XML 238 R85.htm IDEA: XBRL DOCUMENT v3.25.4
Leases - Additional Information (Detail)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
aircraft
Dec. 31, 2024
USD ($)
aircraft
Dec. 31, 2023
aircraft
Disclosure of finance and operating lease by lessee [Line Items]      
Average duration of long-term lease agreement 16 years    
Non-cash derecognition   $ 20,271  
Lease liabilities including provision of dismantling amounts $ 347,100 351,900  
Cash outflow for leases $ 76,100 $ 77,100  
Weighted average incremental borrowing rate 5.20% 5.20%  
Dismantling provision, remaining capacity   $ 4,200  
Aircraft      
Disclosure of finance and operating lease by lessee [Line Items]      
Non-cash derecognition   $ 20,271  
Boeing 737-800 BCF      
Disclosure of finance and operating lease by lessee [Line Items]      
Number of new aircrafts leased | aircraft 1    
Boeing 737-800 NG      
Disclosure of finance and operating lease by lessee [Line Items]      
Number of new aircrafts purchased | aircraft   4  
B-737 Max 9      
Disclosure of finance and operating lease by lessee [Line Items]      
Number of new aircrafts leased | aircraft     1