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 |
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 |
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 |
As at 2022-12-31 |
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 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
As at 2022-01-01 |
2021-01-01 to 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 |
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 |
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 |
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 |
11,132,000,000
EUR
|
— | — |
276,000,000
EUR
|
— | — | — |
80,000,000
EUR
|
380,000,000
EUR
|
67,000,000
EUR
|
1,834,000,000
EUR
|
471,000,000
EUR
|
9,997,000,000
EUR
|
635,000,000
EUR
|
5,000,000
EUR
|
11,052,000,000
EUR
|
— | — | — | — |
21,000,000
EUR
|
— | — |
39,000,000
EUR
|
25,000,000
EUR
|
684,000,000
EUR
|
11,023,000,000
EUR
|
1,383,000,000
EUR
|
9,975,000,000
EUR
|
5,000,000
EUR
|
138,000,000
EUR
|
—
EUR
|
11,161,000,000
EUR
|
280,000,000
EUR
|
379,000,000
EUR
|
— |
1,383,000,000
EUR
|
— | — | — |
11,161,000,000
EUR
|
— |
25,000,000
EUR
|
379,000,000
EUR
|
684,000,000
EUR
|
— | — | — |
280,000,000
EUR
|
11,023,000,000
EUR
|
9,975,000,000
EUR
|
39,000,000
EUR
|
5,000,000
EUR
|
138,000,000
EUR
|
— | — |
984,000,000
EUR
|
129,000,000
EUR
|
59,000,000
EUR
|
10,202,000,000
EUR
|
5,000,000
EUR
|
730,000,000
EUR
|
97,000,000
EUR
|
768,000,000
EUR
|
36,000,000
EUR
|
9,907,000,000
EUR
|
10,331,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — |
761,000,000
EUR
|
— |
771,000,000
EUR
|
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
771,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — |
765,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
762,000,000
EUR
|
765,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — |
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
356,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
750,000,000
EUR
|
— |
771,000,000
EUR
|
20,000,000
EUR
|
46,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
770,000,000
EUR
|
4,000,000
EUR
|
— | — | — |
49,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,000,000
EUR
|
— |
84,000,000
EUR
|
1,116,000,000
EUR
|
351,000,000
EUR
|
— | — | — | — | — | — |
183,000,000
EUR
|
84,000,000
EUR
|
— | — | — | — | — | — |
1,118,000,000
EUR
|
765,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Issue of equity | — |
29,000,000
EUR
|
51,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
51,000,000
EUR
|
— | — | — |
22,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
68,000,000
EUR
|
— | — |
68,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
68,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — |
340,000,000
EUR
|
— |
339,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
339,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — |
351,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
352,000,000
EUR
|
351,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — |
500,000,000
EUR
|
500,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
500,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
28,000,000
EUR
|
— |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,000,000
EUR
|
— | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — |
2,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |