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Accounts and Transactions with Related Parties - Summary of Related Party Transactions (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Petroleos delta, S. A. [member] | Purchase of jet fuel [member]      
Disclosure of transactions between related parties [line items]      
Related party $ 102,702 $ 376,765 $ 398,733
ASSA compania de seguros, S. A. [member] | Insurance [member]      
Disclosure of transactions between related parties [line items]      
Related party 7,147 11,215 9,735
Desarrollo inmobiliario del este, S. A. [member] | Property leasing [member]      
Disclosure of transactions between related parties [line items]      
Related party 3,301 4,017 3,838
Profuturo administradora de fondos de pension y cesantia [member] | Payments [member]      
Disclosure of transactions between related parties [line items]      
Related party 2,839 5,145 4,716
Motta International [member] | Purchase [member]      
Disclosure of transactions between related parties [line items]      
Related party 550 1,854 1,585
Cable Onda, S. A. [member] | Communications [member]      
Disclosure of transactions between related parties [line items]      
Related party 703 1,396 1,687
GBM International, Inc. [member] | Technological support [member]      
Disclosure of transactions between related parties [line items]      
Related party 146 240 231
Galindo, arias and lopez [member] | Legal services [member]      
Disclosure of transactions between related parties [line items]      
Related party 236 309 490
Global Brands Panama, S. A. [member] | Purchase [member]      
Disclosure of transactions between related parties [line items]      
Related party 31 108 55
Panama air cargo terminal [member] | Handling [member]      
Disclosure of transactions between related parties [line items]      
Related party 2,037 3,522 5,849
Televisora Nacional, S.A. [member] | Communications [member]      
Disclosure of transactions between related parties [line items]      
Related party 13 0 0
Banco general, S. A. [member] | Interest income [member]      
Disclosure of transactions between related parties [line items]      
Related party $ (2,657) $ (4,181) $ (3,781)