Quarterly report pursuant to Section 13 or 15(d)

Description of Business and Summary of Significant Accounting Policies - Narrative (Details)

v3.24.3
Description of Business and Summary of Significant Accounting Policies - Narrative (Details)
$ in Thousands
1 Months Ended 2 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
May 02, 2024
USD ($)
aircraft
Sep. 30, 2024
USD ($)
aircraft
Sep. 30, 2024
USD ($)
Jun. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
Finite-Lived Intangible Assets [Line Items]                
Held-to-maturity securities balance   $ 116,310 $ 116,310     $ 116,310   $ 138,264
Market value of held-to-maturity securities   $ 116,509 116,509     116,509   $ 138,285
Aircraft purchase price           26,292 $ 2,085  
Depreciation and amortization     815   $ 302 $ 2,003 802  
Scheduled aircraft maintenance and repairs, amortization interval (or more)           2 years    
Impairment of intangible assets       $ 5,759   $ 5,759 $ 0  
Medical                
Finite-Lived Intangible Assets [Line Items]                
Number of aircrafts acquired | aircraft   3            
Aircraft purchase price           7,388    
Air Transportation Rights                
Finite-Lived Intangible Assets [Line Items]                
Indefinite-lived intangible assets   $ 3,745 $ 3,745     $ 3,745    
M&N Equipment, LLC                
Finite-Lived Intangible Assets [Line Items]                
Number of aircrafts acquired | aircraft 7              
Consideration transferred, gross $ 17,621              
Consideration transferred from existing prepayments 9,269              
Cash consideration $ 5,489              
Operating Expense | Supplier Concentration Risk | Vendor one                
Finite-Lived Intangible Assets [Line Items]                
Concentration risk, percentage     12.00%   14.00% 11.00% 12.00%  
Operating Expense | Supplier Concentration Risk | Vendor two                
Finite-Lived Intangible Assets [Line Items]                
Concentration risk, percentage         12.00%   11.00%  
Accounts Payable | Supplier Concentration Risk | Vendor one                
Finite-Lived Intangible Assets [Line Items]                
Concentration risk, percentage           12.00%   17.00%
Accounts Payable | Supplier Concentration Risk | Vendor two                
Finite-Lived Intangible Assets [Line Items]                
Concentration risk, percentage               10.00%
Software development                
Finite-Lived Intangible Assets [Line Items]                
Finite-lived intangible asset, useful life   3 years 3 years     3 years