Equity Method Investments - Schedule of Investment Balances (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Mar. 31, 2025
Schedule of Equity Method Investments
Equity method investments	$ 19,900		$ 19,003
Net Loss Attributable to Air T, Inc. Stockholders	(1,636)	$ (335)
Total
Schedule of Equity Method Investments
Equity method investments	19,900		19,003
Net Loss Attributable to Air T, Inc. Stockholders	(19)	1,923
Equity method investment, distribution	1,127	2,559
Lendway
Schedule of Equity Method Investments
Equity method investments	858		729
Net Loss Attributable to Air T, Inc. Stockholders	123	(290)
Equity method investment, distribution	0	0
CCI
Schedule of Equity Method Investments
Equity method investments	3,860		3,889
Net Loss Attributable to Air T, Inc. Stockholders	(29)	674
Equity method investment, distribution	0	0
Contrail
Schedule of Equity Method Investments
Equity method investments	13,385		12,428
Net Loss Attributable to Air T, Inc. Stockholders	(251)	1,495
Equity method investment, distribution	829	1,626
Other
Schedule of Equity Method Investments
Equity method investments	1,797		$ 1,957
Net Loss Attributable to Air T, Inc. Stockholders	138	44
Equity method investment, distribution	$ 298	$ 933