
18,261,000
EUR
|
2,515,000
EUR
|
137,000,000
EUR
|
1,257,000
EUR
|
31,908,000
EUR
|
8,000,000
EUR
|
32,045,000
EUR
|
33,078,000
EUR
|
12,175,000
EUR
|
81,000,000
EUR
|
151,000,000
EUR
|
18,261,000
EUR
|
2,515,000
EUR
|
128,000,000
EUR
|
32,927,000
EUR
|
23,000,000
EUR
|
38,926,000
EUR
|
112,000,000
EUR
|
153,000,000
EUR
|
18,261,000
EUR
|
17,233,000
EUR
|
2,515,000
EUR
|
531,000,000
EUR
|
38,773,000
EUR
|
121,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
865,000,000
EUR
|
790,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
110,850,000
EUR
|
116,259,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |