Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) |
-
EUR
|
1,389,000,000
EUR
|
-
EUR
|
136,000,000
EUR
|
-
EUR
|
1,253,000,000
EUR
|
1,389,000,000
EUR
|
-
EUR
|
-
EUR
|
3,679,000,000
EUR
|
3,926,000,000
EUR
|
3,926,000,000
EUR
|
247,000,000
EUR
|
-
EUR
|
| Other comprehensive income [abstract] | ||||||||||||||
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — |
75,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
49,000,000
EUR
|
— | — |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — |
1,942,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
490,000,000
EUR
|
— | — |
| Other comprehensive income |
-
EUR
|
2,017,000,000
EUR
|
1,978,000,000
EUR
|
54,000,000
EUR
|
-
EUR
|
1,963,000,000
EUR
|
39,000,000
EUR
|
481,000,000
EUR
|
-
EUR
|
431,000,000
EUR
|
40,000,000
EUR
|
441,000,000
EUR
|
10,000,000
EUR
|
-
EUR
|
| Comprehensive income |
-
EUR
|
628,000,000
EUR
|
1,978,000,000
EUR
|
82,000,000
EUR
|
-
EUR
|
710,000,000
EUR
|
1,350,000,000
EUR
|
481,000,000
EUR
|
-
EUR
|
4,110,000,000
EUR
|
3,886,000,000
EUR
|
4,367,000,000
EUR
|
257,000,000
EUR
|
-
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
710,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
4,110,000,000
EUR
|
— | — |
| Comprehensive income, attributable to non-controlling interests | — |
82,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
257,000,000
EUR
|
— | — |