Statement Of Comprehensive Income [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||
| Profit (loss) | — | — | — |
8,100,000,000
EUR
|
— | — |
6,247,000,000
EUR
|
— | — | — |
| Other comprehensive income [abstract] | ||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — | — |
437,000,000
EUR
|
— | — |
294,000,000
EUR
|
— | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||
| Exchange differences on translation [abstract] | ||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, before tax | — | — | — |
5,035,000,000
EUR
|
— | — |
4,685,000,000
EUR
|
— | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — | — |
53,000,000
EUR
|
— | — |
36,000,000
EUR
|
— | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||
| Income tax relating to exchange differences on translation of foreign operations included in other comprehensive income | — | — | — |
141,000,000
EUR
|
— | — |
233,000,000
EUR
|
— | — | — |
| Other comprehensive income | — | — | — |
5,278,000,000
EUR
|
— | — |
4,710,000,000
EUR
|
— | — | — |
| Comprehensive income |
110,000,000
EUR
|
4,894,000,000
EUR
|
1 326,8
EUR
|
1 337,8
EUR
|
8,374,000,000
EUR
|
5,927,000,000
EUR
|
1,537,000,000
EUR
|
4,452,000,000
EUR
|
62,000,000
EUR
|
1,475,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
1 326,8
EUR
|
— | — |
1,475,000,000
EUR
|
— | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — |
110,000,000
EUR
|
— | — |
62,000,000
EUR
|
— | — | — |