Equity Method Investments - Summarized Unaudited Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2023	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022
Schedule of Equity Method Investments
Revenue	$ 63,756		$ 61,396		$ 214,154		$ 172,946
Operating (loss) income	(1,608)		135		(189)		1,147
Net income	(2,109)		108		(3,744)		(2,029)
Net Loss Attributable to Air T, Inc. Stockholders	$ (2,979)		$ (590)		$ (5,119)		$ (3,255)
Nonconsolidated investee
Schedule of Equity Method Investments
Revenue		$ 34,365		$ 37,532		$ 133,427		$ 111,522
Gross Profit		2,746		4,045		18,076		13,210
Operating (loss) income		(124)		13,382		9,100		17,172
Net income		2,050		13,375		10,439		16,180
Net Loss Attributable to Air T, Inc. Stockholders		$ 499		$ 2,183		$ 2,295		$ 2,926