Statement Of Cash Flows [Abstract]
| Concept |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Dividends received, classified as operating activities | — |
43,544
EUR
|
52,218
EUR
|
— | — |
| Interest paid, classified as operating activities | — |
65,202
EUR
|
60,945
EUR
|
— | — |
| Interest received, classified as operating activities | — |
386,059
EUR
|
401,064
EUR
|
— | — |
| Income taxes paid (refund), classified as operating activities | — |
33,371
EUR
|
45,053
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
167,908
EUR
|
519,864
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
587,000
EUR
|
0
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
967,128
EUR
|
4,523
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
714,690
EUR
|
526,938
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 | — |
577,000
EUR
|
54,000
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
792,871
EUR
|
0
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
22,815
EUR
|
794,017
EUR
|
— | — |
| Dividends paid, classified as financing activities | — |
56,658
EUR
|
164,809
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
712,821
EUR
|
958,880
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
166,039
EUR
|
965,954
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
4,948
EUR
|
1,185
EUR
|
— | — |
| Cash and cash equivalents |
640,713
EUR
|
— | — |
479,621
EUR
|
1.444.391
EUR
|