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 |
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 |
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 |
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 |
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 |
2021-01-01 to 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 |
7 737
EUR
|
— | — |
93,000,000
EUR
|
— |
9 499
EUR
|
— | — |
172,000,000
EUR
|
73,000,000
EUR
|
67,000,000
EUR
|
3 046
EUR
|
3 031
EUR
|
7 670
EUR
|
— | — |
2 182
EUR
|
— | — | — | — |
13 665
EUR
|
— |
1 138
EUR
|
12 830
EUR
|
54,000,000
EUR
|
34,000,000
EUR
|
— | — | — |
12 131
EUR
|
73,000,000
EUR
|
2 768
EUR
|
3 046
EUR
|
1 534
EUR
|
— |
2 624
EUR
|
158,000,000
EUR
|
12 953
EUR
|
3 046
EUR
|
175,000,000
EUR
|
13 097
EUR
|
18,000,000
EUR
|
2 948
EUR
|
73,000,000
EUR
|
15 577
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
10 290
EUR
|
7 874
EUR
|
— | — | — |
2 416
EUR
|
— | — | — | — | — | — | — | — |
2 416
EUR
|
— | — |
852,000,000
EUR
|
— |
739,000,000
EUR
|
— | — | — | — | — | — | — |
739,000,000
EUR
|
— | — | — | — | — | — |
114,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
10 757
EUR
|
7 420
EUR
|
— |
1 044
EUR
|
— |
2 208
EUR
|
39,000,000
EUR
|
— | — | — | — | — | — |
139,000,000
EUR
|
3 337
EUR
|
— |
264,000,000
EUR
|
695,000,000
EUR
|
980,000,000
EUR
|
185,000,000
EUR
|
— |
209,000,000
EUR
|
— | — | — | — |
37,000,000
EUR
|
739,000,000
EUR
|
180,000,000
EUR
|
— | — | — | — | — |
510,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — |
1 036
EUR
|
23,000,000
EUR
|
— | — | — |
1 013
EUR
|
— | — | — | — | — | — | — | — |
1 013
EUR
|
— | — |
171,000,000
EUR
|
— |
995,000,000
EUR
|
— | — | — | — | — | — | — |
995,000,000
EUR
|
— | — | — | — | — | — |
1 166
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — |
5,000,000
EUR
|
6,000,000
EUR
|
— | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — |
3,000,000
EUR
|
— |
3,000,000
EUR
|
— | — | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
249,000,000
EUR
|
122,000,000
EUR
|
— | — | — |
127,000,000
EUR
|
— | — | — | — | — | — | — | — |
127,000,000
EUR
|
— | — |
221,000,000
EUR
|
— |
15,000,000
EUR
|
— | — | — | — | — | — | — |
15,000,000
EUR
|
— | — | — | — | — | — |
236,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |