v3.26.1
PROPERTY AND EQUIPMENT - Narrative (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
aircraft
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Property, Plant, and Equipment [Line Items]        
Depreciation and amortization $ 4,000 $ 4,600 $ 7,600 $ 13,300
Impairment on legacy fleet retirement $ 12,736 0 12,736 0
Hawker 400XP        
Property, Plant, and Equipment [Line Items]        
Number of aircraft retired | aircraft 9      
King Air 350i        
Property, Plant, and Equipment [Line Items]        
Number of aircraft retired | aircraft 21      
Software development costs        
Property, Plant, and Equipment [Line Items]        
Amortization $ 3,500 $ 4,200 $ 7,100 $ 11,000