Note 32 Interest expense breakdown by origin (Details) - EUR (€) € in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Interest expense by origin [Line Items] | ||
| Interest expense on financial liabilities designated at fair value through profit or loss | € 2,660 | € 2,058 |
| Interest Expense For Financial Liabilities Measured At Amortised Cost | 13,613 | 12,975 |
| Interest Expense For Adjustment Interest On Accounting Coverage | 37 | 280 |
| Interest Expense On Chargeable Cost To Pension Funds | 162 | 119 |
| Other Interest Expense | 494 | 429 |
| Interest expense | 16,966 | 15,861 |
| Interest Expense For Insurance Activity | € 523 | € 478 |