Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||||
| Property, plant and equipment [abstract] | ||||||
| Property, plant and equipment |
438.877.277
EUR
|
425.978.241
EUR
|
417.136.694
EUR
|
403.335.743
EUR
|
— | — |
| Intangible assets and goodwill [abstract] | ||||||
| Intangible assets other than goodwill [abstract] | ||||||
| Intangible assets other than goodwill |
1.372.176
EUR
|
1.250.530
EUR
|
2.058.861
EUR
|
1.881.584
EUR
|
— | — |
| Investment property [abstract] | ||||||
| Investment property |
15.530.234
EUR
|
23.975.120
EUR
|
14.844.630
EUR
|
23.721.641
EUR
|
— | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||||||
| Investments in subsidiaries reported in separate financial statements |
0
EUR
|
4.048.063
EUR
|
0
EUR
|
4.533.063
EUR
|
— | — |
| Investments in associates reported in separate financial statements |
15.784.793
EUR
|
6.737.709
EUR
|
14.168.687
EUR
|
6.737.709
EUR
|
— | — |
| Trade and other non-current receivables [abstract] | ||||||
| Trade and other non-current receivables |
40
EUR
|
40
EUR
|
31
EUR
|
41
EUR
|
— | — |
| Miscellaneous non-current assets [abstract] | ||||||
| Non-current investments other than investments accounted for using equity method |
59.972.076
EUR
|
56.587.335
EUR
|
47.423.171
EUR
|
44.223.149
EUR
|
— | — |
| Other non-current assets |
9.650.187
EUR
|
9.650.187
EUR
|
1.089.144
EUR
|
1.089.144
EUR
|
— | — |
| Trade and other current receivables [abstract] | ||||||
| Trade and other current receivables |
47.326.339
EUR
|
46.773.388
EUR
|
41.632.400
EUR
|
41.192.593
EUR
|
— | — |
| Classes of current inventories [abstract] | ||||||
| Current inventories |
1.422.438
EUR
|
1.422.438
EUR
|
1.362.769
EUR
|
1.362.769
EUR
|
— | — |
| Classes of current inventories, alternative [abstract] | ||||||
| Cash and cash equivalents [abstract] | ||||||
| Cash and cash equivalents |
40.638.685
EUR
|
16.342.426
EUR
|
61.021.421
EUR
|
37.051.470
EUR
|
65.846.592
EUR
|
73.030.320
EUR
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | ||||||
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
341
EUR
|
485
EUR
|
0
EUR
|
0
EUR
|
— | — |
| Borrowings [abstract] | ||||||
| Non-current portion of non-current borrowings |
60.688.522
EUR
|
60.688.522
EUR
|
71.209.697
EUR
|
71.209.697
EUR
|
— | — |
| Current borrowings and current portion of non-current borrowings [abstract] | ||||||
| Current borrowings |
10.521.175
EUR
|
10.521.175
EUR
|
10.521.175
EUR
|
10.521.175
EUR
|
— | — |
| Non-current portion of non-current borrowings, by type [abstract] | ||||||
| Trade and other non-current payables [abstract] | ||||||
| Trade and other non-current payables |
144
EUR
|
106
EUR
|
146
EUR
|
115
EUR
|
— | — |
| Trade and other current payables [abstract] | ||||||
| Trade and other current payables |
41.324.946
EUR
|
40.329.201
EUR
|
39.734.303
EUR
|
38.832.869
EUR
|
— | — |
| Issued capital [abstract] | ||||||
| Issued capital |
58.420.965
EUR
|
58.420.965
EUR
|
58.420.965
EUR
|
58.420.965
EUR
|
— | — |
| Retained earnings [abstract] | ||||||
| Retained earnings |
63.769.456
EUR
|
29.592.320
EUR
|
62.982.777
EUR
|
30.637.829
EUR
|
— | — |
| Accumulated other comprehensive income [abstract] | ||||||
| Revaluation surplus |
30.036.801
EUR
|
29.692.618
EUR
|
20.507.185
EUR
|
20.382.176
EUR
|
— | — |
| Net assets (liabilities) [abstract] | ||||||
| Assets |
634.103.258
EUR
|
596.417.076
EUR
|
607.399.743
EUR
|
571.650.069
EUR
|
— | — |
| Net current assets (liabilities) [abstract] | ||||||
| Current assets |
89.729.888
EUR
|
65.024.871
EUR
|
104.973.095
EUR
|
80.494.435
EUR
|
— | — |
| Current liabilities |
55.446.409
EUR
|
54.449.795
EUR
|
50.638.269
EUR
|
49.684.712
EUR
|
— | — |
| Assets less current liabilities [abstract] |