Note 24 Provisions for taxes, legal contingencies and other provisions changes over the year (Details) - EUR (€) € in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Changes over the year of provisions for taxes, legal contingencies and other provisions [Line Items] | |||
| Provisions for taxes legal contingents and other provisions | € 1,220 | € 1,148 | € 1,065 |
| Additions of provisions for taxes legal contingents and other provisions | 367 | 370 | 651 |
| Acquisition of subsidiaries of provisions for taxes legal contingents and other provisions | 0 | 0 | 0 |
| Unused amounts reversed during the year of provisions for taxes legal contingents and other provisions | (108) | (92) | (385) |
| Amount used and other variations of provisions for taxes legal contingents and other provisions | (381) | (206) | (183) |
| Provisions for taxes legal contingents and other provisions | € 1,098 | € 1,220 | € 1,148 |