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 |
As at 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 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
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 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
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 | — | — | — |
6,603,000,000
EUR
|
— |
2,060,000,000
EUR
|
248,000,000
EUR
|
255,000,000
EUR
|
— |
4,791,000,000
EUR
|
— |
5,046,000,000
EUR
|
— |
1,140,000,000
EUR
|
— | — | — |
894,000,000
EUR
|
246,000,000
EUR
|
–
EUR
|
–
EUR
|
894,000,000
EUR
|
1,185,000,000
EUR
|
970,000,000
EUR
|
215,000,000
EUR
|
970,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||
| Profit (loss) |
147,000,000
EUR
|
–
EUR
|
–
EUR
|
— |
147,000,000
EUR
|
— | — | — |
51,000,000
EUR
|
— |
96,000,000
EUR
|
— |
16,000,000
EUR
|
— |
61,000,000
EUR
|
45,000,000
EUR
|
61,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income |
39,000,000
EUR
|
–
EUR
|
–
EUR
|
— |
39,000,000
EUR
|
— | — | — |
3,000,000
EUR
|
— |
36,000,000
EUR
|
— |
15,000,000
EUR
|
— |
5,000,000
EUR
|
20,000,000
EUR
|
5,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income |
108,000,000
EUR
|
–
EUR
|
–
EUR
|
— |
108,000,000
EUR
|
— | — | — |
49,000,000
EUR
|
— |
59,000,000
EUR
|
— |
1,000,000
EUR
|
— |
66,000,000
EUR
|
65,000,000
EUR
|
66,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Issue of equity |
–
EUR
|
–
EUR
|
–
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
–
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
–
EUR
|
–
EUR
|
–
EUR
|
— |
–
EUR
|
— | — | — |
36,000,000
EUR
|
— |
36,000,000
EUR
|
— |
38,000,000
EUR
|
— |
–
EUR
|
38,000,000
EUR
|
–
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase through other contributions by owners, equity | — | — | — | — | — | — | — | — | — | — |
665,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
10,000,000
EUR
|
–
EUR
|
–
EUR
|
— |
10,000,000
EUR
|
— | — | — |
3,000,000
EUR
|
— |
8,000,000
EUR
|
— |
8,000,000
EUR
|
— |
12,000,000
EUR
|
4,000,000
EUR
|
12,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) in equity |
3,897,000,000
EUR
|
248,000,000
EUR
|
6,603,000,000
EUR
|
— |
2,954,000,000
EUR
|
— | — | — |
8,000,000
EUR
|
— |
3,906,000,000
EUR
|
— |
45,000,000
EUR
|
— |
76,000,000
EUR
|
31,000,000
EUR
|
76,000,000
EUR
|
— | — | — | — | — | — | — | — | — |