Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
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 |
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 |
2022-01-01 to 2022-12-31 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — |
491,000,000
EUR
|
— | — |
1 513,3
EUR
|
— |
2 046,9
EUR
|
— | — | — |
959,000,000
EUR
|
— |
6,124,000,000
EUR
|
— |
32,000,000
EUR
|
1,294,000,000
EUR
|
6,000,000
EUR
|
15,000,000
EUR
|
— |
3,000,000
EUR
|
1 951,0
EUR
|
— |
1,773,000,000
EUR
|
— |
1 284,8
EUR
|
— | — | — |
1 799,5
EUR
|
464,000,000
EUR
|
— | — | — |
1,313,000,000
EUR
|
6,085,000,000
EUR
|
362,000,000
EUR
|
20,000,000
EUR
|
32,000,000
EUR
|
866,000,000
EUR
|
15,000,000
EUR
|
1 763,3
EUR
|
— | — | — |
2,000,000
EUR
|
— | — | — |
28,000,000
EUR
|
1 643,6
EUR
|
12,000,000
EUR
|
1,441,000,000
EUR
|
1 155,3
EUR
|
792,000,000
EUR
|
677,000,000
EUR
|
16,000,000
EUR
|
6,085,000,000
EUR
|
32,000,000
EUR
|
1 620,2
EUR
|
234,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
2,092,000,000
EUR
|
— | — |
2,395,000,000
EUR
|
— | — | — |
2,092,000,000
EUR
|
303,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
1,587,000,000
EUR
|
— | — | — |
266,000,000
EUR
|
— |
1,321,000,000
EUR
|
— | — | — | — | — | — | — | — |
0
EUR
|
1,321,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — |
380,000,000
EUR
|
— |
27,000,000
EUR
|
— |
461,000,000
EUR
|
81,000,000
EUR
|
— | — |
429,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
5,000,000
EUR
|
— |
461,000,000
EUR
|
— | — |
159,000,000
EUR
|
— | — | — |
31,000,000
EUR
|
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
128,000,000
EUR
|
128,000,000
EUR
|
213,000,000
EUR
|
— | — |
74,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
2,092,000,000
EUR
|
— |
0
EUR
|
2,015,000,000
EUR
|
— |
27,000,000
EUR
|
— |
1,631,000,000
EUR
|
384,000,000
EUR
|
0
EUR
|
— |
429,000,000
EUR
|
— |
0
EUR
|
— | — | — | — |
0
EUR
|
— | — |
5,000,000
EUR
|
— |
461,000,000
EUR
|
— |
0
EUR
|
1,746,000,000
EUR
|
0
EUR
|
— | — |
297,000,000
EUR
|
11,000,000
EUR
|
1,321,000,000
EUR
|
— | — | — | — | — | — | — | — |
128,000,000
EUR
|
1,450,000,000
EUR
|
213,000,000
EUR
|
— |
0
EUR
|
74,000,000
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
10,000,000
EUR
|
— | — |
59,000,000
EUR
|
— | — | — |
49,000,000
EUR
|
10,000,000
EUR
|
39,000,000
EUR
|
— | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
3,000,000
EUR
|
— | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
0
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — |
128,000,000
EUR
|
— | — | — |
0
EUR
|
128,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
178,000,000
EUR
|
— | — | — |
178,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
0
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
9,000,000
EUR
|
— | — |
10,000,000
EUR
|
— | — | — |
9,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — |
0
EUR
|
— | — |
7,000,000
EUR
|
— | — | — |
1,000,000
EUR
|
1,000,000
EUR
|
8,000,000
EUR
|
— | — | — | — | — | — | — | — |
0
EUR
|
8,000,000
EUR
|
0
EUR
|
— | — |
0
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
2,000,000
EUR
|
— |
14,000,000
EUR
|
15,000,000
EUR
|
— | — | — |
15,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
6,000,000
EUR
|
8,000,000
EUR
|
— | — | — | — |
2,000,000
EUR
|
— | — | — | — | — | — | — | — |
0
EUR
|
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
118,000,000
EUR
|
— | — |
118,000,000
EUR
|
— | — | — |
118,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
61,000,000
EUR
|
— | — | — | — | — |
61,000,000
EUR
|
— | — | — | — | — | — | — | — |
0
EUR
|
61,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |