XML 222 R69.htm IDEA: XBRL DOCUMENT v3.25.4
Revenue from contract with customers - Summary of Changes in Contract Liabilities (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Air traffic liability    
Disclosure of changes in contact liabilities [line items]    
Balance at beginning of year $ 621,895 $ 611,856
Sales 4,121,670 3,843,468
Revenue recognition (3,240,883) (3,083,778)
Tax recognition (638,415) (587,551)
Reimbursements (97,307) (119,844)
Interline tickets (25,012) (35,485)
Other (4,332) (6,771)
Balance at end of year 737,616 621,895
Frequent flyer liability    
Disclosure of changes in contact liabilities [line items]    
Balance at beginning of year 132,065 124,816
Deferred of revenue 91,598 79,892
Revenue recognition (68,078) (72,643)
Balance at end of year 155,585 132,065
Current 74,216 59,449
Non-current $ 81,369 $ 72,616