Statement Of Changes In Equity [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||
| Increase (decrease) through change in equity of subsidiaries, equity | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through transactions with owners, equity |
760,000,000
EUR
|
33,000,000
EUR
|
1,904,000,000
EUR
|
13,000,000
EUR
|
2,233,000,000
EUR
|
329,000,000
EUR
|
1,189,000,000
EUR
|
413,000,000
EUR
|
98,000,000
EUR
|
461,000,000
EUR
|
2,585,000,000
EUR
|
2,801,000,000
EUR
|
579,000,000
EUR
|
2,998,000,000
EUR
|
| Cancellation of treasury shares |
220,000,000
EUR
|
33,000,000
EUR
|
187,000,000
EUR
|
— |
187,000,000
EUR
|
— | — | — |
98,000,000
EUR
|
— |
257,000,000
EUR
|
— |
159,000,000
EUR
|
257,000,000
EUR
|