CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-in Capital	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment
Beginning balance (in shares) at Mar. 31, 2022			6,348,314
Beginning balances at Mar. 31, 2022	$ 373,024,428	$ (1,880,346)		$ 280,907,085	$ 92,117,343	$ (1,880,346)
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Proceeds from exercise of stock options (in shares)			4,300
Proceeds from exercise of stock options	403,547			403,547
Common stock repurchases (in shares)			(73,643)
Common stock repurchases	(14,314,088)				(14,314,088)
Restricted common stock expense under stock option plan, net of cancellations (in shares)			1,750
Restricted common stock expense under stock option plan, net of cancellations	3,048,003			3,048,003
Stock option expense	768,055			768,055
Net income (loss)	(8,566,472)				(8,566,472)
Ending balance (in shares) at Jun. 30, 2022			6,280,721
Ending balances at Jun. 30, 2022	$ 352,483,127			285,126,690	67,356,437
Beginning balance (in shares) at Mar. 31, 2023	6,231,082		6,231,082
Beginning balances at Mar. 31, 2023	$ 385,226,737			288,071,839	97,154,898
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Proceeds from exercise of stock options (in shares)			7,540
Proceeds from exercise of stock options	709,294			709,294
Restricted common stock expense under stock option plan, net of cancellations (in shares)			1,875
Restricted common stock expense under stock option plan, net of cancellations	1,099,351			1,099,351
Stock option expense	313,347			313,347
Net income (loss)	$ 9,538,748				9,538,748
Ending balance (in shares) at Jun. 30, 2023	6,240,497		6,240,497
Ending balances at Jun. 30, 2023	$ 396,887,477			$ 290,193,831	$ 106,693,646