Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
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 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 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — | — | — |
4,118,000,000
EUR
|
— | — |
4,623,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — | — | — | — | — |
6 107,6
EUR
|
— | — |
6 652,5
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — | — | — |
1,533,000,000
EUR
|
— | — |
2,077,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Insurance contracts issued that are assets | — | — | — | — | — | — | — | — | — | — |
3,332,000,000
EUR
|
— | — |
4,976,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reinsurance contracts held that are assets | — | — | — | — | — | — | — | — | — | — |
5 981,2
EUR
|
— | — |
8 610,9
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — | — | — |
1 096,1
EUR
|
— | — |
1 104,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets | — | — | — | — | — | — | — | — | — | — |
1,232,000,000
EUR
|
— | — |
3,480,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — | — | — |
9,723,000,000
EUR
|
— | — |
9,376,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — | — |
1 451,1
EUR
|
— | — |
1 934,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — | — | — |
434 748,1
EUR
|
— | — |
436 433,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — | — |
6,866,000,000
EUR
|
— | — |
6,866,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — | — | — |
1 736,3
EUR
|
— | — |
1 736,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — | — | — |
17 520,4
EUR
|
— | — |
19 112,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — | — | — |
3 588,8
EUR
|
— | — |
4 147,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
9 495,3
EUR
|
1 387,8
EUR
|
11 240,3
EUR
|
16 885,7
EUR
|
1 736,3
EUR
|
6,866,000,000
EUR
|
3 588,9
EUR
|
1 390,2
EUR
|
17 520,3
EUR
|
428,000,000
EUR
|
21 109,2
EUR
|
836,000,000
EUR
|
705,000,000
EUR
|
23 260,0
EUR
|
9 959,9
EUR
|
1 881,3
EUR
|
8 754,1
EUR
|
16 921,1
EUR
|
4 147,7
EUR
|
1 736,3
EUR
|
6,866,000,000
EUR
|
9,080,000,000
EUR
|
19 112,3
EUR
|
713,000,000
EUR
|
1 881,3
EUR
|
22 727,9
EUR
|
801,000,000
EUR
|
3 964,9
EUR
|
1 736,3
EUR
|
6,866,000,000
EUR
|
9,356,000,000
EUR
|
18 763,1
EUR
|
1,067,000,000
EUR
|
16 234,5
EUR
|
17 098,9
EUR
|
16 232,2
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Provisions [abstract] | ||||||||||||||||||||||||||||||||||||
| Other provisions | — | — | — | — | — | — | — | — | — | — |
2,421,000,000
EUR
|
— | — |
2,863,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Insurance contracts issued that are liabilities | — | — | — | — | — | — | — | — | — | — |
363 163,6
EUR
|
— | — |
375 394,5
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reinsurance contracts held that are liabilities | — | — | — | — | — | — | — | — | — | — |
19,000,000
EUR
|
— | — |
351,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities | — | — | — | — | — | — | — | — | — | — |
1,186,000,000
EUR
|
— | — |
1,837,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — | — | — | — |
7,649,000,000
EUR
|
— | — |
7,713,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — | — | — | — | — | — | — | — | — |
16 282,7
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — | — | — |
434 748,1
EUR
|
— | — |
436 433,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |