Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-01-01 |
As at 2023-12-31 |
As at 2023-01-01 |
|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||
| Property, plant and equipment [abstract] | ||||
| Land and buildings [abstract] | ||||
| Land and buildings |
14,329
EUR
|
— |
14,437
EUR
|
— |
| Intangible assets and goodwill [abstract] | ||||
| Intangible assets other than goodwill [abstract] | ||||
| Intangible assets other than goodwill |
2,941
EUR
|
— |
2,111
EUR
|
— |
| Goodwill |
1,199
EUR
|
— |
1,199
EUR
|
— |
| Investments accounted for using equity method [abstract] | ||||
| Investments accounted for using equity method |
548,000
EUR
|
— |
554,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | ||||
| Other non-current assets |
348,000
EUR
|
— |
495,000
EUR
|
— |
| Trade and other receivables [abstract] | ||||
| Trade receivables |
4,588
EUR
|
— |
4,955
EUR
|
— |
| Classes of current inventories [abstract] | ||||
| Current inventories |
1,329
EUR
|
— |
2,960
EUR
|
— |
| Classes of current inventories, alternative [abstract] | ||||
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
82,077
EUR
|
62,282
EUR
|
62,282
EUR
|
90,486
EUR
|
| Trade and other payables [abstract] | ||||
| Trade payables |
4,962
EUR
|
— |
4,459
EUR
|
— |
| Issued capital [abstract] | ||||
| Issued capital |
83,034
EUR
|
— |
82,853
EUR
|
— |
| Retained earnings [abstract] | ||||
| Retained earnings |
37,871
EUR
|
— |
42,303
EUR
|
— |
| Net assets (liabilities) [abstract] | ||||
| Assets |
547,076
EUR
|
— |
564,361
EUR
|
— |
| Liabilities |
308,524
EUR
|
— |
314,199
EUR
|
— |
| Net current assets (liabilities) [abstract] | ||||
| Current liabilities |
70,459
EUR
|
— |
50,219
EUR
|
— |
| Assets less current liabilities [abstract] |