Condensed Consolidated Statements of Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Operating Revenues:
Operating Revenues	$ 48,861,490	$ 38,522,990	$ 96,558,863	$ 69,016,243
Operating Expenses:
Overnight air cargo	15,919,557	15,287,937	30,481,700	29,708,406
Ground equipment sales	13,273,845	8,759,677	18,028,060	12,176,001
Ground support services	6,982,270	5,762,634	14,400,663	11,155,302
Printing equipment and maintenance	1,082,751	1,116,964	2,583,807	7,124,731
Commercial jet engines and parts	3,321,385	787,539	13,391,235	787,539
Leasing		49,460		49,460
Research and development		239,922	195,653	750,882
General and administrative	7,276,486	5,143,446	13,862,245	10,972,392
Depreciation, amortization and impairment	529,538	353,672	928,365	2,343,273
Gain on sale of property and equipment			(1,091)
	48,385,832	37,501,251	93,870,637	75,067,986
Operating Income (Loss)	475,658	1,021,739	2,688,226	(6,051,743)
Non-operating Income (Expense):
Gain on sale of marketable securities		429,076		572,945
Foreign currency gain (loss)	(60,482)	33,096	(249,106)	124,886
Other-than-temporary impairment loss on investments			(771,173)	(1,502,239)
Other investment income, net	42,150	48,269	72,801	90,962
Interest expense and other	(322,199)	(77,366)	(471,718)	(141,377)
Gain on asset retirement obligation	562,500		562,500
Bargain purchase acquisition gain, net of tax			501,880
Equity in income of associated company	61,840		29,937
	283,809	433,075	(324,879)	(854,823)
Income (Loss) Before Income Taxes	759,467	1,454,814	2,363,347	(6,906,566)
Income Taxes	281,000	375,000	655,000	3,000
Net Income (Loss)	478,467	1,079,814	1,708,347	(6,909,566)
Net (Income) Loss Attributable to Non-controlling Interests	(56,766)	4,288	(318,257)	2,242,197
Net Income (Loss) Attributable to Air T, Inc. Stockholders	$ 421,701	$ 1,084,102	$ 1,390,090	$ (4,667,369)
Earnings (Loss) Per Share:
Basic (in dollars per share)	$ 0.21	$ 0.53	$ 0.68	$ (2.11)
Diluted (in dollars per share)	$ 0.21	$ 0.53	$ 0.68	$ (2.11)
Weighted Average Shares Outstanding:
Basic (in shares)	2,042,789	2,042,789	2,042,789	2,207,658
Diluted (in shares)	2,046,945	2,047,976	2,047,305	2,207,658
Overnight Air Cargo [Member]
Operating Revenues:
Operating Revenues	$ 18,081,073	$ 17,151,214	$ 34,823,248	$ 33,788,379
Ground Equipment Sales [Member]
Operating Revenues:
Operating Revenues	15,516,109	11,088,877	21,465,765	15,343,065
Ground Support Services [Member]
Operating Revenues:
Operating Revenues	8,801,326	7,038,151	17,914,399	13,838,193
Printing Equipment and Maintenance [Member]
Operating Revenues:
Operating Revenues	1,302,922	1,727,896	4,434,303	4,287,984
Commercial Jet Engines Inventory [Member]
Operating Revenues:
Operating Revenues	5,125,244	1,295,107	17,850,585	1,295,107
Leasing [Member]
Operating Revenues:
Operating Revenues	$ 34,816	$ 221,745	$ 70,563	$ 463,515