Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
1 524
EUR
|
2 052
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
882,000
EUR
|
716,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
165 420
EUR
|
167 754
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
16 183
EUR
|
13 836
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Other current receivables |
909,000
EUR
|
189,000
EUR
|
— |
| Trade and other current receivables |
12 093
EUR
|
16 270
EUR
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets |
13 886
EUR
|
12 387
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
-
EUR
|
-
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
8 845
EUR
|
7 325
EUR
|
16 357
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 |
-
EUR
|
-
EUR
|
— |
| Miscellaneous current assets [abstract] | |||
| Current derivative financial assets |
-
EUR
|
-
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
60 507
EUR
|
65 803
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
559,000
EUR
|
435,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
4 218
EUR
|
4 684
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current derivative financial liabilities |
477,000
EUR
|
944,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
2 997
EUR
|
4 697
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
37 755
EUR
|
37 755
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of cash flow hedges |
477,000
EUR
|
944,000
EUR
|
— |
| Reserve of gains and losses on financial assets measured at fair value through other comprehensive income |
31,000
EUR
|
70,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
220 867
EUR
|
221 833
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
21 847
EUR
|
23 783
EUR
|
— |
| Current liabilities |
13 509
EUR
|
17 013
EUR
|
— |
| Assets less current liabilities [abstract] |