Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-01-01 |
As at 2021-12-31 |
|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||
| Property, plant and equipment [abstract] | ||||
| Property, plant and equipment |
51,344
EUR
|
50,929
EUR
|
50,626
EUR
|
— |
| Intangible assets and goodwill [abstract] | ||||
| Intangible assets other than goodwill [abstract] | ||||
| Intangible assets other than goodwill |
28,000
EUR
|
128,000
EUR
|
114,000
EUR
|
— |
| Goodwill |
1,629
EUR
|
1,721
EUR
|
1,782
EUR
|
— |
| Intangible assets and goodwill |
1,657
EUR
|
1,849
EUR
|
1,896
EUR
|
— |
| Investment property [abstract] | ||||
| Investment property |
76,783
EUR
|
74,099
EUR
|
71,452
EUR
|
— |
| Categories of financial assets [abstract] | ||||
| Financial assets available-for-sale |
-
EUR
|
93,285
EUR
|
95,145
EUR
|
— |
| Loans and receivables |
-
EUR
|
89,473
EUR
|
74,262
EUR
|
— |
| Financial assets at fair value through other comprehensive income [abstract] | ||||
| Financial assets at fair value through other comprehensive income |
121,297
EUR
|
-
EUR
|
-
EUR
|
— |
| Financial assets at amortised cost |
101,465
EUR
|
-
EUR
|
-
EUR
|
— |
| Financial assets |
299,545
EUR
|
256,857
EUR
|
240,859
EUR
|
— |
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
12,553
EUR
|
22,445
EUR
|
15,316
EUR
|
15,281
EUR
|
| Miscellaneous assets [abstract] | ||||
| Other assets |
42,460
EUR
|
32,354
EUR
|
29,038
EUR
|
— |
| Borrowings [abstract] | ||||
| Borrowings |
3,166
EUR
|
5,641
EUR
|
7,699
EUR
|
— |
| Borrowings, by type [abstract] | ||||
| Trade and other payables [abstract] | ||||
| Accruals and deferred income including contract liabilities [abstract] | ||||
| Accruals and deferred income including contract liabilities |
835,000
EUR
|
1,395
EUR
|
2,214
EUR
|
— |
| Trade and other payables |
24,667
EUR
|
20,269
EUR
|
15,126
EUR
|
— |
| Issued capital [abstract] | ||||
| Issued capital |
12,500
EUR
|
6,636
EUR
|
6,652
EUR
|
— |
| Retained earnings [abstract] | ||||
| Retained earnings |
80,062
EUR
|
76,650
EUR
|
79,755
EUR
|
— |
| Accumulated other comprehensive income [abstract] | ||||
| Revaluation surplus |
69,090
EUR
|
52,538
EUR
|
55,135
EUR
|
— |
| Miscellaneous equity [abstract] | ||||
| Statutory reserve |
12,098
EUR
|
12,098
EUR
|
12,126
EUR
|
— |
| Net assets (liabilities) [abstract] | ||||
| Assets |
425,699
EUR
|
381,298
EUR
|
351,753
EUR
|
— |
| Assets less current liabilities [abstract] |