Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 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 |
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 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 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 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — |
2,021,000,000
EUR
|
648,000,000
EUR
|
2,148,100
EUR
|
— | — | — |
1,363,100
EUR
|
— | — |
96,000,000
EUR
|
1,366,500
EUR
|
6,853,000,000
EUR
|
807,000,000
EUR
|
1,497,000,000
EUR
|
34,000,000
EUR
|
128,000,000
EUR
|
— | — |
807,000,000
EUR
|
— |
648,000,000
EUR
|
2,249,900
EUR
|
286,000,000
EUR
|
2,249,900
EUR
|
284,000,000
EUR
|
— |
1,482,400
EUR
|
128,000,000
EUR
|
128,000,000
EUR
|
— |
1,482,400
EUR
|
— |
6,853,000,000
EUR
|
— | — |
123,000,000
EUR
|
1,994,000,000
EUR
|
1,994,000,000
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
807,000,000
EUR
|
1,356,000,000
EUR
|
123,000,000
EUR
|
1,453,800
EUR
|
1,454,000
EUR
|
— | — |
6,853,000,000
EUR
|
1,356,000,000
EUR
|
648,000,000
EUR
|
251,000,000
EUR
|
1,512,100
EUR
|
1,487,000
EUR
|
807,000,000
EUR
|
2,092,000,000
EUR
|
7,212,000,000
EUR
|
648,000,000
EUR
|
1,189,000,000
EUR
|
128,000,000
EUR
|
135,000,000
EUR
|
2,287,800
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
4,000,000
EUR
|
— | — | — | — | — |
3,940,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
3,936,000,000
EUR
|
3,940,000,000
EUR
|
— |
3,385,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3,389,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
4,000,000
EUR
|
3,389,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — |
27,000,000
EUR
|
— | — |
27,000,000
EUR
|
— | — | — | — | — | — | — |
27,000,000
EUR
|
— | — |
12,000,000
EUR
|
— | — | — | — | — |
12,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
12,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
4,000,000
EUR
|
— | — | — | — | — |
3,967,000,000
EUR
|
— | — |
27,000,000
EUR
|
— | — | — | — | — | — | — |
3,963,000,000
EUR
|
3,940,000,000
EUR
|
— |
3,397,000,000
EUR
|
— | — | — | — | — |
12,000,000
EUR
|
— | — | — | — | — |
3,389,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
4,000,000
EUR
|
3,401,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — |
3,005,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
3,005,000,000
EUR
|
3,005,000,000
EUR
|
— |
2,924,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
2,924,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,924,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — | — | — | — | — |
108,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
—
EUR
|
108,000,000
EUR
|
— |
—
EUR
|
— | — | — | — | — | — | — | — | — |
87,000,000
EUR
|
— |
87,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — |
37,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
37,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — |
—
EUR
|
— |
141,000,000
EUR
|
— |
141,000,000
EUR
|
— | — | — | — | — | — | — | — |
141,000,000
EUR
|
— | — |
167,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
167,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
167,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |