Financial assets - Schedule of collaterals received for financial assets (Details) - Financial assets at amortised cost - EUR (€) € in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of financial assets that are either past due or impaired [line items] | ||
| Real collaterals value | € 587,733 | € 632,814 |
| Other collaterals value | 96,094 | 94,543 |
| Total value of the collaterals received | 683,827 | 727,357 |
| Credit impaired | Impaired assets | ||
| Disclosure of financial assets that are either past due or impaired [line items] | ||
| Real collaterals value | 10,847 | 12,768 |
| Other collaterals value | € 1,909 | € 1,390 |