XML 51 R38.htm IDEA: XBRL DOCUMENT v3.23.4
Organization and Operations - Additional Information (Detail)
 1 Months Ended 6 Months Ended 12 Months Ended 24 Months Ended
Jan. 11, 2024
USD ($)
AirCraft
Dec. 31, 2023
USD ($)
Dec. 01, 2023
USD ($)
Engine
Oct. 01, 2023
USD ($)
AirCraft
Engine
Jan. 13, 2023
shares
Dec. 20, 2019
AirCraft
Nov. 30, 2023
USD ($)
Sep. 30, 2023
USD ($)
DailyDeparture
State
AirCraft
shares
May 31, 2023
AirCraft
Dec. 31, 2022
USD ($)
AirCraft
Aug. 31, 2022
AirCraft
Mar. 31, 2024
USD ($)
AirCraft
Sep. 30, 2023
USD ($)
DailyDeparture
AirCraft
State
City
Employee
shares
Sep. 30, 2022
USD ($)
shares
Sep. 30, 2021
USD ($)
Dec. 31, 2024
USD ($)
Sep. 06, 2023
USD ($)
Jun. 30, 2023
USD ($)
Dec. 27, 2022
USD ($)
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of states in which entity operates | State               36         36            
Number of aircrafts operated | AirCraft                         120            
Reduction in loan amount                         $ 5,000,000            
Number of cities in which entity operates | City                         86            
Number of daily departures | DailyDeparture               296         296            
Number of employees | Employee                         2,303            
Net cash (used in) provided by operating activities                         $ (24,091,000) $ 13,362,000 $ 132,871,000        
Net (loss) income                         (120,116,000) (182,678,000) 16,588,000        
Non-cash impairment charge                         50,600,000 62,100,000 0        
Loan forgiven                         $ (1,505,000) $ (397,000) 950,000        
Common stock, shares issued | shares               40,940,326         40,940,326 36,376,897          
Consideration for amended description                         Additionally, in January 2023, in consideration for entering in the Amended and Restated United CPA and providing the revolving line of credit, discussed in Note 10, the Company (i) granted United the right to designate one individual to the Company's board of directors (the "United Designee"), which occurred effective May 2, 2023 with the appointment of Jonathan Ireland and (ii) issued to United 4,042,061 shares of the Company’s common stock equal to approximately 10% of the Company’s issued and outstanding capital stock on such date (the "United Shares"). United's board designee rights will terminate at such time as United's equity ownership in the Company falls below five percent (5%) of the Company's issued and outstanding stock.            
Additional revenue and liquidity                           $ 10,400,000          
Elimination in financing lease payments                         $ 15,100,000 2,500,000          
United capacity purchase agreement termination notice period                         30 days            
Current portion of long-term debt               $ 163,550,000         $ 163,550,000 97,218,000       $ 154,971,000  
Gain on sale of assets                         7,162,000 4,723,000 $ (78,000)        
Long-term debt and finance leases, excluding current portion               364,728,000         364,728,000 $ 502,517,000       411,311,000  
EDC Loan and MHIRJ Junior Note [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Gross proceeds from sale of asset                         27,200,000            
Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of surplus engines to be sold | Engine     12 12                              
Number of aircraft sold | AirCraft 4                                    
Additional revenue and liquidity $ 63,500,000                                    
Gross proceeds from sale of asset     $ 56,000,000 $ 56,000,000                              
Payment of debt and liquidity to fund operations and current debt obligations     $ 40,000,000 $ 40,000,000                              
Revolving Credit Facility [Member] | Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Repayments of long term debt 2,100,000                                    
United Line of Credit [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Revolving loan               $ 25,500,000         25,500,000            
Additional prepayment with potential forgiveness                         15,000,000            
Debt reduction amount                         $ 7,900,000            
Percentage of controllable completion factor                         99.30%            
United Line of Credit [Member] | Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Additional prepayment with potential forgiveness             $ 9,000,000                        
United Capacity Purchase Agreement [Member] | Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Repayments of long term debt 10,500,000                                    
Additional revenue and liquidity $ 63,500,000                                    
United Capacity Purchase Agreement [Member] | Revolving Credit Facility [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Revolving loan                                     $ 10,500,000
Revolving commitments                                     $ 30,700,000
Correction of Error [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Current portion of long-term debt                                   30,600,000  
Factual balance sheet misstatement associated with certain debt covenant                                   $ 30,600,000  
Maximum [Member] | Revolving Credit Facility [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Revolving commitments                                 $ 50,700,000    
Maximum [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts operated | AirCraft                         80            
Minimum [Member] | Revolving Credit Facility [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Revolving commitments                                 $ 30,700,000    
RASPRO Aircraft Lease Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft lease terminated | AirCraft                   15                  
Buyout pricing                   $ 25,000,000                  
Purchase Agreement [Member] | Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of engines to be sold | Engine       23                              
Gross proceeds from sale of asset       $ 11,500,000                              
CRJ-900 Aircraft [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft sold | AirCraft                         7            
Number of aircraft to be sold | AirCraft                         11            
CRJ-900 Aircraft [Member] | Subsequent Event | EDC Loan and MHIRJ Junior Note [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Proceeds from sale of asset       600,000                              
Repayments of long term debt       4,200,000                              
Loan forgiven       $ 5,000,000                              
CRJ-900 Aircraft [Member] | UST Loan [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Proceeds from sale of asset                         $ 1,500,000            
Gross proceeds from sale of asset                         $ 21,000,000            
CRJ-900 Aircraft [Member] | UST Loan [Member] | Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft sold | AirCraft       4                              
Proceeds from sale of asset       $ 6,500,000                              
Gross proceeds from sale of asset       $ 12,000,000                              
CRJ-900 Aircraft [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts operated | AirCraft               24         26            
Maximum number of aircraft to be operated | AirCraft                         38            
CRJ-900 Aircraft [Member] | Scenario Forecast [Member] | EDC Loan and MHIRJ Junior Note [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Repayments of long term debt   $ 4,200,000                                  
Loan forgiven   $ 5,000,000                                  
CRJ-900 Aircraft [Member] | Scenario Forecast [Member] | Export Development Bank of Canada Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Maximum liquidity provided                               $ 14,000,000      
E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts operated | AirCraft                         54            
Number of aircrafts to be removed | AirCraft                         18            
Boeing 737400F [Member] | DHL Flight Services Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts operated | AirCraft           4                          
Aircraft lease term           5 years                          
Number of aircraft leased | AirCraft           2                          
Notice period for termination of agreement                         At any time after the first anniversary of the commencement date of the first aircraft placed in service with 90 days' written notice.            
