Profit Or Loss [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|
| Profit or loss [abstract] | ||
| Profit (loss) [abstract] | ||
| Revenue | — | — |
| Interest revenue calculated using effective interest method |
6,760,000,000
EUR
|
7,525,000,000
EUR
|
| Other income |
805,000,000
EUR
|
462,000,000
EUR
|
| Gain (loss) arising from derecognition of financial assets measured at amortised cost |
108,000,000
EUR
|
11,000,000
EUR
|
| Share of profit (loss) of associates and joint ventures accounted for using equity method |
23,000,000
EUR
|
29,000,000
EUR
|
| Profit (loss) before tax |
1,838,000,000
EUR
|
356,000,000
EUR
|
| Tax expense (income) |
604,000,000
EUR
|
401,000,000
EUR
|
| Profit (loss) |
1,234,000,000
EUR
|
45,000,000
EUR
|
| Profit (loss), attributable to [abstract] | ||
| Profit (loss), attributable to owners of parent |
1,231,000,000
EUR
|
45,000,000
EUR
|
| Profit (loss), attributable to non-controlling interests |
3,000,000
EUR
|
— |
| Earnings per share [text block] | — | — |
| Earnings per share [abstract] | ||
| Earnings per share [line items] | ||
| Basic earnings per share [abstract] | ||
| Basic earnings (loss) per share |
1.21
|
0.17
|