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 |
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 |
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 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 | — | — | — |
8,786,000,000
EUR
|
884,000,000
EUR
|
— |
4,083,000,000
EUR
|
702,000,000
EUR
|
2,664,000,000
EUR
|
934,000,000
EUR
|
— | — |
9,968,000,000
EUR
|
— | — |
187,000,000
EUR
|
1 067,0
EUR
|
— | — |
9,585,000,000
EUR
|
— |
8,869,000,000
EUR
|
— | — | — |
506,000,000
EUR
|
— |
1,327,000,000
EUR
|
— |
4,133,000,000
EUR
|
2,110,000,000
EUR
|
1,665,000,000
EUR
|
9,079,000,000
EUR
|
1,476,000,000
EUR
|
— |
1 067,4
EUR
|
640,000,000
EUR
|
1,339,000,000
EUR
|
4,264,000,000
EUR
|
1,518,000,000
EUR
|
4,133,000,000
EUR
|
1 003,4
EUR
|
1,408,000,000
EUR
|
3,223,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
2,357,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,357,000,000
EUR
|
29,000,000
EUR
|
— |
2,386,000,000
EUR
|
— | — | — |
4,753,000,000
EUR
|
— | — |
4,700,000,000
EUR
|
— |
53,000,000
EUR
|
4,700,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
371,000,000
EUR
|
— | — | — | — |
554,000,000
EUR
|
— | — | — | — |
364,000,000
EUR
|
49,000,000
EUR
|
— |
322,000,000
EUR
|
1,289,000,000
EUR
|
— | — |
4,539,000,000
EUR
|
— | — |
4,172,000,000
EUR
|
— |
367,000,000
EUR
|
1,229,000,000
EUR
|
— | — |
702,000,000
EUR
|
— | — | — | — | — | — | — |
4,699,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income |
2,728,000,000
EUR
|
— | — | — | — |
554,000,000
EUR
|
— | — | — | — |
1,993,000,000
EUR
|
20,000,000
EUR
|
— |
2,708,000,000
EUR
|
1,289,000,000
EUR
|
— | — |
214,000,000
EUR
|
— | — |
528,000,000
EUR
|
— |
314,000,000
EUR
|
5,929,000,000
EUR
|
— | — |
702,000,000
EUR
|
— | — | — | — | — | — | — |
4,699,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Issue of equity |
181,000,000
EUR
|
21,000,000
EUR
|
161,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
181,000,000
EUR
|
— | — | — |
186,000,000
EUR
|
— | — |
186,000,000
EUR
|
— | — | — |
165,000,000
EUR
|
— | — | — |
21,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
2,518,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,518,000,000
EUR
|
52,000,000
EUR
|
— |
2,570,000,000
EUR
|
— | — | — |
1,669,000,000
EUR
|
— | — |
1,638,000,000
EUR
|
— |
31,000,000
EUR
|
1,638,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
45,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
45,000,000
EUR
|
3,000,000
EUR
|
— |
48,000,000
EUR
|
— | — | — |
—
EUR
|
—
EUR
|
— |
5,000,000
EUR
|
— |
5,000,000
EUR
|
5,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity |
—
EUR
|
— | — | — | — | — | — | — | — | — |
—
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
— | — |
—
EUR
|
— | — |
—
EUR
|
— |
—
EUR
|
—
EUR
|
— | — |
—
EUR
|
— | — | — | — | — | — | — |
—
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
65,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
65,000,000
EUR
|
—
EUR
|
— |
65,000,000
EUR
|
— | — | — |
82,000,000
EUR
|
— | — |
82,000,000
EUR
|
— |
—
EUR
|
82,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |