Statement Of Changes In Equity [Abstract]
| Concept |
As at 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 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||
| Equity |
1 251,9
EUR
|
— | — | — | — | — |
909,000,000
EUR
|
3,739,000,000
EUR
|
54,000,000
EUR
|
8,232,000,000
EUR
|
1,245,000,000
EUR
|
830,000,000
EUR
|
1 246,5
EUR
|
— | — |
1,261,000,000
EUR
|
7,761,000,000
EUR
|
3,739,000,000
EUR
|
— | — | — |
1 204,1
EUR
|
909,000,000
EUR
|
1 197,8
EUR
|
63,000,000
EUR
|
830,000,000
EUR
|
— | — |
7,615,000,000
EUR
|
15,000,000
EUR
|
1 182,7
EUR
|
830,000,000
EUR
|
909,000,000
EUR
|
1,284,000,000
EUR
|
3,757,000,000
EUR
|
1 184,2
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — |
3,728,000,000
EUR
|
3,741,000,000
EUR
|
13,000,000
EUR
|
— | — | — | — | — | — | — |
3,741,000,000
EUR
|
2,000,000
EUR
|
— | — | — | — | — |
3,436,000,000
EUR
|
— | — | — | — | — |
3,435,000,000
EUR
|
3,436,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Other comprehensive income | — | — |
0
EUR
|
47,000,000
EUR
|
48,000,000
EUR
|
0
EUR
|
— | — | — | — | — | — | — |
47,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — |
19,000,000
EUR
|
31,000,000
EUR
|
— | — | — | — | — |
30,000,000
EUR
|
12,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
0
EUR
|
3,680,000,000
EUR
|
3,693,000,000
EUR
|
13,000,000
EUR
|
— | — | — | — | — | — | — |
3,693,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — |
19,000,000
EUR
|
3,406,000,000
EUR
|
— | — | — | — | — |
3,404,000,000
EUR
|
3,424,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — |
3,287,000,000
EUR
|
3,285,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — |
3,285,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — |
3,124,000,000
EUR
|
— | — | — | — | — |
3,125,000,000
EUR
|
3,124,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — |
64,000,000
EUR
|
64,000,000
EUR
|
— | — | — | — | — | — | — | — |
64,000,000
EUR
|
— | — | — | — | — | — |
155,000,000
EUR
|
— | — | — | — | — |
155,000,000
EUR
|
155,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
16,000,000
EUR
|
— |
16,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
16,000,000
EUR
|
— | — | — | — |
23,000,000
EUR
|
— |
23,000,000
EUR
|
— | — | — | — | — |
23,000,000
EUR
|
— | — | — | — | — | — | — | — | — |