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 |
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 from rendering of services | — |
343,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
412,000,000
EUR
|
— | — |
| Revenue from construction contracts | — |
2 837,0
EUR
|
— | — | — | — | — | — | — | — | — |
2 860,2
EUR
|
— | — |
| Interest income | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Interest income on cash and cash equivalents | — |
70,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
102,000,000
EUR
|
— | — |
| Material income and expense [abstract] | ||||||||||||||
| Write-downs (reversals of write-downs) of inventories [abstract] | ||||||||||||||
| Write-downs (reversals of write-downs) of inventories | — |
92,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
297,000,000
EUR
|
— | — |
| Impairment loss (reversal of impairment loss) on trade receivables [abstract] | ||||||||||||||
| Impairment loss (reversal of impairment loss) recognised in profit or loss, trade receivables | — |
161,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
50,000,000
EUR
|
— | — |
| Gains (losses) on disposals of investment properties [abstract] | ||||||||||||||
| Gains (losses) on disposals of investment properties | — |
47,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — |
| Finance income (cost) | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — |
171,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
162,000,000
EUR
|
— | — |
| Other operating income (expense) | — |
38,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
86,000,000
EUR
|
— | — |
| Sales and marketing expense | — |
1,070,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,321,000,000
EUR
|
— | — |
| Trading income (expense) [abstract] | ||||||||||||||
| Trading income (expense) | — |
23,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
29,000,000
EUR
|
— | — |
| Expenses by nature [abstract] | ||||||||||||||
| Classes of employee benefits expense [abstract] | ||||||||||||||
| Employee benefits expense | — |
2,253,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,374,000,000
EUR
|
— | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||
| Other comprehensive income, attributable to non-controlling interests | — |
2,160,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
18,000,000
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 | — |
502,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
592,000,000
EUR
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income |
-
EUR
|
5,235,000,000
EUR
|
2,160,000,000
EUR
|
3,074,000,000
EUR
|
-
EUR
|
-
EUR
|
3,074,000,000
EUR
|
-
EUR
|
2,330,000,000
EUR
|
-
EUR
|
2,330,000,000
EUR
|
2,348,000,000
EUR
|
18,000,000
EUR
|
-
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
3,074,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,330,000,000
EUR
|
— | — |