Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 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 |
2024-01-01 to 2024-12-31 |
As at 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 |
2024-01-01 to 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 |
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 |
2023-01-01 to 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 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 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 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||
| Equity | — | — | — |
1 002,5
EUR
|
—
EUR
|
— |
—
EUR
|
200,000,000
EUR
|
19,000,000
EUR
|
149,000,000
EUR
|
— | — | — |
1 025,4
EUR
|
— | — |
120,000,000
EUR
|
1 027,3
EUR
|
— |
1 753,8
EUR
|
— |
1 613,6
EUR
|
— | — | — |
15,000,000
EUR
|
— | — |
353,000,000
EUR
|
980,000,000
EUR
|
— |
643,000,000
EUR
|
564,000,000
EUR
|
1 752,3
EUR
|
25,000,000
EUR
|
— |
1 528,3
EUR
|
7,000,000
EUR
|
528,000,000
EUR
|
980,000,000
EUR
|
1 350,0
EUR
|
643,000,000
EUR
|
340,000,000
EUR
|
1 527,6
EUR
|
35,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
1 066,7
EUR
|
— | — | — | — | — | — | — | — | — | — |
1 066,7
EUR
|
8,000,000
EUR
|
— |
1 067,5
EUR
|
— | — | — |
3,487,000,000
EUR
|
— |
3,469,000,000
EUR
|
— |
18,000,000
EUR
|
3,469,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
609,000,000
EUR
|
— | — | — |
274,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
1 127,6
EUR
|
—
EUR
|
—
EUR
|
— | — |
713,000,000
EUR
|
— | — | — | — |
—
EUR
|
1 065,7
EUR
|
8,000,000
EUR
|
— |
1 128,4
EUR
|
95,000,000
EUR
|
— | — |
3,212,000,000
EUR
|
— |
3,195,000,000
EUR
|
— |
17,000,000
EUR
|
3,410,000,000
EUR
|
—
EUR
|
— |
224,000,000
EUR
|
—
EUR
|
— | — |
—
EUR
|
— | — | — | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
1,382,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,382,000,000
EUR
|
4,000,000
EUR
|
— |
1,386,000,000
EUR
|
— | — | — |
873,000,000
EUR
|
— |
869,000,000
EUR
|
— |
3,000,000
EUR
|
869,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Decrease through other distributions to owners, equity |
1 698,2
EUR
|
— | — | — | — | — | — | — | — | — | — |
1 698,2
EUR
|
— | — |
1 698,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
—
EUR
|
443,000,000
EUR
|
980,000,000
EUR
|
— | — | — | — | — | — | — |
260,000,000
EUR
|
1,683,000,000
EUR
|
— | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
280,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
93,000,000
EUR
|
187,000,000
EUR
|
— | — |
280,000,000
EUR
|
— | — | — |
175,000,000
EUR
|
— |
175,000,000
EUR
|
— | — | — | — | — | — |
175,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
99,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
99,000,000
EUR
|
— | — |
99,000,000
EUR
|
— | — | — |
96,000,000
EUR
|
— |
96,000,000
EUR
|
— | — |
96,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |