Analysis Of Income And Expense [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||
| Revenue [abstract] | ||||||||||||||||
| Interest income | — |
117,000,000
EUR
|
— | — | — | — | — | — | — | — |
144,000,000
EUR
|
— | — | — | — | — |
| Revenue | — |
15,267,000
EUR
|
— | — | — | — | — | — | — | — |
18,488,000
EUR
|
— | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||
| Research and development expense | — |
443,000,000
EUR
|
— | — | — | — | — | — | — | — |
460,000,000
EUR
|
— | — | — | — | — |
| Finance income (cost) | — |
108,000,000
EUR
|
— | — | — | — | — | — | — | — |
19,000,000
EUR
|
— | — | — | — | — |
| Other finance income (cost) | — |
19,000,000
EUR
|
— | — | — | — | — | — | — | — |
41,000,000
EUR
|
— | — | — | — | — |
| Interest expense | — |
244,000,000
EUR
|
— | — | — | — | — | — | — | — |
122,000,000
EUR
|
— | — | — | — | — |
| 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 | — |
243,000,000
EUR
|
— | — | — | — | — | — | — | — |
291,000,000
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 | — |
10,000,000
EUR
|
— | — | — | — | — | — | — | — |
12,000,000
EUR
|
— | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, before tax [abstract] | ||||||||||||||||
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, before tax | — |
4,000,000
EUR
|
— | — | — | — | — | — | — | — |
2,000,000
EUR
|
— | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income |
10,000,000
EUR
|
1,569,000
EUR
|
150,000,000
EUR
|
7,000,000
EUR
|
1,245,000
EUR
|
1,576,000
EUR
|
50,000,000
EUR
|
241,000,000
EUR
|
2,220,000
EUR
|
1,000,000
EUR
|
2,234,000
EUR
|
200,000,000
EUR
|
1,000,000
EUR
|
2,128,000
EUR
|
14,000,000
EUR
|
294,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
1,576,000
EUR
|
— | — | — | — | — | — | — | — |
2,220,000
EUR
|
— | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — |
7,000,000
EUR
|
— | — | — | — | — | — | — | — |
14,000,000
EUR
|
— | — | — | — | — |