Net Earnings (Loss) Per Share - Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Net Income (Loss)	$ 108	$ (1,189)	$ (2,029)	$ 7,141
Net income attributable to non-controlling interests	(698)	(73)	(1,226)	(559)
Net (Loss) Income Attributable to Air T, Inc. Stockholders	$ (590)	$ (1,262)	$ (3,255)	$ 6,582
(Loss) Income per share:
Basic (in dollars per share)	$ (0.21)	$ (0.44)	$ (1.14)	$ 2.28
Diluted (in dollars per share)	$ (0.21)	$ (0.44)	$ (1.14)	$ 2.28
Antidilutive shares excluded from computation of income (loss) (in shares)	5	11	5	0
Weighted Average Shares Outstanding:
Basic (in shares)	2,836	2,882	2,855	2,882
Diluted (in shares)	2,836	2,882	2,855	2,893