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 |
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 | — | — | — | — | — | — |
4,188,000
EUR
|
— | — |
3,977,000
EUR
|
— | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||
| Research and development expense | — | — | — | — | — | — |
83,000,000
EUR
|
— | — |
61,000,000
EUR
|
— | — | — | — | — | — |
| Investment income | — | — | — | — | — | — |
2,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — | — | — |
| Finance income (cost) | — | — | — | — | — | — |
39,000,000
EUR
|
— | — |
67,000,000
EUR
|
— | — | — | — | — | — |
| Other finance income (cost) | — | — | — | — | — | — |
10,000,000
EUR
|
— | — |
47,000,000
EUR
|
— | — | — | — | — | — |
| Interest expense | — | — | — | — | — | — |
29,000,000
EUR
|
— | — |
20,000,000
EUR
|
— | — | — | — | — | — |
| Interest income (expense) | — | — | — | — | — | — |
29,000,000
EUR
|
— | — |
20,000,000
EUR
|
— | — | — | — | — | — |
| Miscellaneous other operating income | — | — | — | — | — | — |
41,000,000
EUR
|
— | — |
48,000,000
EUR
|
— | — | — | — | — | — |
| Miscellaneous other operating expense | — | — | — | — | — | — |
57,000,000
EUR
|
— | — |
62,000,000
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 | — | — | — | — | — | — |
81,000,000
EUR
|
— | — |
69,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income |
15,000,000
EUR
|
106,000,000
EUR
|
6,000,000
EUR
|
26,000,000
EUR
|
55,000,000
EUR
|
192,000,000
EUR
|
207,000,000
EUR
|
222,000,000
EUR
|
139,000,000
EUR
|
163,000,000
EUR
|
53,000,000
EUR
|
1,000,000
EUR
|
106,000,000
EUR
|
162,000,000
EUR
|
32,000,000
EUR
|
2,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
192,000,000
EUR
|
— | — |
162,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
15,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — | — | — |