Analysis Of Income And Expense [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||||||
| Revenue from rendering of services | — | — | — | — | — | — | — | — | — |
99,279,000
EUR
|
— |
95,880,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Revenue from construction contracts | — | — | — | — | — | — | — | — | — |
3,664,508,000
EUR
|
— |
3,264,108,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Interest income | — | — | — | — | — | — | — | — | — |
11,941,000
EUR
|
— |
13,737,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other revenue | — | — | — | — | — | — | — | — | — |
120,726,000
EUR
|
— |
143,134,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Revenue | — | — | — | — | — | — | — | — | — |
4,312,374,000
EUR
|
— |
3,910,250,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||||||
| Gains (losses) on disposals of investment properties [abstract] | ||||||||||||||||||||||
| Gains (losses) on disposals of investment properties | — | — | — | — | — | — | — | — | — |
4,403,000
EUR
|
— |
2,211,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Gains (losses) on disposals of investments [abstract] | ||||||||||||||||||||||
| Gains (losses) on disposals of investments | — | — | — | — | — | — | — | — | — |
22,951,000
EUR
|
— |
75,837,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Finance income (cost) | — | — | — | — | — | — | — | — | — |
27,227,000
EUR
|
— |
73,718,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — | — | — | — | — | — | — | — | — |
12,530,000
EUR
|
— |
31,182,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Interest expense | — | — | — | — | — | — | — | — | — |
33,694,000
EUR
|
— |
39,576,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Miscellaneous other operating expense | — | — | — | — | — | — | — | — | — |
52,687,000
EUR
|
— |
39,797,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Operating expense | — | — | — | — | — | — | — | — | — |
4,023,991,000
EUR
|
— |
3,773,047,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Gains (losses) on change in fair value of derivatives [abstract] | ||||||||||||||||||||||
| Gains (losses) on change in fair value of derivatives | — | — | — | — | — | — | — | — | — |
6,018,000
EUR
|
— |
5,242,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||||||||||
| Classes of employee benefits expense [abstract] | ||||||||||||||||||||||
| Employee benefits expense | — | — | — | — | — | — | — | — | — |
877,690,000
EUR
|
— |
816,589,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||||||||||
| Depreciation and amortisation expense [abstract] | ||||||||||||||||||||||
| Depreciation expense | — | — | — | — | — | — | — | — | — |
350,553,000
EUR
|
— |
350,772,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Impairment loss (reversal of impairment loss) recognised in profit or loss | — | — | — | — | — | — | — | — | — |
45,810,000
EUR
|
— |
9,592,000
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] | ||||||||||||||||||||||
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations | — | — | — | — | — | — | — | — | — |
36,941,000
EUR
|
— |
50,418,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| 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 | — | — | — | — | — | — | — | — | — |
255,191,000
EUR
|
— |
179,253,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||||||
| Comprehensive income |
125,981,000
EUR
|
15,030,000
EUR
|
0
EUR
|
453,141,000
EUR
|
4,994,000
EUR
|
81,000
EUR
|
0
EUR
|
2,778,000
EUR
|
33,432,000
EUR
|
579,122,000
EUR
|
406,814,000
EUR
|
233,232,000
EUR
|
4,217,000
EUR
|
0
EUR
|
229,791,000
EUR
|
2,191,000
EUR
|
3,145,000
EUR
|
4,000
EUR
|
0
EUR
|
45,041,000
EUR
|
51,741,000
EUR
|
181,491,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — | — | — |
453,141,000
EUR
|
— |
181,491,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — | — | — |
125,981,000
EUR
|
— |
51,741,000
EUR
|
— | — | — | — | — | — | — | — | — | — |