Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Cash flows from (used in) operating activities | — |
84,918,717
EUR
|
— |
37,257,230
EUR
|
— |
54,031,857
EUR
|
— |
137,358,132
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
0
EUR
|
— |
0
EUR
|
— |
0
EUR
|
— |
0
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
35,987
EUR
|
— |
57,355,448
EUR
|
— |
7,039,617
EUR
|
— |
4,465,325
EUR
|
— | — |
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | — |
1,008,309,867
EUR
|
— |
804,779,324
EUR
|
— |
909,226,868
EUR
|
— |
1,046,434,530
EUR
|
— | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — |
1,021,842,902
EUR
|
— |
738,283,169
EUR
|
— |
948,241,670
EUR
|
— |
1,165,021,482
EUR
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
7,995,544
EUR
|
— |
785,630
EUR
|
— |
151,349
EUR
|
— |
3,515,560
EUR
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
8,981,115
EUR
|
— |
5,474,025
EUR
|
— |
3,365,839
EUR
|
— |
9,507,447
EUR
|
— | — |
| Proceeds from sales of intangible assets, classified as investing activities | — |
0
EUR
|
— |
0
EUR
|
— |
0
EUR
|
— |
0
EUR
|
— | — |
| Purchase of intangible assets, classified as investing activities | — |
8,650,450
EUR
|
— |
5,506,904
EUR
|
— |
6,931,001
EUR
|
— |
7,877,065
EUR
|
— | — |
| Dividends received, classified as investing activities | — |
6,151,738
EUR
|
— |
37,802,746
EUR
|
— |
12,494,301
EUR
|
— |
5,653,046
EUR
|
— | — |
| Interest received, classified as investing activities | — |
37,585,569
EUR
|
— |
22,699,669
EUR
|
— |
23,440,425
EUR
|
— |
37,412,752
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
20,532,264
EUR
|
— |
59,447,823
EUR
|
— |
20,265,184
EUR
|
— |
93,855,431
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Dividends paid, classified as financing activities | — |
84,052,338
EUR
|
— |
84,120,048
EUR
|
— |
38,649,752
EUR
|
— |
38,608,420
EUR
|
— | — |
| Interest paid, classified as financing activities | — |
2,625,553
EUR
|
— |
2,266,933
EUR
|
— |
2,343,302
EUR
|
— |
2,458,714
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
89,334,516
EUR
|
— |
87,552,803
EUR
|
— |
42,157,904
EUR
|
— |
43,097,819
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
23,357
EUR
|
— |
0
EUR
|
— |
0
EUR
|
— |
17,084
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
16,116,465
EUR
|
— |
9,152,250
EUR
|
— |
8,391,231
EUR
|
— |
404,882
EUR
|
— | — |
| Cash and cash equivalents |
98,461,452
EUR
|
— |
23,065,241
EUR
|
— |
82,321,630
EUR
|
— |
13,912,991
EUR
|
— |
81,899,664
EUR
|
22,304,222
EUR
|