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Revenue Recognition - Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disaggregation of Revenue [Line Items]      
Air traffic liability $ 363,328 $ 370,915  
Contract with Customer, Liability, Forward Bookings 319,800    
Contract with Customer, Liability, Credit Voucher Bookings $ 43,500    
Revenue from Contract with Customer, Duration 12 months    
Revenues $ 2,606,579 2,512,589 $ 2,509,857
Third Party Product Revenue      
Disaggregation of Revenue [Line Items]      
Revenues $ 82,800 $ 86,500 $ 65,400