Statement Of Financial Position [Abstract]
| Concept |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
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 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
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 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 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 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment property |
684,000,000
EUR
|
— | — | — | — | — | — | — | — |
700,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
629,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Insurance contracts issued that are assets |
2 618
EUR
|
— | — | — | — | — | — | — | — |
2 561
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 271
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reinsurance contracts held that are assets |
3 830
EUR
|
— | — | — | — | — | — | — | — |
3 540
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 655
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets |
175,000,000
EUR
|
— | — | — | — | — | — | — | — |
210,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
175,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
914,000,000
EUR
|
— | — | — | — | — | — | — | — |
1 398
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 298
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1 854
EUR
|
— | — | — | — | — | — | — | — |
1 830
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 083
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
35 477
EUR
|
— | — | — | — | — | — | — | — |
34 987
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
33 235
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Issued capital |
1 416
EUR
|
— | — | — | — | — | — | — | — |
1 415
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 472
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares |
61,000,000
EUR
|
— | — | — | — | — | — | — | — |
56,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
196,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
4 694
EUR
|
— | — | — | — | — | — | — | — |
4 317
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
6 820
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
29,000,000
EUR
|
— | — | — | — | — | — | — | — |
34,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
17,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
4 723
EUR
|
812,000,000
EUR
|
29,000,000
EUR
|
1 287
EUR
|
3 309
EUR
|
1 416
EUR
|
61,000,000
EUR
|
40,000,000
EUR
|
464,000,000
EUR
|
4 351
EUR
|
1 383
EUR
|
34,000,000
EUR
|
33,000,000
EUR
|
56,000,000
EUR
|
1 415
EUR
|
5 490
EUR
|
1 645
EUR
|
463,000,000
EUR
|
196,000,000
EUR
|
456,000,000
EUR
|
609,000,000
EUR
|
456,000,000
EUR
|
196,000,000
EUR
|
6 429
EUR
|
-
EUR
|
416,000,000
EUR
|
6 837
EUR
|
451,000,000
EUR
|
-
EUR
|
27,000,000
EUR
|
-
EUR
|
-
EUR
|
858,000,000
EUR
|
54,000,000
EUR
|
4 841
EUR
|
35,000,000
EUR
|
3 982
EUR
|
407,000,000
EUR
|
-
EUR
|
-
EUR
|
609,000,000
EUR
|
1 472
EUR
|
17,000,000
EUR
|
17,000,000
EUR
|
54,000,000
EUR
|
1 472
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Provisions [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Provisions |
82,000,000
EUR
|
— | — | — | — | — | — | — | — |
121,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
151,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other financial liabilities |
159,000,000
EUR
|
— | — | — | — | — | — | — | — |
168,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
175,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Insurance contracts issued that are liabilities |
21 720
EUR
|
— | — | — | — | — | — | — | — |
21 961
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
17 104
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reinsurance contracts held that are liabilities |
2 218
EUR
|
— | — | — | — | — | — | — | — |
1 797
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 385
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities |
175,000,000
EUR
|
— | — | — | — | — | — | — | — |
154,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
78,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
400,000,000
EUR
|
— | — | — | — | — | — | — | — |
390,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
972,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
35 477
EUR
|
— | — | — | — | — | — | — | — |
34 987
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
33 235
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |