Statement Of Changes In Equity [Abstract]
| Concept |
As at 2024-12-31 |
As at 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 |
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 |
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 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
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 |
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 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 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 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 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
750,000,000
EUR
|
1 053
EUR
|
— | — | — |
3,000,000
EUR
|
— |
29 174
EUR
|
— |
4 050
EUR
|
2 582
EUR
|
— |
31 686
EUR
|
— | — |
107,000,000
EUR
|
— |
53,000,000
EUR
|
32 436
EUR
|
— |
60,000,000
EUR
|
136,000,000
EUR
|
— | — |
31 225
EUR
|
— | — |
750,000,000
EUR
|
1 063
EUR
|
— |
3,000,000
EUR
|
— |
27 707
EUR
|
— | — |
4 050
EUR
|
2 272
EUR
|
30 475
EUR
|
66,000,000
EUR
|
6,000,000
EUR
|
— | — |
30 844
EUR
|
109,000,000
EUR
|
74 8
EUR
|
1 082
EUR
|
7,000,000
EUR
|
26 927
EUR
|
4 050
EUR
|
1 891
EUR
|
30 096
EUR
|
20,000,000
EUR
|
64,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — |
26,000,000
EUR
|
5 033
EUR
|
— | — | — | — | — | — |
5 033
EUR
|
— |
5 059
EUR
|
— | — | — | — | — | — | — | — |
4 934
EUR
|
— | — |
26,000,000
EUR
|
4 908
EUR
|
— | — | — | — | — | — |
4 908
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — |
242,000,000
EUR
|
— |
6,000,000
EUR
|
— |
310,000,000
EUR
|
— | — |
4,000,000
EUR
|
— |
242,000,000
EUR
|
41,000,000
EUR
|
— |
47,000,000
EUR
|
— | — |
76,000,000
EUR
|
— | — |
385,000,000
EUR
|
27,000,000
EUR
|
— | — |
385,000,000
EUR
|
— | — | — | — |
10,000,000
EUR
|
— |
3,000,000
EUR
|
381,000,000
EUR
|
— | — | — | — | — |
14,000,000
EUR
|
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — |
26,000,000
EUR
|
4 791
EUR
|
— |
6,000,000
EUR
|
— |
310,000,000
EUR
|
— | — |
5 037
EUR
|
— |
4 817
EUR
|
41,000,000
EUR
|
— |
47,000,000
EUR
|
— | — |
76,000,000
EUR
|
— | — |
4 549
EUR
|
27,000,000
EUR
|
— |
26,000,000
EUR
|
4 523
EUR
|
— | — | — | — |
10,000,000
EUR
|
— |
4 905
EUR
|
381,000,000
EUR
|
— | — | — | — | — |
14,000,000
EUR
|
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — |
3 218
EUR
|
— | — | — | — | — | — |
3 218
EUR
|
— |
3 218
EUR
|
— | — | — | — | — | — | — | — |
2 876
EUR
|
— | — | — |
2 876
EUR
|
— | — | — | — | — | — |
2 876
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
9,000,000
EUR
|
— | — | — |
9,000,000
EUR
|
— | — | — | — | — | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — | — |
10,000,000
EUR
|
— |
382,000,000
EUR
|
— | — | — | — | — | — |
37 2
EUR
|
— |
382,000,000
EUR
|
— | — | — | — | — | — | — | — |
1 283
EUR
|
— | — | — |
1 283
EUR
|
— | — |
19,000,000
EUR
|
— | — | — |
1 264
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — |
15,000,000
EUR
|
— | — | — | — | — | — |
15,000,000
EUR
|
— |
15,000,000
EUR
|
— | — | — | — | — | — | — | — |
19,000,000
EUR
|
— | — | — |
19,000,000
EUR
|
— | — | — | — | — | — |
19,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |