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] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
13,674,000
EUR
|
12,688,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
24,183,000
EUR
|
26,258,000
EUR
|
— |
| Goodwill |
39,648,000
EUR
|
40,106,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
893,000,000
EUR
|
629,000,000
EUR
|
— |
| Trade and other receivables [abstract] | |||
| Trade receivables |
10,312,000
EUR
|
10,047,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
13,636,000
EUR
|
11,314,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
5,171,000
EUR
|
4,564,000
EUR
|
4,191,000
EUR
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
3,000,000
EUR
|
76,000,000
EUR
|
— |
| Trade and other non-current payables [abstract] | |||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current contract liabilities [abstract] | |||
| Non-current contract liabilities |
561,000,000
EUR
|
770,000,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current contract liabilities |
4,163,000
EUR
|
4,052,000
EUR
|
— |
| Trade and other current payables |
7,545,000
EUR
|
6,792,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
2,515,000
EUR
|
2,515,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
124,877,000
EUR
|
120,241,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
37,760,000
EUR
|
32,578,000
EUR
|
— |
| Current liabilities |
35,084,000
EUR
|
29,403,000
EUR
|
— |
| Assets less current liabilities [abstract] |