v3.26.1
Financing Arrangements - Schedule of Long-term Debt (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Debt Instrument [Line Items]    
Long-term debt, gross $ 248,760 $ 210,553
Unamortized Premiums and Debt Issuance Costs (2,424) (2,357)
Total Debt, net 246,336 208,196
Proceeds from issuance of debt 2,000  
Unsecured debt | Contrail Debt    
Debt Instrument [Line Items]    
Long-term debt, gross 15,683 8,181
Unsecured debt | Revolving Credit Facility    
Debt Instrument [Line Items]    
Long-term debt, gross 22,254 19,765
Notes payable | Wolfe Lake    
Debt Instrument [Line Items]    
Long-term debt, gross 8,706 8,778
Notes payable | ATA 22.1 Debt    
Debt Instrument [Line Items]    
Long-term debt, gross 7,654 7,840
Notes payable | AAM 24-1    
Debt Instrument [Line Items]    
Long-term debt, gross 75,000 60,000
Notes payable | MAC Debt    
Debt Instrument [Line Items]    
Long-term debt, gross 2,128 2,157
Notes payable | Rex    
Debt Instrument [Line Items]    
Long-term debt, gross 36,499 23,842
Revolver - Alerus | Unsecured debt | Contrail Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 11,601 8,181
Basis spread on variable rate (as a percentage) 3.11%  
Unused commitments $ 3,399  
Revolver - Alerus | Unsecured debt | Revolving Credit Facility | Alerus Loan Parties    
Debt Instrument [Line Items]    
Long-term debt, gross $ 10,654 10,545
Interest rate stated percentage (as a percentage) 5.00%  
Basis spread on variable rate (as a percentage) 1.90%  
Unused commitments $ 9,346  
Overline Note - Alerus | Unsecured debt | Revolving Credit Facility | Alerus Loan Parties    
Debt Instrument [Line Items]    
Long-term debt, gross $ 2,800 0
Interest rate stated percentage (as a percentage) 5.00%  
Basis spread on variable rate (as a percentage) 2.50%  
Unused commitments $ 0  
Term Note A - Alerus | Unsecured debt | Revolving Credit Facility | Alerus Loan Parties    
Debt Instrument [Line Items]    
Long-term debt, gross $ 7,912 8,295
Interest rate stated percentage (as a percentage)  
Basis spread on variable rate (as a percentage) 2.00%  
Term Note C - Alerus | Unsecured debt | Revolving Credit Facility | Alerus Loan Parties    
Debt Instrument [Line Items]    
Long-term debt, gross $ 888 925
Interest rate stated percentage (as a percentage) 5.00%  
Basis spread on variable rate (as a percentage) 2.25%  
Term Loan - OCAS II | Unsecured debt | Contrail Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 3,535 0
Basis spread on variable rate (as a percentage) 2.50%  
Unused commitments  
Term Loan - OCAS I | Unsecured debt | Contrail Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 547 0
Basis spread on variable rate (as a percentage) 2.50%  
Term Loan - Bridgewater | Notes payable | Wolfe Lake    
Debt Instrument [Line Items]    
Long-term debt, gross $ 8,706 8,778
Interest rate stated percentage (as a percentage) 3.65%  
Term Loan - Alerus | Notes payable | ATA 22.1 Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 6,000 6,000
Interest rate stated percentage (as a percentage) 5.00%  
Basis spread on variable rate (as a percentage) 1.90%  
Term Loan A - ING | Notes payable | ATA 22.1 Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 513 690
Interest rate stated percentage (as a percentage) 3.50%  
Term Loan B - ING | Notes payable | ATA 22.1 Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 1,141 1,150
Interest rate stated percentage (as a percentage) 4.00%  
Promissory Notes - Institutional Investors | Notes payable | AAM 24-1    
Debt Instrument [Line Items]    
Long-term debt, gross $ 75,000 60,000
Interest rate stated percentage (as a percentage) 8.50%  
Term Loan - Bank of America, N.A. | Notes payable | MAC Debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 2,128 2,157
Term Loan - Bank of America, N.A. | Notes payable | MAC Debt | Maximum    
Debt Instrument [Line Items]    
Basis spread on variable rate (as a percentage) 1.75%  
Term Loan - Bank of America, N.A. | Notes payable | MAC Debt | Minimum    
Debt Instrument [Line Items]    
Basis spread on variable rate (as a percentage) 0.11%  
Term Loan - Commonwealth | Notes payable | Rex    
Debt Instrument [Line Items]    
Long-term debt, gross $ 24,899 23,842
Interest rate stated percentage (as a percentage) 0.00%  
Line of Credit - Commonwealth | Notes payable | Rex    
Debt Instrument [Line Items]    
Long-term debt, gross $ 11,600 0
Interest rate stated percentage (as a percentage) 12.00%  
Unused commitments $ 29,614  
Term Note - Institutional Investors | Notes payable | Air T Acquisition 25.1, LLC    
Debt Instrument [Line Items]    
Long-term debt, gross $ 41,301 41,271
Interest rate stated percentage (as a percentage) 11.50%  
Parent company | Unsecured debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 39,535 38,719
Parent company | Debt - Air T Funding Trust Preferred Securities | Unsecured debt    
Debt Instrument [Line Items]    
Long-term debt, gross $ 39,535 $ 38,719
Interest rate stated percentage (as a percentage) 8.00%  
Subsidiaries    
Debt Instrument [Line Items]    
Proceeds from issuance of debt $ 13,000