Note 53 Balance of income statement arising from transactions with entities of the group (Details) - EUR (€) € in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Profit and loss related party transactions [Line Items] | |||
| Interest Income And Other Similar Interests Related Party Transactions | € 29 | € 37 | € 44 |
| Interest Expense Related Party Transactions | 1 | 4 | 4 |
| Fee and commission income related parties transactions | 9 | 7 | 4 |
| Fee And Commission Expense Related Party Transactions | € 46 | € 55 | € 49 |