Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||||
| Property, plant and equipment [abstract] | ||||||
| Property, plant and equipment |
486.164.111
EUR
|
472.839.605
EUR
|
465.724.409
EUR
|
452.753.184
EUR
|
— | — |
| Intangible assets and goodwill [abstract] | ||||||
| Intangible assets other than goodwill [abstract] | ||||||
| Intangible assets other than goodwill |
1.229.848
EUR
|
1.150.434
EUR
|
841
EUR
|
760
EUR
|
— | — |
| Investment property [abstract] | ||||||
| Investment property |
15.519.622
EUR
|
15.802.948
EUR
|
15.088.082
EUR
|
15.386.143
EUR
|
— | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||||||
| Investments in subsidiaries reported in separate financial statements |
0
EUR
|
13.786.988
EUR
|
0
EUR
|
13.786.988
EUR
|
— | — |
| Investments in associates reported in separate financial statements |
17.479.166
EUR
|
6.737.709
EUR
|
16.898.490
EUR
|
6.737.709
EUR
|
— | — |
| Trade and other non-current receivables [abstract] | ||||||
| Trade and other non-current receivables |
40
EUR
|
40
EUR
|
40
EUR
|
40
EUR
|
— | — |
| Miscellaneous non-current assets [abstract] | ||||||
| Non-current investments other than investments accounted for using equity method |
71.451.014
EUR
|
70.741.014
EUR
|
59.949.023
EUR
|
57.463.248
EUR
|
— | — |
| Trade and other current receivables [abstract] | ||||||
| Trade and other current receivables |
56.385.708
EUR
|
55.705.905
EUR
|
60.363.391
EUR
|
59.393.154
EUR
|
— | — |
| Current prepayments and current accrued income including current contract assets [abstract] | ||||||
| Current accrued income including current contract assets [abstract] | ||||||
| Current contract assets |
1.109.031
EUR
|
1.109.031
EUR
|
254
EUR
|
254
EUR
|
— | — |
| Categories of current financial assets [abstract] | ||||||
| Current financial assets |
40.000.000
EUR
|
40.000.000
EUR
|
69.474.594
EUR
|
69.474.594
EUR
|
— | — |
| Classes of current inventories [abstract] | ||||||
| Current inventories |
2.499.728
EUR
|
2.499.728
EUR
|
2.091.082
EUR
|
2.091.082
EUR
|
— | — |
| Classes of current inventories, alternative [abstract] | ||||||
| Cash and cash equivalents [abstract] | ||||||
| Cash and cash equivalents |
106.297.764
EUR
|
92.255.286
EUR
|
81.628.977
EUR
|
53.282.798
EUR
|
94.749.216
EUR
|
69.095.661
EUR
|
| Miscellaneous assets [abstract] | ||||||
| Other assets |
16.191.555
EUR
|
15.792.111
EUR
|
536
EUR
|
536
EUR
|
— | — |
| Borrowings [abstract] | ||||||
| Non-current portion of non-current borrowings |
78.786.135
EUR
|
93.786.135
EUR
|
93.979.370
EUR
|
93.979.370
EUR
|
— | — |
| Current borrowings and current portion of non-current borrowings [abstract] | ||||||
| Current borrowings |
15.193.235
EUR
|
15.193.235
EUR
|
15.193.235
EUR
|
15.193.235
EUR
|
— | — |
| Non-current portion of non-current borrowings, by type [abstract] | ||||||
| Trade and other non-current payables [abstract] | ||||||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | ||||||
| Non-current deferred income including non-current contract liabilities [abstract] | ||||||
| Non-current deferred income including non-current contract liabilities |
39.475.656
EUR
|
38.555.285
EUR
|
34.959.122
EUR
|
33.958.480
EUR
|
— | — |
| Trade and other non-current payables |
363
EUR
|
378
EUR
|
83
EUR
|
98
EUR
|
— | — |
| Trade and other current payables [abstract] | ||||||
| Trade and other current payables |
58.185.820
EUR
|
55.949.501
EUR
|
59.940.294
EUR
|
58.454.240
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 |
82.442.809
EUR
|
45.491.178
EUR
|
81.464.730
EUR
|
43.878.553
EUR
|
— | — |
| Accumulated other comprehensive income [abstract] | ||||||
| Revaluation surplus |
35.619.342
EUR
|
35.725.513
EUR
|
24.501.725
EUR
|
24.719.356
EUR
|
— | — |
| Net assets (liabilities) [abstract] | ||||||
| Assets |
814.367.538
EUR
|
788.460.750
EUR
|
774.226.552
EUR
|
733.439.080
EUR
|
— | — |
| Net current assets (liabilities) [abstract] | ||||||
| Current assets |
206.292.231
EUR
|
191.569.950
EUR
|
215.149.760
EUR
|
185.976.296
EUR
|
— | — |
| Current liabilities |
81.699.549
EUR
|
79.632.256
EUR
|
75.506.443
EUR
|
74.079.436
EUR
|
— | — |
| Assets less current liabilities [abstract] |