Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Cash flows from (used in) operations before changes in working capital |
2,000
EUR
|
200,000
EUR
|
| Increase (decrease) in working capital |
70,000
EUR
|
734,000
EUR
|
| Adjustments for gains (losses) on fair value adjustment, investment property |
233,000
EUR
|
133,000
EUR
|
| Adjustments for undistributed profits of investments accounted for using equity method |
44,000
EUR
|
118,000
EUR
|
| Cash flows from (used in) investing activities [abstract] | ||
| Proceeds from sales or maturity of financial instruments, classified as investing activities |
23,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | ||
| Dividends paid to non-controlling interests, classified as financing activities |
11,000
EUR
|
10,000
EUR
|