Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) |
2,979,000
EUR
|
— |
10 635,4
EUR
|
10 337,5
EUR
|
10 635,4
EUR
|
26 825,2
EUR
|
— |
29 468,8
EUR
|
2 643,6
EUR
|
26 825,2
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — | — | — |
2 438,5
EUR
|
— | — | — |
5 370,4
EUR
|
— | — | — |
| Adjustments for decrease (increase) in inventories | — | — | — |
1 328,2
EUR
|
— | — | — |
2 319,4
EUR
|
— | — | — |
| Adjustments for undistributed profits of associates | — | — | — |
2,758,000
EUR
|
— | — | — |
5,242,000
EUR
|
— | — | — |
| Other adjustments for non-cash items | — | — | — |
1 788,8
EUR
|
— | — | — |
88,000
EUR
|
— | — | — |
| Dividends received, classified as operating activities | — | — | — |
9,259,000
EUR
|
— | — | — |
7,521,000
EUR
|
— | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — |
1 329,9
EUR
|
— | — | — |
2 644,5
EUR
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — |
45 037,2
EUR
|
— | — | — |
8 434,8
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — |
14,000
EUR
|
— | — | — |
0
EUR
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
3 513,3
EUR
|
— | — | — |
3 564,9
EUR
|
— | — | — |
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | — | — | — |
3,007,000
EUR
|
— | — | — |
1,487,000
EUR
|
— | — | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — | — | — |
1 110,0
EUR
|
— | — | — |
1 223,1
EUR
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — |
4 669,8
EUR
|
— | — | — |
10 552,1
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — |
6,485,000
EUR
|
— | — | — |
5,666,000
EUR
|
— | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — |
25 939,8
EUR
|
— | — | — |
24 623,5
EUR
|
— | — | — |
| Dividends paid, classified as financing activities | — | — | — |
7,352,000
EUR
|
— | — | — |
7,702,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
37 079,8
EUR
|
— | — | — |
1 622,1
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — |
3 287,6
EUR
|
— | — | — |
4,952,000
EUR
|
— | — | — |
| Cash and cash equivalents | — |
6 410,5
EUR
|
— | — | — | — |
3 122,9
EUR
|
— | — | — |
3 618,1
EUR
|