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) |
41,000,000
EUR
|
948,000,000
EUR
|
948,000,000
EUR
|
— | — | — |
989,000,000
EUR
|
— |
962,000,000
EUR
|
929,000,000
EUR
|
— |
33,000,000
EUR
|
962,000,000
EUR
|
— | — | — |
| Other comprehensive income [abstract] | ||||||||||||||||
| Other comprehensive income |
9,000,000
EUR
|
— |
1,008,000,000
EUR
|
11,000,000
EUR
|
486,000,000
EUR
|
508,000,000
EUR
|
1,017,000,000
EUR
|
25,000,000
EUR
|
— |
837,000,000
EUR
|
699,000,000
EUR
|
6,000,000
EUR
|
831,000,000
EUR
|
35,000,000
EUR
|
169,000,000
EUR
|
1,000,000
EUR
|
| Comprehensive income |
50,000,000
EUR
|
948,000,000
EUR
|
1,956,000,000
EUR
|
11,000,000
EUR
|
486,000,000
EUR
|
508,000,000
EUR
|
2,006,000,000
EUR
|
25,000,000
EUR
|
962,000,000
EUR
|
1,766,000,000
EUR
|
699,000,000
EUR
|
27,000,000
EUR
|
1,793,000,000
EUR
|
35,000,000
EUR
|
169,000,000
EUR
|
1,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
1,956,000,000
EUR
|
— | — |
1,793,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
50,000,000
EUR
|
— | — |
27,000,000
EUR
|
— | — | — | — | — | — |