Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
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 |
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 |
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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||
| Equity | — | — | — | — |
8 631
EUR
|
9 907
EUR
|
4,000,000
EUR
|
11,000,000
EUR
|
-
EUR
|
— | — |
1 196
EUR
|
— |
-
EUR
|
— |
1 185
EUR
|
84,000,000
EUR
|
— | — | — |
1 777
EUR
|
— |
5 353
EUR
|
— | — | — |
675,000,000
EUR
|
3 901
EUR
|
— |
166,000,000
EUR
|
-
EUR
|
2 453
EUR
|
— |
1 350
EUR
|
2 516
EUR
|
— |
5 738
EUR
|
2 955
EUR
|
3 901
EUR
|
2 947
EUR
|
331,000,000
EUR
|
2,000,000
EUR
|
166,000,000
EUR
|
2 791
EUR
|
1 350
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
-
EUR
|
295,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
295,000,000
EUR
|
65,000,000
EUR
|
— |
360,000,000
EUR
|
— |
-
EUR
|
— | — |
-
EUR
|
7 128
EUR
|
-
EUR
|
— |
5 661
EUR
|
— |
1 468
EUR
|
5 661
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income |
-
EUR
|
2 340
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
-
EUR
|
4 089
EUR
|
— |
6 429
EUR
|
— |
-
EUR
|
— | — |
2 340
EUR
|
536,000,000
EUR
|
-
EUR
|
— |
439,000,000
EUR
|
— |
97,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
439,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income |
-
EUR
|
2 045
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
296,000,000
EUR
|
4 024
EUR
|
— |
6 069
EUR
|
— |
-
EUR
|
— | — |
2 340
EUR
|
6 592
EUR
|
-
EUR
|
— |
5 222
EUR
|
— |
1 370
EUR
|
5 661
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
439,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
-
EUR
|
1,000,000
EUR
|
— |
1,000,000
EUR
|
— |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
-
EUR
|
7,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
85,000,000
EUR
|
-
EUR
|
— |
7,000,000
EUR
|
— |
-
EUR
|
— | — |
92,000,000
EUR
|
92,000,000
EUR
|
-
EUR
|
— |
37,000,000
EUR
|
— |
56,000,000
EUR
|
37,000,000
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
-
EUR
|
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — |
-
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
— |
2,000,000
EUR
|
— |
-
EUR
|
4,000,000
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity |
-
EUR
|
11,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
11,000,000
EUR
|
5,000,000
EUR
|
— |
16,000,000
EUR
|
— |
-
EUR
|
— | — |
-
EUR
|
5,000,000
EUR
|
-
EUR
|
— |
3,000,000
EUR
|
— |
2,000,000
EUR
|
3,000,000
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
-
EUR
|
1,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — |
1,000,000
EUR
|
-
EUR
|
— |
1,000,000
EUR
|
— |
-
EUR
|
— | — |
-
EUR
|
6,000,000
EUR
|
-
EUR
|
— |
1,000,000
EUR
|
— |
5,000,000
EUR
|
1,000,000
EUR
|
-
EUR
|
— | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |