Analysis Of Income And Expense [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||||||||||||
| Revenue [abstract] | ||||||||||||||||||||||||||
| Interest income |
6,329,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,150,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||||||||||||
| Expense of restructuring activities |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
17,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Interest expense |
2,622,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
663,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Interest income (expense) |
3,707,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,487,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Revenue and other operating income |
4,460,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,114,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Operating expense |
2,094,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,940,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Fee and commission income (expense) [abstract] | ||||||||||||||||||||||||||
| Fee and commission income [abstract] | ||||||||||||||||||||||||||
| Fee and commission income |
673,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
579,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Fee and commission expense [abstract] | ||||||||||||||||||||||||||
| Fee and commission expense |
219,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
194,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Trading income (expense) [abstract] | ||||||||||||||||||||||||||
| Trading income (expense) |
65,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
34,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
29,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
93,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method |
25,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
40,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||||||||||||
| Comprehensive income |
1,565,000,000
EUR
|
–
EUR
|
–
EUR
|
1,559,000,000
EUR
|
6,000,000
EUR
|
1,567,000,000
EUR
|
–
EUR
|
20,000,000
EUR
|
29,000,000
EUR
|
–
EUR
|
5,000,000
EUR
|
–
EUR
|
12,000,000
EUR
|
–
EUR
|
–
EUR
|
727,000,000
EUR
|
941,000,000
EUR
|
8,000,000
EUR
|
5,000,000
EUR
|
12,000,000
EUR
|
–
EUR
|
–
EUR
|
146,000,000
EUR
|
719,000,000
EUR
|
–
EUR
|
93,000,000
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent |
1,559,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
719,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||||||||||||
| Comprehensive income, attributable to non-controlling interests |
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |