Accrued liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Notes and other explanatory information [abstract] | ||
| Fuel and traffic accrued expenses | $ 92,965 | $ 81,235 |
| Maintenance and aircraft parts accrued expenses | 44,257 | 40,131 |
| Sales, marketing and distribution accrued expenses | 29,770 | 19,019 |
| Deferred revenue from “v.club” membership | 27,802 | 20,850 |
| Salaries and benefits | 27,670 | 24,295 |
| Accrued administrative expenses | 26,913 | 30,718 |
| Corsia accrued liability | 8,486 | 1,029 |
| Information and communication accrued expenses | 5,207 | 3,598 |
| Others | 2,475 | 144 |
| Maintenance deposits | 1,781 | 1,612 |
| Supplier services agreement | 1,432 | 761 |
| Benefits from suppliers | 431 | |
| Total current accrued liabilities | $ 269,189 | $ 223,392 |