Note 23 - Other liabilities - Actuarial Assumptions (Details) - Post-employment benefits |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Bottom of range [member] | Unfunded | ||
| Disclosure of defined benefit plans [line items] | ||
| Discount rate | 4.00% | 3.00% |
| Rate of compensation increase | 2.00% | 2.00% |
| Bottom of range [member] | Funded | ||
| Disclosure of defined benefit plans [line items] | ||
| Discount rate | 4.00% | 5.00% |
| Rate of compensation increase | 3.00% | 3.00% |
| Top of range [member] | Unfunded | ||
| Disclosure of defined benefit plans [line items] | ||
| Discount rate | 7.00% | 8.00% |
| Rate of compensation increase | 6.00% | 6.00% |
| Top of range [member] | Funded | ||
| Disclosure of defined benefit plans [line items] | ||
| Discount rate | 6.00% | 6.00% |
| Rate of compensation increase | 4.00% | 3.00% |