Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
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 |
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 |
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 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 | — |
3,077,000,000
EUR
|
— |
3,378,000,000
EUR
|
437,000,000
EUR
|
67,000,000
EUR
|
— |
7,179,000,000
EUR
|
— | — | — |
19,000,000
EUR
|
910,000,000
EUR
|
7,616,000,000
EUR
|
— |
271,000,000
EUR
|
312,000,000
EUR
|
— | — |
7,167,000,000
EUR
|
— |
2,900,000,000
EUR
|
— | — |
334,000,000
EUR
|
— |
3,378,000,000
EUR
|
61,000,000
EUR
|
6,833,000,000
EUR
|
18,000,000
EUR
|
— |
910,000,000
EUR
|
7,104,000,000
EUR
|
230,000,000
EUR
|
307,000,000
EUR
|
2,757,000,000
EUR
|
3,378,000,000
EUR
|
33,000,000
EUR
|
6,797,000,000
EUR
|
15,000,000
EUR
|
910,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
1,379,000,000
EUR
|
— | — | — | — | — |
1,379,000,000
EUR
|
— |
80,000,000
EUR
|
1,459,000,000
EUR
|
— | — | — | — | — | — | — |
1,387,000,000
EUR
|
— | — |
1,326,000,000
EUR
|
— |
62,000,000
EUR
|
1,326,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
170,000,000
EUR
|
— |
127,000,000
EUR
|
— | — | — | — | — |
34,000,000
EUR
|
204,000,000
EUR
|
1,000,000
EUR
|
— | — | — |
41,000,000
EUR
|
— | — |
122,000,000
EUR
|
83,000,000
EUR
|
— |
107,000,000
EUR
|
— |
14,000,000
EUR
|
— | — |
28,000,000
EUR
|
— | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
1,549,000,000
EUR
|
— |
127,000,000
EUR
|
— | — | — |
1,379,000,000
EUR
|
— |
114,000,000
EUR
|
1,663,000,000
EUR
|
1,000,000
EUR
|
— | — | — |
41,000,000
EUR
|
— | — |
1,266,000,000
EUR
|
83,000,000
EUR
|
— |
1,218,000,000
EUR
|
— |
47,000,000
EUR
|
1,326,000,000
EUR
|
— |
28,000,000
EUR
|
— | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
1,202,000,000
EUR
|
— | — | — | — | — |
1,202,000,000
EUR
|
— |
57,000,000
EUR
|
1,259,000,000
EUR
|
— | — | — | — | — | — | — |
1,210,000,000
EUR
|
— | — |
1,182,000,000
EUR
|
— |
28,000,000
EUR
|
1,182,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |