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] | |||
| Miscellaneous non-current assets [abstract] | |||
| Non-current investments other than investments accounted for using equity method | — | — | — |
| Long-term deposits |
25,000,000
EUR
|
35,000,000
EUR
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets at fair value through profit or loss [abstract] | |||
| Non-current financial assets at fair value through profit or loss |
1,978,304,000
EUR
|
2,015,795,000
EUR
|
— |
| Non-current loans and receivables |
2,612,000
EUR
|
62,000
EUR
|
— |
| Categories of current financial assets [abstract] | |||
| Current loans and receivables |
8,068,000
EUR
|
19,356,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
180,762,000
EUR
|
107,599,000
EUR
|
38,978,000
EUR
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
2,253,000
EUR
|
4,193,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
9,981,000
EUR
|
4,866,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings, profit (loss) for reporting period |
46,403,000
EUR
|
498,727,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
2,195,098,000
EUR
|
2,178,179,000
EUR
|
— |
| Liabilities |
12,234,000
EUR
|
9,059,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
188,830,000
EUR
|
126,955,000
EUR
|
— |
| Current liabilities |
9,981,000
EUR
|
4,866,000
EUR
|
— |
| Assets less current liabilities [abstract] |