Analysis Of Income And Expense [Abstract]
| Concept |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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 |
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 |
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 |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||||||||||||||||||||
| Revenue | — |
209,920,232
EUR
|
— | — | — |
206,038,900
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
228,677,538
EUR
|
224,715,839
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||||||||||||||||||||
| Finance income (cost) | — |
1,507,818
EUR
|
— | — | — |
2,644,349
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,116,621
EUR
|
2,519,600
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||||||||||||||||||||||||
| Raw materials and consumables used | — |
16,059,448
EUR
|
— | — | — |
15,699,263
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
17,637,569
EUR
|
17,434,117
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Services expense | — |
53,053,535
EUR
|
— | — | — |
55,840,212
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
54,808,505
EUR
|
57,824,842
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Classes of employee benefits expense [abstract] | ||||||||||||||||||||||||||||||||||||
| Employee benefits expense | — |
78,743,013
EUR
|
— | — | — |
72,137,042
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
77,093,179
EUR
|
71,096,551
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||||||||||||||||||||||||
| Depreciation and amortisation expense [abstract] | ||||||||||||||||||||||||||||||||||||
| Depreciation and amortisation expense | — |
28,302,384
EUR
|
— | — | — |
27,537,542
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
27,778,543
EUR
|
27,020,508
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other expenses, by nature | — |
10,595,879
EUR
|
— | — | — |
10,585,472
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
11,054,135
EUR
|
11,037,706
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Disclosure of attribution of expenses by nature to their function [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of attribution of expenses by nature to their function [abstract] | ||||||||||||||||||||||||||||||||||||
| Disclosure of attribution of expenses by nature to their function [line items] | ||||||||||||||||||||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — |
1,224,318
EUR
|
— | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,375,549
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||||||||||||||||||||
| Comprehensive income |
0
EUR
|
37,554,518
EUR
|
352,538
EUR
|
5,877,490
EUR
|
32,025,757
EUR
|
37,041,247
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
3,809
EUR
|
0
EUR
|
0
EUR
|
31,272,750
EUR
|
6,012,148
EUR
|
37,550,709
EUR
|
243,651
EUR
|
368,542
EUR
|
0
EUR
|
43,802,466
EUR
|
40,397,079
EUR
|
28,083
EUR
|
43,830,549
EUR
|
42,864,993
EUR
|
0
EUR
|
311,074
EUR
|
0
EUR
|
3,773,929
EUR
|
4,357,456
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
38,818,611
EUR
|
0
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
37,550,709
EUR
|
— | — | — |
37,041,247
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
43,802,466
EUR
|
42,864,993
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — |
3,809
EUR
|
— | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
28,083
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |