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 |
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 | — | — | — | — | — |
15 617,8
EUR
|
— | — |
14 444,6
EUR
|
— | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||
| Profit (loss) from continuing operations attributable to non-controlling interests | — | — | — | — | — |
950,000,000
EUR
|
— | — |
573,000,000
EUR
|
— | — | — | — | — |
| Profit (loss) from discontinued operations attributable to non-controlling interests | — | — | — | — | — |
0
EUR
|
— | — |
0
EUR
|
— | — | — | — | — |
| Research and development expense | — | — | — | — | — |
3,309,000,000
EUR
|
— | — |
3,417,000,000
EUR
|
— | — | — | — | — |
| Finance income (cost) | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — | — | — | — | — |
472,000,000
EUR
|
— | — |
363,000,000
EUR
|
— | — | — | — | — |
| Selling, general and administrative expense [abstract] | ||||||||||||||
| Selling, general and administrative expense | — | — | — | — | — |
6,908,000,000
EUR
|
— | — |
7,129,000,000
EUR
|
— | — | — | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||
| Income tax relating to exchange differences on translation of foreign operations and hedges of net investments in foreign operations included in other comprehensive income [abstract] | ||||||||||||||
| Income tax relating to exchange differences on translation of foreign operations included in other comprehensive income | — | — | — | — | — |
11,000,000
EUR
|
— | — |
9,000,000
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 | — | — | — | — | — |
246,000,000
EUR
|
— | — |
128,000,000
EUR
|
— | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income |
1,303,000,000
EUR
|
28,000,000
EUR
|
522,000,000
EUR
|
2,207,000,000
EUR
|
1,969,000,000
EUR
|
3,272,000,000
EUR
|
788,000,000
EUR
|
3,788,000,000
EUR
|
6,989,000,000
EUR
|
3,122,000,000
EUR
|
14,000,000
EUR
|
380,000,000
EUR
|
7,369,000,000
EUR
|
445,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — |
1,969,000,000
EUR
|
— | — |
7,369,000,000
EUR
|
— | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — |
1,303,000,000
EUR
|
— | — |
380,000,000
EUR
|
— | — | — | — | — |