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 |
2024-01-01 to 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 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 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 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 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 |
As at 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 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
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 |
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 |
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 |
As at 2023-12-31 |
As at 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 |
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 |
As at 2023-12-31 |
2023-01-01 to 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 |
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 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — |
607,000,000
EUR
|
288,000,000
EUR
|
— |
98,383,000,000
EUR
|
— |
6,004,000,000
EUR
|
2,211,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,540,000,000
EUR
|
— |
130,645,000,000
EUR
|
-
EUR
|
1,032,000,000
EUR
|
852,000,000
EUR
|
-
EUR
|
20,133,000,000
EUR
|
12,129,000,000
EUR
|
— |
130,000,000
EUR
|
— |
596,000,000
EUR
|
724,000,000
EUR
|
— | — |
134,141,000,000
EUR
|
— |
128,137,000,000
EUR
|
972,000,000
EUR
|
— |
146,000,000
EUR
|
— |
92,110,000,000
EUR
|
— | — |
5,125,000,000
EUR
|
— | — | — | — |
3,429,000,000
EUR
|
126,784,000,000
EUR
|
— |
1,432,000,000
EUR
|
4,474,000,000
EUR
|
-
EUR
|
358,000,000
EUR
|
-
EUR
|
13,472,000,000
EUR
|
21,202,000,000
EUR
|
— | — | — | — |
285,000,000
EUR
|
— |
431,000,000
EUR
|
— | — | — |
855,000,000
EUR
|
128,867,000,000
EUR
|
— |
123,742,000,000
EUR
|
1,462,000,000
EUR
|
119,000,000
EUR
|
1,125,000,000
EUR
|
26,190,000,000
EUR
|
11,800,000,000
EUR
|
119,000,000
EUR
|
511,000,000
EUR
|
124,856,000,000
EUR
|
251,000,000
EUR
|
126,010,000,000
EUR
|
540,000,000
EUR
|
4,744,000,000
EUR
|
585,000,000
EUR
|
168,000,000
EUR
|
4,773,000,000
EUR
|
86,866,000,000
EUR
|
3,190,000,000
EUR
|
121,237,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
EUR
|
— | — |
EUR
|
— |
EUR
|
— | — |
11,688,000,000
EUR
|
499,000,000
EUR
|
-
EUR
|
11,688,000,000
EUR
|
EUR
|
-
EUR
|
EUR
|
EUR
|
EUR
|
— |
EUR
|
— | — | — | — | — | — | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
12,187,000,000
EUR
|
— |
11,688,000,000
EUR
|
— | — |
EUR
|
— |
EUR
|
— |
431,000,000
EUR
|
10,975,000,000
EUR
|
— |
EUR
|
EUR
|
EUR
|
EUR
|
— | — |
EUR
|
— | — | — | — | — | — | — |
10,975,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
— |
EUR
|
— |
11,406,000,000
EUR
|
EUR
|
EUR
|
— | — |
10,975,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
365,000,000
EUR
|
— | — |
435,000,000
EUR
|
— |
1,218,000,000
EUR
|
— | — |
EUR
|
202,000,000
EUR
|
934,000,000
EUR
|
-
EUR
|
EUR
|
191,000,000
EUR
|
494,000,000
EUR
|
EUR
|
EUR
|
— |
EUR
|
— | — | — | — | — | — | — |
155,000,000
EUR
|
— |
165,000,000
EUR
|
— | — |
79,000,000
EUR
|
945,000,000
EUR
|
— |
743,000,000
EUR
|
— | — |
490,000,000
EUR
|
— |
35,000,000
EUR
|
— |
92,000,000
EUR
|
EUR
|
— |
