Statement Of Comprehensive Income [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) | — |
1, 184
EUR
|
12,000,000
EUR
|
— | — |
1,172,000,000
EUR
|
1,172,000,000
EUR
|
1,634,000,000
EUR
|
— |
1,634,000,000
EUR
|
1,62 9
EUR
|
— |
5,000,000
EUR
|
— |
| Other comprehensive income [abstract] | ||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||||
| Other comprehensive income, before tax, gains (losses) from investments in equity instruments | — |
270,000,000
EUR
|
— | — | — | — | — | — | — | — |
1,596,000,000
EUR
|
— | — | — |
| Other comprehensive income |
0
EUR
|
312,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
312,000,000
EUR
|
312,000,000
EUR
|
2,385,000,000
EUR
|
0
EUR
|
2,385,000,000
EUR
|
2,430,000,000
EUR
|
0
EUR
|
45,000,000
EUR
|
0
EUR
|
| Comprehensive income |
0
EUR
|
1,496,000,000
EUR
|
12,000,000
EUR
|
0
EUR
|
0
EUR
|
1,484,000,000
EUR
|
1,484,000,000
EUR
|
751,000,000
EUR
|
0
EUR
|
751,000,000
EUR
|
801,000,000
EUR
|
0
EUR
|
50,000,000
EUR
|
0
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
1,484,000,000
EUR
|
— | — | — | — | — | — | — | — |
751,000,000
EUR
|
— | — | — |
| Comprehensive income, attributable to non-controlling interests | — |
12,000,000
EUR
|
— | — | — | — | — | — | — | — |
50,000,000
EUR
|
— | — | — |