Equity Method Investments - Schedule of Investment Balances (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Mar. 31, 2026
Schedule of Equity Method Investments
Equity method investments	$ 27,858		$ 26,068
Net loss attributable to Air T, Inc. stockholders	(15,809)	$ (1,636)
Total
Schedule of Equity Method Investments
Equity method investments	27,858		26,068
Net loss attributable to Air T, Inc. stockholders	3,132	(19)
Equity method investment, distribution	3,470	1,127
CAM
Schedule of Equity Method Investments
Equity method investments	4,502		10,322
Net loss attributable to Air T, Inc. stockholders	3,671	(251)
Equity method investment, distribution	1,934	829
BCAP
Schedule of Equity Method Investments
Equity method investments	14,628		10,909
Net loss attributable to Air T, Inc. stockholders	(330)	0
Equity method investment, distribution	1,190	0
Bloomia
Schedule of Equity Method Investments
Equity method investments	4,111		0
Net loss attributable to Air T, Inc. stockholders	(293)	123
CCI
Schedule of Equity Method Investments
Equity method investments	3,489		3,557
Net loss attributable to Air T, Inc. stockholders	(68)	(29)
Other equity method investments
Schedule of Equity Method Investments
Equity method investments	1,128		$ 1,280
Net loss attributable to Air T, Inc. stockholders	152	138
Equity method investment, distribution	$ 346	$ 298