Statement Of Changes In Equity [Abstract]
| Concept |
As at 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 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
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 |
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 |
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 |
1,130,000,000
EUR
|
167,000,000
EUR
|
— |
36,000,000
EUR
|
99,000,000
EUR
|
30,000,000
EUR
|
— | — |
1,553,000,000
EUR
|
303,000,000
EUR
|
49,000,000
EUR
|
300,000,000
EUR
|
— |
1,563,000,000
EUR
|
1,150,000,000
EUR
|
— | — |
167,000,000
EUR
|
110,000,000
EUR
|
36,000,000
EUR
|
30,000,000
EUR
|
49,000,000
EUR
|
1,390,000,000
EUR
|
167,000,000
EUR
|
1,246,000,000
EUR
|
30,000,000
EUR
|
36,000,000
EUR
|
78,000,000
EUR
|
49,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — |
4,000,000
EUR
|
4,000,000
EUR
|
— | — | — | — |
73,000,000
EUR
|
— | — |
73,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — |
10,000,000
EUR
|
— | — | — | — |
30,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — |
10,000,000
EUR
|
— | — | — |
4,000,000
EUR
|
14,000,000
EUR
|
— | — | — | — |
103,000,000
EUR
|
— | — |
71,000,000
EUR
|
32,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — | — | — | — | — | — | — |
16,000,000
EUR
|
— | — |
16,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — |
6,000,000
EUR
|
6,000,000
EUR
|
— | — | — | — |
0
EUR
|
— | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — | — |
1,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |