v3.26.1
Financing Arrangements - Schedule of Interest Expense, Net (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Debt Instrument [Line Items]      
Interest expense $ 5,673 $ 2,314 $ 3,359
Rex      
Debt Instrument [Line Items]      
Interest expense 1,428 0 1,428
ATA 25.1 (Rex's parent entity)      
Debt Instrument [Line Items]      
Interest expense 1,192 0 1,192
Air T Funding Trust Preferred Securities      
Debt Instrument [Line Items]      
Interest expense 1,372 711 661
AAM 24-1      
Debt Instrument [Line Items]      
Interest expense 1,021 699 322
Other      
Debt Instrument [Line Items]      
Interest expense 59 14 45
Alerus Loan Parties      
Debt Instrument [Line Items]      
Interest expense 371 371 0
Wolfe Lake      
Debt Instrument [Line Items]      
Interest expense 82 83 (1)
MAC      
Debt Instrument [Line Items]      
Interest expense 13 38 (25)
Contrail      
Debt Instrument [Line Items]      
Interest expense 231 309 (78)
ATA 22.1 Debt      
Debt Instrument [Line Items]      
Interest expense $ (96) $ 89 $ (185)