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 |
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 | — | — |
299,000,000
EUR
|
— | — | — | — | — | — | — |
805,000,000
EUR
|
— |
| Material income and expense [abstract] | ||||||||||||
| Impairment loss (reversal of impairment loss) on trade receivables [abstract] | ||||||||||||
| Impairment loss (reversal of impairment loss) recognised in profit or loss, trade receivables | — | — |
61,000,000
EUR
|
— | — | — | — | — | — | — |
38,000,000
EUR
|
— |
| Research and development expense | — | — |
101,000,000
EUR
|
— | — | — | — | — | — | — |
65,000,000
EUR
|
— |
| Operating expense | — | — |
313,000,000
EUR
|
— | — | — | — | — | — | — |
306,000,000
EUR
|
— |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income |
362,000,000
EUR
|
0
EUR
|
375,000,000
EUR
|
6,000,000
EUR
|
0
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
3,000,000
EUR
|
0
EUR
|
107,000,000
EUR
|
121,000,000
EUR
|
0
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
375,000,000
EUR
|
— | — | — | — | — | — | — |
121,000,000
EUR
|
— |