Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
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 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
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 |
2022-01-01 to 2022-12-31 |
As at 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 |
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 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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 |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
1,285,000,000
EUR
|
— | — | — |
318,000,000
EUR
|
— |
4,585,000,000
EUR
|
— |
307,000,000
EUR
|
356,000,000
EUR
|
247,000,000
EUR
|
— |
3,000,000
EUR
|
— | — | — |
5,283,000,000
EUR
|
— | — |
1,098,000,000
EUR
|
8,000,000
EUR
|
4,965,000,000
EUR
|
— | — | — |
208,000,000
EUR
|
13,000,000
EUR
|
— |
5,085,000,000
EUR
|
— |
361,000,000
EUR
|
4,586,000,000
EUR
|
1,249,000,000
EUR
|
6,000,000
EUR
|
304,000,000
EUR
|
667,000,000
EUR
|
4,724,000,000
EUR
|
— | — | — | — | — | — |
963,000,000
EUR
|
782,000,000
EUR
|
–
EUR
|
153,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
4,587,000,000
EUR
|
782,000,000
EUR
|
4,587,000,000
EUR
|
7,000,000
EUR
|
7,000,000
EUR
|
5,621,000,000
EUR
|
5,176,000,000
EUR
|
304,000,000
EUR
|
445,000,000
EUR
|
492,000,000
EUR
|
5,156,000,000
EUR
|
153,000,000
EUR
|
492,000,000
EUR
|
304,000,000
EUR
|
445,000,000
EUR
|
1,393,000,000
EUR
|
5,601,000,000
EUR
|
–
EUR
|
1,413,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
8,000,000
EUR
|
176,000,000
EUR
|
–
EUR
|
— |
–
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
–
EUR
|
184,000,000
EUR
|
–
EUR
|
— |
176,000,000
EUR
|
–
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
–
EUR
|
— | — |
–
EUR
|
— |
137,000,000
EUR
|
— | — | — | — | — | — | — |
118,000,000
EUR
|
–
EUR
|
–
EUR
|
118,000,000
EUR
|
19,000,000
EUR
|
–
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — |
3,000,000
EUR
|
–
EUR
|
–
EUR
|
— |
311,000,000
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
10,000,000
EUR
|
298,000,000
EUR
|
–
EUR
|
— |
301,000,000
EUR
|
–
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
–
EUR
|
— | — |
–
EUR
|
— |
183,000,000
EUR
|
— | — | — | — | — | — | — |
162,000,000
EUR
|
175,000,000
EUR
|
–
EUR
|
–
EUR
|
21,000,000
EUR
|
13,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
5,000,000
EUR
|
176,000,000
EUR
|
–
EUR
|
— |
311,000,000
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
10,000,000
EUR
|
482,000,000
EUR
|
–
EUR
|
— |
477,000,000
EUR
|
–
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
–
EUR
|
— | — |
–
EUR
|
— |
46,000,000
EUR
|
— | — | — | — | — | — | — |
44,000,000
EUR
|
175,000,000
EUR
|
–
EUR
|
118,000,000
EUR
|
2,000,000
EUR
|
13,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity | — |
–
EUR
|
–
EUR
|
–
EUR
|
— |
–
EUR
|
— |
3,000,000
EUR
|
— | — | — |
–
EUR
|
— |
–
EUR
|
3,000,000
EUR
|
–
EUR
|
— |
3,000,000
EUR
|
–
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
–
EUR
|
179,000,000
EUR
|
–
EUR
|
— |
–
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
–
EUR
|
179,000,000
EUR
|
–
EUR
|
— |
179,000,000
EUR
|
–
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
–
EUR
|
— | — |
–
EUR
|
— |
178,000,000
EUR
|
— | — | — | — | — | — | — |
178,000,000
EUR
|
–
EUR
|
–
EUR
|
178,000,000
EUR
|
–
EUR
|
–
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
17,000,000
EUR
|
–
EUR
|
–
EUR
|
— |
–
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
–
EUR
|
152,000,000
EUR
|
–
EUR
|
— |
135,000,000
EUR
|
135,000,000
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
181,000,000
EUR
|
— | — |
–
EUR
|
— |
235,000,000
EUR
|
— | — | — | — | — | — | — |
181,000,000
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
54,000,000
EUR
|
–
EUR
|
— | — | — | — |
–
EUR
|
20,000,000
EUR
|
20,000,000
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
22,000,000
EUR
|
11,000,000
EUR
|
–
EUR
|
— |
–
EUR
|
— |
–
EUR
|
— | — | — |
–
EUR
|
— |
–
EUR
|
33,000,000
EUR
|
–
EUR
|
— |
11,000,000
EUR
|
–
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
–
EUR
|
— | — |
–
EUR
|
— |
173,000,000
EUR
|
— | — | — | — | — | — | — |
119,000,000
EUR
|
–
EUR
|
–
EUR
|
119,000,000
EUR
|
54,000,000
EUR
|
–
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
–
EUR
|
–
EUR
|
–
EUR
|
— |
–
EUR
|
— |
–
EUR
|
— | — | — |
89,000,000
EUR
|
— |
–
EUR
|
89,000,000
EUR
|
–
EUR
|
— |
89,000,000
EUR
|
–
EUR
|
— | — | — |
–
EUR
|
–
EUR
|
–
EUR
|
— | — |
–
EUR
|
— |
90,000,000
EUR
|
— | — | — | — | — | — | — |
90,000,000
EUR
|
–
EUR
|
90,000,000
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |