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 |
54,972
EUR
|
54,591
EUR
|
54,296
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 |
4,382
EUR
|
4,474
EUR
|
4,535
EUR
|
— |
| Intangible assets and goodwill |
4,410
EUR
|
4,602
EUR
|
4,649
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
|
87,432
EUR
|
89,292
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 |
115,444
EUR
|
-
EUR
|
-
EUR
|
— |
| Financial assets at amortised cost |
101,465
EUR
|
-
EUR
|
-
EUR
|
— |
| Financial assets |
293,692
EUR
|
251,004
EUR
|
235,006
EUR
|
— |
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
13,015
EUR
|
22,558
EUR
|
15,481
EUR
|
15,482
EUR
|
| Miscellaneous assets [abstract] | ||||
| Other assets |
42,796
EUR
|
32,697
EUR
|
29,270
EUR
|
— |
| Borrowings [abstract] | ||||
| Borrowings |
3,189
EUR
|
5,702
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 |
24,004
EUR
|
20,555
EUR
|
15,587
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 |
427,122
EUR
|
382,402
EUR
|
352,824
EUR
|
— |
| Assets less current liabilities [abstract] |