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 |
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 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 |
2023-01-01 to 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 |
As at 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 |
As at 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 |
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 |
As at 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 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
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 |
1,858,000,000
EUR
|
— | — | — |
80,000,000
EUR
|
— |
9,585,000,000
EUR
|
5,000,000
EUR
|
730,000,000
EUR
|
10,000,000
EUR
|
91,000,000
EUR
|
— |
254,000,000
EUR
|
— | — | — |
466,000,000
EUR
|
— | — |
11,115,000,000
EUR
|
— |
38,000,000
EUR
|
11,035,000,000
EUR
|
— | — |
635,000,000
EUR
|
11,050,000,000
EUR
|
21,000,000
EUR
|
— |
11,132,000,000
EUR
|
— |
276,000,000
EUR
|
380,000,000
EUR
|
9,997,000,000
EUR
|
67,000,000
EUR
|
471,000,000
EUR
|
5,000,000
EUR
|
635,000,000
EUR
|
1,834,000,000
EUR
|
11,052,000,000
EUR
|
80,000,000
EUR
|
— |
11,130,000,000
EUR
|
80,000,000
EUR
|
471,000,000
EUR
|
9,997,000,000
EUR
|
5,000,000
EUR
|
1,832,000,000
EUR
|
— | — | — | — |
276,000,000
EUR
|
380,000,000
EUR
|
21,000,000
EUR
|
— |
2,000,000
EUR
|
67,000,000
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
— |
280,000,000
EUR
|
9,975,000,000
EUR
|
280,000,000
EUR
|
25,000,000
EUR
|
9,975,000,000
EUR
|
—
EUR
|
11,000,000
EUR
|
379,000,000
EUR
|
31,000,000
EUR
|
11,023,000,000
EUR
|
138,000,000
EUR
|
684,000,000
EUR
|
5,000,000
EUR
|
—
EUR
|
149,000,000
EUR
|
379,000,000
EUR
|
11,203,000,000
EUR
|
11,054,000,000
EUR
|
1,414,000,000
EUR
|
684,000,000
EUR
|
39,000,000
EUR
|
1,383,000,000
EUR
|
31,000,000
EUR
|
42,000,000
EUR
|
5,000,000
EUR
|
11,161,000,000
EUR
|
25,000,000
EUR
|
39,000,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
3,000,000
EUR
|
367,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
364,000,000
EUR
|
— | — | — | — | — | — |
367,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
761,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
771,000,000
EUR
|
— |
771,000,000
EUR
|
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — | — |
78,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
5,000,000
EUR
|
367,000,000
EUR
|
— | — |
95,000,000
EUR
|
— | — | — | — | — |
31,000,000
EUR
|
— |
286,000,000
EUR
|
22,000,000
EUR
|
— | — |
86,000,000
EUR
|
— | — |
281,000,000
EUR
|
— | — | — |
4,000,000
EUR
|
— | — | — | — | — |
750,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — |
770,000,000
EUR
|
49,000,000
EUR
|
771,000,000
EUR
|
20,000,000
EUR
|
— | — | — |
46,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — | — | — | — | — | — | — | — | — |
21,000,000
EUR
|
— | — | — | — |
21,000,000
EUR
|
— |
21,000,000
EUR
|
— | — |
29,000,000
EUR
|
— | — | — | — |
22,000,000
EUR
|
— |
51,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
51,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
2,000,000
EUR
|
339,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
341,000,000
EUR
|
— | — | — | — | — | — |
339,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
340,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
339,000,000
EUR
|
— |
339,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — | — | — |
412,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
—
EUR
|
— | — | — | — |
412,000,000
EUR
|
— | — | — | — |
500,000,000
EUR
|
— | — | — | — | — | — |
500,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
500,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — | — | — | — | — | — | — | — | — |
24,000,000
EUR
|
— |
24,000,000
EUR
|
— | — | — | — |
24,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |