Statement Of Financial Position [Abstract]
| Concept |
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 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 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 financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — |
1,263,500
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,138,000
EUR
|
— | — | — | — | — | — | — | — |
| Investment property | — | — |
42,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
33,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — | — |
328,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
456,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — |
9,075,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
9,481,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Assets | — | — |
4,141,300
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,874,500
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — |
3,640,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,640,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Retained earnings | — | — |
2,502,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
192,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Other reserves | — | — |
2,382,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
2,498,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — |
8,848,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
5,825,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Non-controlling interests | — | — |
5,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
13,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Equity |
0
EUR
|
2,502,000,000
EUR
|
8,853,000,000
EUR
|
2,382,000,000
EUR
|
8,848,000,000
EUR
|
5,000,000
EUR
|
324,000,000
EUR
|
3,640,000,000
EUR
|
192,000,000
EUR
|
13,000,000
EUR
|
5,825,000,000
EUR
|
3,640,000,000
EUR
|
2,554,000,000
EUR
|
0
EUR
|
176,000,000
EUR
|
5,838,000,000
EUR
|
6,809,000,000
EUR
|
17,000,000
EUR
|
340,000,000
EUR
|
6,826,000,000
EUR
|
307,000,000
EUR
|
0
EUR
|
3,640,000,000
EUR
|
2,523,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — |
64,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
68,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — |
397,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities | — | — |
3,256,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,290,700
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities | — | — |
4,141,300
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
3,874,500
EUR
|
— | — | — | — | — | — | — | — |