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 |
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 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
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 |
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 |
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 |
2022-01-01 to 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 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 |
114,000,000
EUR
|
— | — | — |
2,390,000,000
EUR
|
700,000,000
EUR
|
— |
42,000,000
EUR
|
— | — | — |
36,000,000
EUR
|
— |
—
EUR
|
— |
3,000,000
EUR
|
466,000,000
EUR
|
49,000,000
EUR
|
2,000,000
EUR
|
2,324,000,000
EUR
|
— | — |
—
EUR
|
— | — | — | — |
2,391,000,000
EUR
|
89,000,000
EUR
|
— | — | — |
179,000,000
EUR
|
— | — | — |
—
EUR
|
— |
37,000,000
EUR
|
566,000,000
EUR
|
—
EUR
|
3,000,000
EUR
|
255,000,000
EUR
|
— |
3,000,000
EUR
|
2,311,000,000
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
—
EUR
|
2,311,000,000
EUR
|
5,000,000
EUR
|
7,000,000
EUR
|
2,653,000,000
EUR
|
36,000,000
EUR
|
247,000,000
EUR
|
151,000,000
EUR
|
—
EUR
|
22,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
—
EUR
|
234,000,000
EUR
|
—
EUR
|
— | — |
—
EUR
|
— |
16,000,000
EUR
|
218,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
159,000,000
EUR
|
— | — |
147,000,000
EUR
|
12,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
— | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — |
—
EUR
|
270,000,000
EUR
|
25,000,000
EUR
|
— | — |
33,000,000
EUR
|
— |
2,000,000
EUR
|
—
EUR
|
—
EUR
|
— |
211,000,000
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
1,000,000
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
164,000,000
EUR
|
— | — |
—
EUR
|
2,000,000
EUR
|
8,000,000
EUR
|
— |
—
EUR
|
172,000,000
EUR
|
36,000,000
EUR
|
— |
—
EUR
|
— | — | — | — | — |
58,000,000
EUR
|
— | — |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
—
EUR
|
36,000,000
EUR
|
25,000,000
EUR
|
— | — |
33,000,000
EUR
|
— |
14,000,000
EUR
|
218,000,000
EUR
|
—
EUR
|
— |
211,000,000
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
1,000,000
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
5,000,000
EUR
|
— | — |
147,000,000
EUR
|
14,000,000
EUR
|
8,000,000
EUR
|
— |
—
EUR
|
172,000,000
EUR
|
36,000,000
EUR
|
— |
—
EUR
|
— | — | — | — | — |
58,000,000
EUR
|
— | — |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
—
EUR
|
32,000,000
EUR
|
—
EUR
|
— | — |
—
EUR
|
— |
32,000,000
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
1,000,000
EUR
|
— | — |
—
EUR
|
1,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
— | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
—
EUR
|
103,000,000
EUR
|
—
EUR
|
— | — |
—
EUR
|
— |
17,000,000
EUR
|
86,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
69,000,000
EUR
|
— | — |
63,000,000
EUR
|
2,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
4,000,000
EUR
|
— | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — |
55,000,000
EUR
|
55,000,000
EUR
|
—
EUR
|
— | — |
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
—
EUR
|
— |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
—
EUR
|
19,000,000
EUR
|
—
EUR
|
— | — |
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
19,000,000
EUR
|
—
EUR
|
— |
—
EUR
|
—
EUR
|
—
EUR
|
17,000,000
EUR
|
— | — |
—
EUR
|
—
EUR
|
—
EUR
|
— |
17,000,000
EUR
|
—
EUR
|
—
EUR
|
— |
—
EUR
|
— | — | — | — | — |
—
EUR
|
— | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |