Statement Of Cash Flows [Abstract]
| Concept |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
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] | |||||||||||
| Profit (loss) |
19,405
EUR
|
— |
24,281
EUR
|
4,875
EUR
|
19,405
EUR
|
170,957
EUR
|
170,957
EUR
|
175,092
EUR
|
4,135
EUR
|
— | — |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for fair value losses (gains) | — | — |
45,408
EUR
|
— | — | — | — |
110,137
EUR
|
— | — | — |
| 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
|