v3.26.1
FINANCING ARRANGEMENTS - Schedule of Long-term Debt (Details)
$ in Thousands, $ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2026
USD ($)
Mar. 31, 2026
USD ($)
Mar. 31, 2026
AUD ($)
Dec. 18, 2025
USD ($)
Mar. 31, 2025
USD ($)
Debt Instrument          
Long-term debt gross $ 210,553 $ 210,553     $ 110,704
Unamortized Premiums and Debt Issuance Costs (2,357) (2,357)     (379)
Total Debt, net 208,196 208,196     110,325
Unsecured Debt | Revolving Credit Facility          
Debt Instrument          
Long-term debt gross 19,765 19,765     15,877
Notes payable          
Debt Instrument          
Proceeds from issuance of debt 1,600 2,000      
Contrail Debt | Unsecured Debt          
Debt Instrument          
Long-term debt gross 8,181 8,181     11,877
Wolfe Lake Debt | Notes payable          
Debt Instrument          
Long-term debt gross 8,778 8,778     9,059
ATA 22.1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross 7,840 7,840     5,880
WASI Debt | Notes payable          
Debt Instrument          
Long-term debt gross 0 0     398
AAM 24-1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross 60,000 60,000     30,000
MAC Debt | Notes payable          
Debt Instrument          
Long-term debt gross 2,157 2,157     2,271
Rex Debt | Notes payable          
Debt Instrument          
Long-term debt gross 23,842 23,842     0
ATA 25.1 | Notes payable          
Debt Instrument          
Long-term debt gross 41,271 41,271     0
Revolver - Alerus | Alerus Loan Parties Debt | Unsecured Debt | Revolving Credit Facility          
Debt Instrument          
Long-term debt gross $ 10,545 $ 10,545     6,050
Interest rate stated percentage (as a percentage) 5.00% 5.00%      
Basis spread on variable rate (as a percentage)   1.90% 1.90%    
Unused commitments $ 9,455 $ 9,455      
Revolver - Alerus | Contrail Debt | Unsecured Debt          
Debt Instrument          
Long-term debt gross 8,181 $ 8,181     0
Basis spread on variable rate (as a percentage)   3.11% 3.11%    
Unused commitments 6,819 $ 6,819      
Overline Note - Alerus | Alerus Loan Parties Debt | Unsecured Debt | Revolving Credit Facility          
Debt Instrument          
Long-term debt gross $ 0 $ 0     0
Interest rate stated percentage (as a percentage) 5.00% 5.00%      
Basis spread on variable rate (as a percentage)   2.00% 2.00%    
Unused commitments $ 0 $ 0      
Term Note A - Alerus | Alerus Loan Parties Debt | Unsecured Debt | Revolving Credit Facility          
Debt Instrument          
Long-term debt gross 8,295 $ 8,295     9,827
Basis spread on variable rate (as a percentage)   2.00% 2.00%    
Term Note C - Alerus | Alerus Loan Parties Debt | Unsecured Debt | Revolving Credit Facility          
Debt Instrument          
Long-term debt gross $ 925 $ 925     0
Interest rate stated percentage (as a percentage) 5.00% 5.00%      
Basis spread on variable rate (as a percentage)   2.25% 2.25%    
Revolver - ONB | Contrail Debt | Unsecured Debt          
Debt Instrument          
Long-term debt gross $ 0 $ 0     3,127
Basis spread on variable rate (as a percentage)   3.56% 3.56%    
Unused commitments 0 $ 0      
Term Note J - ONB | Contrail Debt | Unsecured Debt          
Debt Instrument          
Long-term debt gross 0 $ 0     8,750
Basis spread on variable rate (as a percentage)   3.86% 3.86%    
Term Loan - Bridgewater | Wolfe Lake Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 8,778 $ 8,778     9,059
Interest rate stated percentage (as a percentage) 3.65% 3.65%      
Term Loan - Bridgewater | ATA 22.1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 0 $ 0     3,500
Interest rate stated percentage (as a percentage) 4.00% 4.00%      
Term Loan - Alerus | ATA 22.1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 6,000 $ 6,000     0
Interest rate stated percentage (as a percentage) 5.00% 5.00%      
Basis spread on variable rate (as a percentage)   1.90% 1.90%    
Term Loan A - ING | ATA 22.1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 690 $ 690     1,298
Interest rate stated percentage (as a percentage) 3.50% 3.50%      
Term Loan B - ING | ATA 22.1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 1,150 $ 1,150     1,082
Interest rate stated percentage (as a percentage) 4.00% 4.00%      
Promissory Note - Seller's Note | WASI Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 0 $ 0     398
Interest rate stated percentage (as a percentage) 6.00% 6.00%      
Promissory Notes - Institutional Investors | AAM 24-1 Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 60,000 $ 60,000     30,000
Interest rate stated percentage (as a percentage) 8.50% 8.50%      
Term Loan - Bank of America, N.A. | MAC Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 2,157 $ 2,157     2,271
Term Loan - Bank of America, N.A. | MAC Debt | Notes payable | Minimum          
Debt Instrument          
Basis spread on variable rate (as a percentage)   0.11% 0.11%    
Term Loan - Bank of America, N.A. | MAC Debt | Notes payable | Maximum          
Debt Instrument          
Basis spread on variable rate (as a percentage)   1.75% 1.75%    
Term Loan - Commonwealth          
Debt Instrument          
Proceeds from issuance of debt   $ 73,800 $ 107.8    
Term Loan - Commonwealth | Rex Debt          
Debt Instrument          
Long-term debt gross       $ 22,200  
Interest rate stated percentage (as a percentage)       2.00%  
Term Loan - Commonwealth | Rex Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 23,842 $ 23,842     0
Interest rate stated percentage (as a percentage) 0.00% 0.00%      
Line of Credit - Commonwealth | Rex Debt | Notes payable          
Debt Instrument          
Long-term debt gross $ 0 $ 0     0
Interest rate stated percentage (as a percentage) 12.00% 12.00%      
Unused commitments $ 41,070 $ 41,070      
Term Note - Institutional Investors | ATA 25.1 | Notes payable          
Debt Instrument          
Long-term debt gross $ 41,271 $ 41,271     0
Interest rate stated percentage (as a percentage) 11.50% 11.50%      
Parent Company | Unsecured Debt          
Debt Instrument          
Long-term debt gross $ 38,719 $ 38,719     35,342
Parent Company | Debt - Air T Funding Trust Preferred Securities | Unsecured Debt          
Debt Instrument          
Long-term debt gross $ 38,719 $ 38,719     $ 35,342
Interest rate stated percentage (as a percentage) 8.00% 8.00%      
Subsidiaries          
Debt Instrument          
Proceeds from issuance of debt   $ 13,000