Statement Of Changes In Equity [Abstract]
| Concept |
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 |
As at 2024-12-31 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||
| Equity | — | — |
1,618,000,000
EUR
|
77,000,000
EUR
|
453,000,000
EUR
|
23,000,000
EUR
|
13,000,000
EUR
|
— | — |
2,326,000,000
EUR
|
— |
2,349,000,000
EUR
|
190,000,000
EUR
|
— |
2,228,000,000
EUR
|
— |
1,477,000,000
EUR
|
— | — |
25,000,000
EUR
|
77,000,000
EUR
|
453,000,000
EUR
|
5,000,000
EUR
|
2,203,000,000
EUR
|
191,000,000
EUR
|
2,059,000,000
EUR
|
15,000,000
EUR
|
77,000,000
EUR
|
1,317,000,000
EUR
|
453,000,000
EUR
|
6,000,000
EUR
|
2,045,000,000
EUR
|
191,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||
| Profit (loss) | — |
523,000,000
EUR
|
— | — | — | — | — |
523,000,000
EUR
|
3,000,000
EUR
|
— |
526,000,000
EUR
|
— | — |
564,000,000
EUR
|
— |
563,000,000
EUR
|
— |
0
EUR
|
563,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — |
15,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — | — | — | — | — | — |
512,000,000
EUR
|
— | — |
563,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
370,000,000
EUR
|
— | — | — | — | — |
370,000,000
EUR
|
— | — |
370,000,000
EUR
|
— | — |
362,000,000
EUR
|
— |
362,000,000
EUR
|
— | — |
362,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
1,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
3,000,000
EUR
|
— | — | — | — | — |
3,000,000
EUR
|
3,000,000
EUR
|
— |
5,000,000
EUR
|
— | — |
1,000,000
EUR
|
— |
11,000,000
EUR
|
— |
10,000,000
EUR
|
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
34,000,000
EUR
|
— | — | — | — | — |
34,000,000
EUR
|
— | — |
34,000,000
EUR
|
— | — |
35,000,000
EUR
|
— |
35,000,000
EUR
|
— | — |
35,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |