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 |
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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||
| Profit (loss) |
3,295,000,000
EUR
|
— | — |
1 046,9
EUR
|
— | — |
1 046,9
EUR
|
1 376,4
EUR
|
— |
2,310,000,000
EUR
|
— |
331,000,000
EUR
|
— |
2,641,000,000
EUR
|
2,641,000,000
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) from investments in equity instruments | — | — | — | — | — | — | — |
3,569,000,000
EUR
|
— |
-
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — | — | — | — | — | — |
212,000,000
EUR
|
— |
115,000,000
EUR
|
— | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations | — | — | — | — | — | — | — |
1,984,000,000
EUR
|
— |
2,828,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income, before tax | — | — | — | — | — | — | — |
1,558,000,000
EUR
|
— |
2,368,000,000
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 | — | — | — | — | — | — | — |
43,000,000
EUR
|
— |
24,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income |
1,026,000,000
EUR
|
-
EUR
|
-
EUR
|
3,638,000,000
EUR
|
-
EUR
|
1,015,000,000
EUR
|
2,623,000,000
EUR
|
1,597,000,000
EUR
|
-
EUR
|
2,338,000,000
EUR
|
1,263,000,000
EUR
|
1,579,000,000
EUR
|
-
EUR
|
504,000,000
EUR
|
759,000,000
EUR
|
-
EUR
|
| Comprehensive income |
4,321,000,000
EUR
|
-
EUR
|
-
EUR
|
6,831,000,000
EUR
|
-
EUR
|
1,015,000,000
EUR
|
7,846,000,000
EUR
|
1 216,7
EUR
|
-
EUR
|
4,648,000,000
EUR
|
1,263,000,000
EUR
|
1,248,000,000
EUR
|
-
EUR
|
2,136,000,000
EUR
|
3,399,000,000
EUR
|
-
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — |
7,846,000,000
EUR
|
— |
3,399,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — |
4,321,000,000
EUR
|
— |
1,249,000,000
EUR
|
— | — | — | — | — | — |