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 |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||
| Profit (loss) |
97,000,000
EUR
|
EUR
|
3 661
EUR
|
EUR
|
— | — | — |
EUR
|
3 758
EUR
|
3 661
EUR
|
893,000,000
EUR
|
EUR
|
EUR
|
EUR
|
1 536
EUR
|
EUR
|
EUR
|
644,000,000
EUR
|
EUR
|
1 536
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 | — | — | — | — | — | — | — | — |
159,000,000
EUR
|
— |
45,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — | — | — | — | — | — | — |
1 742
EUR
|
— |
1 587
EUR
|
— | — | — | — | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||||
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||||
| Gains (losses) on hedges of net investments in foreign operations, before tax | — | — | — | — | — | — | — | — |
215,000,000
EUR
|
— |
128,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Financial assets measured at fair value through other comprehensive income [abstract] | ||||||||||||||||||||
| Gains (losses) on financial assets measured at fair value through other comprehensive income, before tax | — | — | — | — | — | — | — | — |
21,000,000
EUR
|
— |
46,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — | — | — | — | — | — | — |
451,000,000
EUR
|
— |
378,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — | — | — | — | — | — | — |
1 333
EUR
|
— |
136,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income |
40,000,000
EUR
|
EUR
|
5 753
EUR
|
EUR
|
— |
3 431
EUR
|
833,000,000
EUR
|
EUR
|
5 713
EUR
|
1 490
EUR
|
2 990
EUR
|
EUR
|
242,000,000
EUR
|
EUR
|
999,000,000
EUR
|
EUR
|
1 752
EUR
|
480,000,000
EUR
|
EUR
|
2 509
EUR
|
| Comprehensive income |
56,000,000
EUR
|
EUR
|
9 415
EUR
|
EUR
|
-
EUR
|
3 431
EUR
|
833,000,000
EUR
|
EUR
|
9 471
EUR
|
5 151
EUR
|
3 882
EUR
|
-
EUR
|
242,000,000
EUR
|
-
EUR
|
2 535
EUR
|
EUR
|
1 752
EUR
|
163,000,000
EUR
|
EUR
|
4 046
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — | — |
9 415
EUR
|
— |
4 046
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — | — |
56,000,000
EUR
|
— |
163,000,000
EUR
|
— | — | — | — | — | — | — | — | — |