Guarantees, commitments and risks - Guarantees (Details) - EUR (€) € in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Guarantees, commitments and risks | ||
| Guarantees | € 8,801 | € 9,652 |
| Joint ventures | ||
| Guarantees, commitments and risks | ||
| Guarantees | 1,473 | 165 |
| Associates | ||
| Guarantees, commitments and risks | ||
| Guarantees | 6,694 | 9,063 |
| Others | ||
| Guarantees, commitments and risks | ||
| Guarantees | € 634 | € 424 |