v3.25.2
AIRCRAFT - Additional Information (Details)
$ in Thousands
6 Months Ended
Jul. 01, 2025
aircraft
Jun. 30, 2025
USD ($)
aircraft
stockholder
Jun. 30, 2024
aircraft
Dec. 31, 2024
aircraft
Dec. 31, 2023
aircraft
Jun. 30, 2023
aircraft
AIRCRAFT - Owned and Leased            
Number of aircraft   69 63 63 60  
Expiry terms aircraft | stockholder   1        
Retired aircraft | stockholder   1        
Expiration period   4 years        
Interest costs capitalized | $   $ 4,697        
Additions   7 3      
Number of aircraft of finance lease     2      
Reclassifications   0 0      
Number of aircraft owned and refinanced   37        
Other Income            
AIRCRAFT - Owned and Leased            
Revenue from maintenance rights asset | $   $ 2,716        
Revolving Credit Facility            
AIRCRAFT - Owned and Leased            
Maximum borrowing capacity | $   $ 75,000        
Boeing 737-800            
AIRCRAFT - Owned and Leased            
Number of aircraft   64        
B-737-900            
AIRCRAFT - Owned and Leased            
Number of aircraft   5        
Passenger            
AIRCRAFT - Owned and Leased            
Number of aircraft   45 44 45 42  
Number of aircrafts financed   31        
Number of aircrafts unencumbered   1        
Number of aircrafts to support revolving credit facility   5        
Additions   0 2      
Reclassifications   1 0      
Passenger | Owned            
AIRCRAFT - Owned and Leased            
Number of aircraft   34 31 34 29  
Additions   0 1      
Reclassifications   1 1      
Other Property | Subleased Aircraft            
AIRCRAFT - Owned and Leased            
Number of aircraft   2 2 2 1  
Additions   0 1      
Reclassifications   0 0      
Other Property | Owned Aircraft Held for Operating Lease            
AIRCRAFT - Owned and Leased            
Number of aircraft     5   5  
Number of aircraft with expiring lease term   3        
Additions     0      
Reclassifications     0      
Property, Plant and Equipment, Number of Aircraft Leased   1        
Other Property | Owned Aircraft Held for Operating Lease            
AIRCRAFT - Owned and Leased            
Number of aircraft   3   4   5
Additions   0        
Reclassifications   (1)        
Cargo | Aircrafts Operated For Amazon            
AIRCRAFT - Owned and Leased            
Number of aircraft   19 12 12 12  
Number of additional aircrafts   7        
Number of aircrafts in-service   3        
Additions   7 0      
Reclassifications   0 0      
Cargo | Aircrafts Operated For Amazon | Subsequent Event            
AIRCRAFT - Owned and Leased            
Number of aircrafts in-service 5          
Aircraft received 8