EQUITY METHOD INVESTMENTS - Schedule of Equity Method Investments (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments
Revenue	$ 74,377	$ 61,396	$ 60,688	$ 50,862	$ 51,438	$ 45,433	$ 43,238	$ 36,968	$ 247,323		$ 177,077
Operating income (loss)									(4,407)		8,755
Net (loss) income	(9,755)	108	(1,336)	(802)	5,086	(1,189)	8,003	327	(11,785)		12,227
Net income (loss) attributable to Air T, Inc. stockholders	$ (9,040)	$ (590)	(1,232)	$ (1,433)	$ 4,346	$ (1,262)	$ 7,555	$ 289	$ (12,295)		$ 10,928
Insignia
Schedule of Equity Method Investments
Net (loss) income			$ 11,800
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Schedule of Equity Method Investments
Revenue										$ 146,399		$ 115,051
Gross Profit										20,668		5,642
Operating income (loss)										16,631		(9,627)
Net (loss) income										14,256		(7,473)
Net income (loss) attributable to Air T, Inc. stockholders										$ 2,473		$ (815)