Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||
| Equity | — |
6,000,000
EUR
|
500,000,000
EUR
|
— | — | — |
833,000,000
EUR
|
— |
167,000,000
EUR
|
— | — |
-
EUR
|
— |
231,000,000
EUR
|
— |
4,000,000
EUR
|
62,000,000
EUR
|
6,000,000
EUR
|
320,000,000
EUR
|
— | — | — | — | — | — |
500,000,000
EUR
|
173,000,000
EUR
|
-
EUR
|
232,000,000
EUR
|
549,000,000
EUR
|
4,000,000
EUR
|
41,000,000
EUR
|
320,000,000
EUR
|
— | — | — |
712,000,000
EUR
|
2,000,000
EUR
|
500,000,000
EUR
|
99,000,000
EUR
|
134,000,000
EUR
|
134,000,000
EUR
|
643,000,000
EUR
|
399,000,000
EUR
|
-
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
285,000,000
EUR
|
— | — |
-
EUR
|
285,000,000
EUR
|
-
EUR
|
— |
-
EUR
|
— |
285,000,000
EUR
|
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
151,000,000
EUR
|
151,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — |
151,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income |
29,000,000
EUR
|
— | — |
-
EUR
|
29,000,000
EUR
|
7,000,000
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
— |
21,000,000
EUR
|
— |
-
EUR
|
— | — | — | — |
-
EUR
|
-
EUR
|
44,000,000
EUR
|
401,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — |
401,000,000
EUR
|
-
EUR
|
357,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income |
314,000,000
EUR
|
— | — |
-
EUR
|
314,000,000
EUR
|
7,000,000
EUR
|
— |
-
EUR
|
— |
285,000,000
EUR
|
-
EUR
|
— |
21,000,000
EUR
|
— |
-
EUR
|
— | — | — | — |
-
EUR
|
-
EUR
|
44,000,000
EUR
|
552,000,000
EUR
|
151,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — |
552,000,000
EUR
|
-
EUR
|
357,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Issue of equity |
1,000,000
EUR
|
— | — |
-
EUR
|
1,000,000
EUR
|
1,000,000
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
-
EUR
|
-
EUR
|
7,000,000
EUR
|
7,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — |
7,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Decrease through other distributions to owners, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
36,000,000
EUR
|
658,000,000
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — |
658,000,000
EUR
|
694,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — |