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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — |
414,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
448,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Investment property | — |
2 ,719
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,444,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Reinsurance contracts held that are assets | — |
95 4
EUR
|
— | — | — | — | — | — | — | — | — | — |
1, 0 63
EUR
|
— | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — |
6 , 919
EUR
|
— | — | — | — | — | — | — | — | — | — |
5, 673
EUR
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — |
47,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
73,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
6 ,929
EUR
|
— | — | — | — | — | — | — | — | — | — |
12, 3 8 2
EUR
|
— | — | — | — | — | — | — | — |
| Assets | — |
2 51 , 5 8 5
EUR
|
— | — | — | — | — | — | — | — | — | — |
2 6 3 ,73 8
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Equity attributable to owners of parent | — |
32,888,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
3 6 ,7 31
EUR
|
— | — | — | — | — | — | — | — |
| Non-controlling interests | — |
266,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
27 7
EUR
|
— | — | — | — | — | — | — | — |
| Equity |
2 0, 275
EUR
|
3 4 ,918
EUR
|
1 ,76 4
EUR
|
3 2,888
EUR
|
266,000,000
EUR
|
12 , 575
EUR
|
38,000,000
EUR
|
277,000,000
EUR
|
3 6, 731
EUR
|
39,000,000
EUR
|
24 , 11 8
EUR
|
1 2 , 5 74
EUR
|
3 8,7 72
EUR
|
1 ,76 4
EUR
|
30, 7 68
EUR
|
26 0
EUR
|
18, 155
EUR
|
32 ,792
EUR
|
12, 572
EUR
|
41,000,000
EUR
|
1,76 4
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities | — |
4 , 8 17
EUR
|
— | — | — | — | — | — | — | — | — | — |
6,329,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — |
3 ,46 4
EUR
|
— | — | — | — | — | — | — | — | — | — |
93,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities | — |
216 ,6 6 7
EUR
|
— | — | — | — | — | — | — | — | — | — |
224,96 6
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities | — |
2 51 , 5 8 5
EUR
|
— | — | — | — | — | — | — | — | — | — |
2 6 3 ,73 8
EUR
|
— | — | — | — | — | — | — | — |