v3.26.1
Other liabilities (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Other liabilities, beginning balance $ 396,132 $ 288,708
Increase (decrease) in other liabilities 202,560 173,086
Payments of other liabilities (217,874) (65,662)
Other liabilities, ending balance 380,818 396,132
Other current liabilities 143,187 62,800
Other non-current liabilities 237,631 333,332
Aircraft And Engine Lease Return Obligation [Member]    
IfrsStatementLineItems [Line Items]    
Other liabilities, beginning balance 377,377 287,208
Increase (decrease) in other liabilities 199,974 154,463
Payments of other liabilities (199,075) (64,294)
Other liabilities, ending balance 378,276 377,377
Employee Profit Sharing [Member]    
IfrsStatementLineItems [Line Items]    
Other liabilities, beginning balance 18,755 1,500
Increase (decrease) in other liabilities 905 18,623
Payments of other liabilities (18,778) (1,368)
Other liabilities, ending balance 882 18,755
Frequent Flyer Program Liability [Member]    
IfrsStatementLineItems [Line Items]    
Other liabilities, beginning balance  
Increase (decrease) in other liabilities 1,681  
Payments of other liabilities (21)  
Other liabilities, ending balance $ 1,660