Aircraft option to extend agreement description                         DHL has the option to extend the agreement with respect to one or more aircraft for a period of one year with 90 days’ advance written notice.            
Boeing737800 F [Member] | DHL Flight Services Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft leased | AirCraft           1                          
Captains [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Percentage of increased overall hourly pay due to pilot shortage and attrition               118.00%         118.00%            
New Hire First Officers [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Percentage of increased overall hourly pay due to pilot shortage and attrition               172.00%         172.00%            
United [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Common stock, shares issued | shares         4,042,061                            
Common Stock Issued Equivalent Percentage Of Issued And Outstanding Capital Stock         10.00%                            
Percentage of controllable completion factor                         99.30%            
United [Member] | United Capacity Purchase Agreement [Member] | Revolving Credit Facility [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Additional prepayment with potential forgiveness                         $ 15,000,000            
United [Member] | CRJ-700 Aircraft [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts listed for sale | AirCraft                     18                
Number of aircraft lease terminated | AirCraft                     18                
Aircraft lease term                         9 years            
United [Member] | E175LL Aircraft [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft leased | AirCraft                         20            
Notice period for termination of agreement                         United, subject to certain conditions, including the payment of certain costs tied to aircraft type, may terminate the agreement in its discretion, or remove E-175 aircraft from service, by giving us notice of 90 days or more; and            
United [Member] | E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts operated | AirCraft                         42            
Lease expiration year                         2028            
Number of aircrafts owned | AirCraft                         18            
Notice period for termination of agreement                         United, subject to certain conditions, including the payment of certain costs tied to aircraft type, to terminate the agreement in its discretion, or remove aircraft from service, by giving us notice of 90 days or more            
United [Member] | E-175 Aircraft [Member] | Maximum [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Lease expiration year                         2028            
United [Member] | E-175 Aircraft [Member] | Minimum [Member] | United Capacity Purchase Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Lease expiration year                         2024            
American Airlines Inc. [Member] | EDC Loan and MHIRJ Junior Note [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft held for sale | AirCraft                 7                    
Number of aircraft sold | AirCraft                         3            
American Airlines Inc. [Member] | Subsequent Event | EDC Loan and MHIRJ Junior Note [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft sold | AirCraft       4                              
American Airlines Inc. [Member] | CRJ-900 Aircraft [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of surplus aircraft to be sold | AirCraft                         7            
Number of surplus aircraft sold | AirCraft                         3            
Proceeds from sale of asset                         $ 2,400,000            
Gross proceeds from sale of asset                         29,700,000            
American Airlines Inc. [Member] | CRJ-900 Aircraft [Member] | Subsequent Event                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircraft sold | AirCraft       4                              
Proceeds from sale of asset       $ 5,700,000                              
Gross proceeds from sale of asset       $ 41,500,000                              
Impact Of Pilot Shortage and Attrition [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Net cash (used in) provided by operating activities                         24,100,000            
Net (loss) income                         (120,100,000)            
Non-cash impairment charge                         54,300,000            
Impact Of Pilot Shortage and Attrition [Member] | Export Development Bank of Canada Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Principal contingent amount upon repayment                         $ 4,200,000            
Impact Of Pilot Shortage and Attrition [Member] | RASPRO Aircraft Lease Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of aircrafts operated | AirCraft                         15            
Impact Of Pilot Shortage and Attrition [Member] | Scenario Forecast [Member] | RASPRO Aircraft Lease Agreement [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Net cash from aircraft and equipment purchase agreement                       $ (12,100,000)              
Buyout price                       $ 50,300,000              
Impact Of Pilot Shortage and Attrition [Member] | Scenario Forecast [Member] | RASPRO Aircraft Lease Agreement One [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of engines | AirCraft                       30              
Buyout pricing                       $ 19,500,000              
Impact Of Pilot Shortage and Attrition [Member] | Scenario Forecast [Member] | RASPRO Aircraft Lease Agreement Two [Member]                                      
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                      
Number of airframes without engines | AirCraft                       15              
Buyout pricing                       $ 18,800,000