Statement Of Changes In Equity [Abstract]
| Concept |
As at 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 |
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 |
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 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 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 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity |
7 424
EUR
|
— | — |
17,000,000
EUR
|
— |
30,000,000
EUR
|
— | — | — |
5 114
EUR
|
1 248
EUR
|
526,000,000
EUR
|
392,000,000
EUR
|
6,000,000
EUR
|
6 176
EUR
|
— | — |
125,000,000
EUR
|
— | — |
510,000,000
EUR
|
— |
5 414
EUR
|
76,000,000
EUR
|
76,000,000
EUR
|
392,000,000
EUR
|
— |
-
EUR
|
72,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
6 717
EUR
|
— |
156,000,000
EUR
|
4 731
EUR
|
— |
72,000,000
EUR
|
76,000,000
EUR
|
4 655
EUR
|
6,000,000
EUR
|
6,000,000
EUR
|
— | — | — |
65,000,000
EUR
|
-
EUR
|
156,000,000
EUR
|
65,000,000
EUR
|
-
EUR
|
5 490
EUR
|
— |
510,000,000
EUR
|
392,000,000
EUR
|
1 227
EUR
|
1 227
EUR
|
— |
6 641
EUR
|
1 180
EUR
|
198,000,000
EUR
|
5 274
EUR
|
392,000,000
EUR
|
85,000,000
EUR
|
4 574
EUR
|
9,000,000
EUR
|
520,000,000
EUR
|
6 454
EUR
|
62,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
-
EUR
|
1 355
EUR
|
— |
459,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
896,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
896,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
— |
391,000,000
EUR
|
— | — | — | — |
-
EUR
|
— | — |
753,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
753,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
1 144
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — |
-
EUR
|
315,000,000
EUR
|
— |
28,000,000
EUR
|
— |
281,000,000
EUR
|
42,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — |
48,000,000
EUR
|
287,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
— |
40,000,000
EUR
|
— | — | — | — |
42,000,000
EUR
|
— | — |
69,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — |
20,000,000
EUR
|
3,000,000
EUR
|
10,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
109,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
-
EUR
|
1 670
EUR
|
— |
487,000,000
EUR
|
— |
281,000,000
EUR
|
42,000,000
EUR
|
896,000,000
EUR
|
— | — | — | — | — | — |
48,000,000
EUR
|
1 183
EUR
|
— |
-
EUR
|
-
EUR
|
— |
431,000,000
EUR
|
— | — | — | — |
42,000,000
EUR
|
— | — |
822,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
753,000,000
EUR
|
— | — | — | — | — |
20,000,000
EUR
|
3,000,000
EUR
|
10,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
1 253
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
-
EUR
|
752,000,000
EUR
|
— |
456,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
296,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
296,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
— |
321,000,000
EUR
|
— | — | — | — |
-
EUR
|
— | — |
299,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
299,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
620,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — |
-
EUR
|
165,000,000
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
165,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
165,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
— |
-
EUR
|
— | — | — | — |
-
EUR
|
— | — |
181,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
181,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
181,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
-
EUR
|
6,000,000
EUR
|
— |
6,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — |
-
EUR
|
-
EUR
|
— |
-
EUR
|
-
EUR
|
— |
60,000,000
EUR
|
— | — | — | — |
-
EUR
|
— | — |
139,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
139,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
199,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
-
EUR
|
20,000,000
EUR
|
— |
4,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
24,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
24,000,000
EUR
|
— |
-
EUR
|
-
EUR
|
— |
3,000,000
EUR
|
— | — | — | — |
-
EUR
|
— | — |
23,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
— | — |
23,000,000
EUR
|
— | — | — | — | — |
-
EUR
|
-
EUR
|
-
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |