Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
2022-01-01 to 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 |
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 |
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 |
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 |
2020-01-01 to 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 |
5,000,000
EUR
|
4,814,000,000
EUR
|
— | — | — | — | — | — | — |
9,000,000
EUR
|
1,107,000,000
EUR
|
615,000,000
EUR
|
— |
330,000,000
EUR
|
4,805,000,000
EUR
|
0
EUR
|
— |
42,000,000
EUR
|
3,368,000,000
EUR
|
— | — |
3,368,000,000
EUR
|
4,000,000
EUR
|
1,216,000,000
EUR
|
— | — | — |
5,079,000,000
EUR
|
17,000,000
EUR
|
0
EUR
|
— | — | — |
5,070,000,000
EUR
|
— |
150,000,000
EUR
|
615,000,000
EUR
|
9,000,000
EUR
|
— | — |
-
EUR
|
1,000,000
EUR
|
9,000,000
EUR
|
1,153,000,000
EUR
|
1,563,000,000
EUR
|
605,000,000
EUR
|
— |
205,000,000
EUR
|
1,563,000,000
EUR
|
12,000,000
EUR
|
6,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — |
-
EUR
|
181,000,000
EUR
|
179,000,000
EUR
|
2,000,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — |
179,000,000
EUR
|
— | — |
-
EUR
|
1,000,000
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
310,000,000
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— |
-
EUR
|
— | — | — |
312,000,000
EUR
|
310,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — |
144,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
106,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
-
EUR
|
37,000,000
EUR
|
190,000,000
EUR
|
2,000,000
EUR
|
24,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — |
35,000,000
EUR
|
— | — |
180,000,000
EUR
|
1,000,000
EUR
|
— | — | — |
26,000,000
EUR
|
-
EUR
|
416,000,000
EUR
|
— | — | — |
55,000,000
EUR
|
-
EUR
|
6,000,000
EUR
|
— |
-
EUR
|
— | — | — |
418,000,000
EUR
|
— | — | — | — | — | — | — |
342,000,000
EUR
|
— | — | — | — |
| Dividends recognised as distributions to owners | — | — |
-
EUR
|
307,000,000
EUR
|
305,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — |
305,000,000
EUR
|
— | — |
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
271,000,000
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— |
-
EUR
|
— | — | — |
271,000,000
EUR
|
271,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — |
-
EUR
|
0
EUR
|
1,000,000
EUR
|
-
EUR
|
-
EUR
|
1,000,000
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — |
0
EUR
|
— | — |
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
3,000,000
EUR
|
0
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— |
-
EUR
|
— | — | — |
0
EUR
|
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
-
EUR
|
6,000,000
EUR
|
6,000,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
— | — | — |
6,000,000
EUR
|
— | — |
-
EUR
|
-
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
4,000,000
EUR
|
— | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— |
-
EUR
|
— | — | — |
4,000,000
EUR
|
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |