Statement Of Changes In Equity [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||
| Statement of changes in equity [line items] | |||||||||||
| Dividends recognised as distributions to non-controlling interests |
572,000,000
EUR
|
572,000,000
EUR
|
503,000,000
EUR
|
— | — |
503,000,000
EUR
|
— | — |
559,000,000
EUR
|
559,000,000
EUR
|
— |
| Increase (decrease) through acquisition of subsidiary, equity | — | — | — | — | — | — | — |
2,930,000,000
EUR
|
4,848,000,000
EUR
|
1,918,000,000
EUR
|
2,930,000,000
EUR
|
| Reduction of issued capital | — | — | — |
20,626,000,000
EUR
|
–
EUR
|
–
EUR
|
20,626,000,000
EUR
|
— | — | — | — |