239,000,000
EUR
|
153,000,000
EUR
|
EUR
|
EUR
|
— | — |
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
270,000,000
EUR
|
234,000,000
EUR
|
168,000,000
EUR
|
— |
34,000,000
EUR
|
— |
596,000,000
EUR
|
105,000,000
EUR
|
304,000,000
EUR
|
— | — |
504,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
13,132,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
12,002,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
EUR
|
— | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
5,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
-
EUR
|
EUR
|
EUR
|
EUR
|
— |
EUR
|
— | — | — | — | — | — | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
5,000,000
EUR
|
— |
-
EUR
|
— | — |
EUR
|
— |
EUR
|
— |
316,000,000
EUR
|
2,000,000
EUR
|
— |
EUR
|
EUR
|
EUR
|
1,670,000,000
EUR
|
— | — |
EUR
|
— | — | — | — | — | — | — |
1,668,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
— |
EUR
|
— |
1,984,000,000
EUR
|
EUR
|
EUR
|
— | — |
1,668,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
EUR
|
— | — |
EUR
|
— |
EUR
|
— | — |
39,000,000
EUR
|
2,000,000
EUR
|
-
EUR
|
39,000,000
EUR
|
EUR
|
-
EUR
|
EUR
|
EUR
|
EUR
|
— |
EUR
|
— | — | — | — | — | — | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
37,000,000
EUR
|
— |
39,000,000
EUR
|
— | — |
EUR
|
— |
EUR
|
— |
EUR
|
4,000,000
EUR
|
— |
EUR
|
EUR
|
EUR
|
EUR
|
— | — |
EUR
|
— | — | — | — | — | — | — |
4,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
— |
EUR
|
— |
4,000,000
EUR
|
EUR
|
EUR
|
— | — |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
EUR
|
— | — |
EUR
|
— |
EUR
|
— | — |
423,000,000
EUR
|
EUR
|
-
EUR
|
388,000,000
EUR
|
EUR
|
-
EUR
|
EUR
|
EUR
|
18,000,000
EUR
|
— |
17,000,000
EUR
|
— | — | — | — | — | — | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
388,000,000
EUR
|
— |
388,000,000
EUR
|
— | — |
EUR
|
— |
EUR
|
— |
EUR
|
218,000,000
EUR
|
— |
EUR
|
EUR
|
EUR
|
2,000,000
EUR
|
— | — |
5,000,000
EUR
|
— | — | — | — | — | — | — |
221,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
— |
EUR
|
— |
221,000,000
EUR
|
EUR
|
EUR
|
— | — |
221,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity |
EUR
|
— | — |
EUR
|
— |
EUR
|
— | — |
4,000,000
EUR
|
192,000,000
EUR
|
-
EUR
|
4,000,000
EUR
|
EUR
|
-
EUR
|
EUR
|
EUR
|
EUR
|
— |
EUR
|
— | — | — | — | — | — | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
196,000,000
EUR
|
— |
4,000,000
EUR
|
— | — |
EUR
|
— |
EUR
|
— |
12,000,000
EUR
|
1,000,000
EUR
|
— |
EUR
|
EUR
|
EUR
|
EUR
|
— | — |
EUR
|
— | — | — | — | — | — | — |
1,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
— |
EUR
|
— |
11,000,000
EUR
|
EUR
|
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
EUR
|
— | — |
EUR
|
— |
EUR
|
— | — |
5,000,000
EUR
|
EUR
|
-
EUR
|
5,000,000
EUR
|
EUR
|
-
EUR
|
EUR
|
EUR
|
EUR
|
— |
EUR
|
— | — | — | — | — | — | — |
EUR
|
— |
EUR
|
— | — |
EUR
|
5,000,000
EUR
|
— |
5,000,000
EUR
|
— | — |
EUR
|
— |
EUR
|
— |
1,000,000
EUR
|
8,000,000
EUR
|
— |
EUR
|
EUR
|
EUR
|
EUR
|
— | — |
EUR
|
— | — | — | — | — | — | — |
8,000,000
EUR
|
-
EUR
|
-
EUR
|
EUR
|
— |
EUR
|
— |
7,000,000
EUR
|
EUR
|
EUR
|
— | — |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |