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Note 6 - Other operating income and expenses (Tables) | 12 Months Ended
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Dec. 31, 2025
Note 6 - Other operating income and expenses |
Disclosure of detailed information about other operating income and expenses [text block] |
| Year ended December 31, |
| 2025 |  |  | 2024 |  |  | 2023 |
Other operating income |  |  |  |  |  |  |  |
Results from sundry assets | 7,127 |  |  | 10,529 |  |  | 10,960 |
Net rents | 4,188 |  |  | 4,417 |  |  | 4,702 |
Reclassification of currency translation adjustment reserve | - |  |  | - |  |  | 878 |
Bargain purchase gain | - |  |  | 2,212 |  |  | 3,162 |
Result on sale of Venezuela awards | - |  |  | - |  |  | 33,341 |
Other income | 12,474 |  |  | 43,492 |  |  | - |
| 23,789 |  |  | 60,650 |  |  | 53,043 |
Other operating expenses |  |  |  |  |  |  |  |
Contributions to welfare projects and non-profit organizations | (17,445 | ) |  | (17,657 | ) |  | (15,538 | )
Allowance for doubtful receivables | (631 | ) |  | (546 | ) |  | (107 | )
Provision for the ongoing litigation related to the acquisition of participation in Usiminas | (14,414 | ) |  | (107,215 | ) |  | - |
Other expense | - |  |  | - |  |  | (1,628 | )
| (32,490 | ) |  | (125,418 | ) |  | (17,273 | )
Other operating income and expenses, net | (8,701 | ) |  | (64,768 | ) |  | 35,770 |

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