Customer deposits - Additional Information (Details) - EUR (€) € in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of customer deposits [line items] | ||
| Current accounts / Overnight deposits | € 232,153 | € 227,827 |
| Savings accounts | 379,403 | 354,560 |
| Time deposits | 120,143 | 107,695 |
| Private individuals | ||
| Disclosure of customer deposits [line items] | ||
| Current accounts / Overnight deposits | 109,027 | 107,068 |
| Savings accounts | 347,622 | 324,135 |
| Time deposits | € 56,151 | € 56,599 |