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Guarantee deposits (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Jan. 01, 2021
 [1]
Current assets:      
Credit letters deposits $ 44,609 $ 54,767  
Aircraft maintenance deposits paid to lessors (Note 1j) 16,767 21,127  
Deposits for rental of flight equipment 1,583 1,687  
Other guarantee deposits 1,398 1,409  
Total current guarantee deposits 64,357 78,990 [1] $ 57,245
Non-current assets:      
Aircraft maintenance deposits paid to lessors 424,347 404,237  
Deposits for rental of flight equipment 56,049 50,007  
Other guarantee deposits 3,482 1,128  
Total non-current guarantee deposits 483,878 455,372 [1] $ 422,320
Total guarantee deposits $ 548,235 $ 534,362  
[1] The comparative Consolidated financial statements have been re-presented from Mexican peso to U.S. dollar to reflect the Company’s change in presentation currency.