Net Earnings (Loss) Per Share - Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share
Net (Loss) Income	$ (802)	$ 327
Net (income) attributable to non-controlling interests	(631)	(38)
Net (Loss) Income Attributable to Air T, Inc. Stockholders	$ (1,433)	$ 289
(Loss) Income per share:
Basic (in dollars per share)	$ (0.50)	$ 0.10
Diluted (in dollars per share)	$ (0.50)	$ 0.10
Weighted Average Shares Outstanding:
Basic (in shares)	2,866	2,882
Diluted (in shares)	2,866	2,890
Continuing Operations
(Loss) Income per share:
Antidilutive shares excluded from computation of loss per share (shares)	7	0