Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Adjustments for decrease (increase) in other assets |
6 14
EUR
|
7 81
EUR
|
| Adjustments for increase (decrease) in other liabilities |
6 , 075
EUR
|
3 , 3 37
EUR
|
| Adjustments for increase (decrease) in insurance, reinsurance and investment contract liabilities |
38 4
EUR
|
39,000,000
EUR
|
| Adjustments for decrease (increase) in loans and advances | — | — |
| Adjustments for decrease (increase) in loans and advances to customers |
2 5 2
EUR
|
864,000,000
EUR
|
| Adjustments for increase (decrease) in deposits | — | — |
| Adjustments for increase (decrease) in deposits from customers |
48,000,000
EUR
|
52 2
EUR
|
| Adjustments for increase (decrease) in derivative financial liabilities |
589,000,000
EUR
|
886,000,000
EUR
|
| Cash flows from (used in) investing activities [abstract] | ||
| Purchase of interests in investments accounted for using equity method |
71 9
EUR
|
349,000,000
EUR
|
| Proceeds from sales of investments accounted for using equity method |
15 6
EUR
|
121,000,000
EUR
|
| Purchase of investment property |
1 5 6
EUR
|
66,000,000
EUR
|
| Proceeds from sales of investment property |
124,000,000
EUR
|
17 6
EUR
|
| Purchase of investments other than investments accounted for using equity method |
51,000,000
EUR
|
82,000,000
EUR
|
| Proceeds from sales of investments other than investments accounted for using equity method |
21,000,000
EUR
|
— |
| Purchase of available-for-sale financial assets |
2 6 ,7 5 3
EUR
|
24 , 9 2 8
EUR
|
| Proceeds from disposal or maturity of available-for-sale financial assets |
29 , 271
EUR
|
2 8 , 717
EUR
|
| Cash flows from (used in) financing activities [abstract] | ||
| Proceeds from issue of bonds, notes and debentures |
5 97
EUR
|
— |
| Repayments of bonds, notes and debentures | — |
30 0
EUR
|