EARNINGS PER COMMON SHARE - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ 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	Mar. 31, 2022
Earnings Per Share [Abstract]
Net (loss) income	$ (9,755)	$ 108	$ (1,336)	$ (802)	$ 5,086	$ (1,189)	$ 8,003	$ 327	$ (11,785)	$ 12,227
Net Income Attributable to Non-controlling Interests	715	(698)	104	(631)	(740)	(73)	(448)	(38)	(510)	(1,299)
Net (Loss) Income Attributable to Air T, Inc. Stockholders	$ (9,040)	$ (590)	$ (1,232)	$ (1,433)	$ 4,346	$ (1,262)	$ 7,555	$ 289	$ (12,295)	$ 10,928
(Loss) income from operations per share:
Basic (in dollars per share)					$ 1.51	$ (0.44)	$ 2.60	$ 0.10	$ (4.32)	$ 3.79
Diluted (in dollars per share)									$ (4.32)	$ 3.78
Antidilutive shares excluded from computation of income (loss) per share from continuing operations (in shares)	5,000	5,000	4,000	7,000	0	11,000	0	0	5,000	0
Weighted Average Shares Outstanding:
Basic (in shares)									2,847,000	2,880,000
Diluted (in shares)									2,847,000	2,888,000