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 |
10,668,000
EUR
|
9,846,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
235,000
EUR
|
267,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
32,565,000
EUR
|
31,400,000
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Non-current trade receivables |
200,000
EUR
|
29,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
16,759,000
EUR
|
15,069,000
EUR
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments [abstract] | |||
| Current prepayments |
846,000
EUR
|
1,766,000
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current accrued income including current contract assets [abstract] | |||
| Current contract assets |
4,199,000
EUR
|
3,414,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
9,674,000
EUR
|
10,129,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
8,955,000
EUR
|
11,888,000
EUR
|
9,410,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
2,558,000
EUR
|
1,243,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
18,862,000
EUR
|
19,441,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
696,000
EUR
|
816,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current trade payables |
17,083,000
EUR
|
15,660,000
EUR
|
— |
| 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 |
5,927,000
EUR
|
3,771,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
263,000
EUR
|
677,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
10,926,000
EUR
|
12,983,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
4,742,000
EUR
|
4,742,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
18,200,000
EUR
|
17,713,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
88,157,000
EUR
|
86,204,000
EUR
|
— |
| Liabilities |
56,071,000
EUR
|
55,650,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
43,015,000
EUR
|
43,569,000
EUR
|
— |
| Current liabilities |
35,060,000
EUR
|
33,585,000
EUR
|
— |
| Assets less current liabilities [abstract] |