Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
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 |
2024-01-01 to 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 |
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 |
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 | — |
1 919
EUR
|
1 588
EUR
|
— |
245,000,000
EUR
|
796,000,000
EUR
|
33,000,000
EUR
|
— | — |
3 719
EUR
|
— |
4 515
EUR
|
— |
4 360
EUR
|
— |
1 905
EUR
|
— | — | — |
785,000,000
EUR
|
— |
1 588
EUR
|
— |
245,000,000
EUR
|
163,000,000
EUR
|
3 575
EUR
|
4 612
EUR
|
790,000,000
EUR
|
1 573
EUR
|
1 830
EUR
|
244,000,000
EUR
|
175,000,000
EUR
|
3 822
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||
| Profit (loss) |
162,000,000
EUR
|
— | — | — | — | — | — |
162,000,000
EUR
|
72,000,000
EUR
|
— |
234,000,000
EUR
|
— |
300,000,000
EUR
|
— |
221,000,000
EUR
|
— |
79,000,000
EUR
|
221,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
57,000,000
EUR
|
— | — |
101,000,000
EUR
|
— | — | — |
44,000,000
EUR
|
22,000,000
EUR
|
— |
35,000,000
EUR
|
— |
460,000,000
EUR
|
— |
410,000,000
EUR
|
— |
50,000,000
EUR
|
74,000,000
EUR
|
— | — |
336,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
219,000,000
EUR
|
— | — |
101,000,000
EUR
|
— | — | — |
118,000,000
EUR
|
50,000,000
EUR
|
— |
269,000,000
EUR
|
— |
160,000,000
EUR
|
— |
189,000,000
EUR
|
— |
29,000,000
EUR
|
147,000,000
EUR
|
— | — |
336,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — |
—
EUR
|
— |
16,000,000
EUR
|
— |
16,000,000
EUR
|
— | — | — |
15,000,000
EUR
|
— | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
97,000,000
EUR
|
— | — | — | — | — | — |
97,000,000
EUR
|
42,000,000
EUR
|
— |
139,000,000
EUR
|
— |
125,000,000
EUR
|
— |
92,000,000
EUR
|
— |
33,000,000
EUR
|
92,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
27,000,000
EUR
|
— | — |
29,000,000
EUR
|
— | — | — |
2,000,000
EUR
|
5,000,000
EUR
|
— |
32,000,000
EUR
|
— |
1,000,000
EUR
|
— |
1,000,000
EUR
|
— |
2,000,000
EUR
|
1,000,000
EUR
|
— | — |
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
25,000,000
EUR
|
— | — | — | — | — | — |
25,000,000
EUR
|
— | — |
25,000,000
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
22,000,000
EUR
|
— | — | — | — | — | — |
22,000,000
EUR
|
— | — |
22,000,000
EUR
|
— |
25,000,000
EUR
|
— |
25,000,000
EUR
|
— | — |
25,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |