Analysis Of Income And Expense [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||
| Revenue [abstract] | ||||||||||||
| Interest income | — | — | — | — | — | — | — | — | — | — | — | — |
| Interest income on cash and cash equivalents | — |
232,000,000
EUR
|
— | — | — | — | — |
201,000,000
EUR
|
— | — | — | — |
| Revenue | — |
3 738,8
EUR
|
— | — | — | — | — |
3 644,7
EUR
|
— | — | — | — |
| Material income and expense [abstract] | ||||||||||||
| Research and development expense | — |
335,000,000
EUR
|
— | — | — | — | — |
305,000,000
EUR
|
— | — | — | — |
| Finance income (cost) | — | — | — | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — |
160,000,000
EUR
|
— | — | — | — | — |
27,000,000
EUR
|
— | — | — | — |
| Selling, general and administrative expense [abstract] | ||||||||||||
| General and administrative expense | — |
3,260,000,000
EUR
|
— | — | — | — | — |
3,078,000,000
EUR
|
— | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||
| Share of profit (loss) of associates accounted for using equity method | — |
30,000,000
EUR
|
— | — | — | — | — |
1,000,000
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 | — |
2,000,000
EUR
|
— | — | — | — | — |
4,000,000
EUR
|
— | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income |
5,000,000
EUR
|
721,000,000
EUR
|
668,000,000
EUR
|
23,000,000
EUR
|
81,000,000
EUR
|
726,000,000
EUR
|
502,000,000
EUR
|
532,000,000
EUR
|
143,000,000
EUR
|
40,000,000
EUR
|
492,000,000
EUR
|
851,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — |
726,000,000
EUR
|
— | — | — | — | — |
492,000,000
EUR
|
— | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||
| Comprehensive income, attributable to non-controlling interests | — |
5,000,000
EUR
|
— | — | — | — | — |
40,000,000
EUR
|
— | — | — | — |