Note G - Stock Based Compensation - Restricted Stock Activity (Details) - Restricted Stock [Member]	9 Months Ended
	Dec. 31, 2022 $ / shares shares
Unvested (in shares) | shares	139,523
Unvested (in dollars per share) | $ / shares	$ 5.96
Cancelled or forfeited (in shares) | shares	0
Cancelled or forfeited (in dollars per share) | $ / shares	$ 0
Granted (in shares) | shares	7,700	[1]
Granted (in dollars per share) | $ / shares	$ 9.10
Vested (in shares) | shares	(46,857)
Vested (in dollars per share) | $ / shares	$ 7.65
Unvested (in shares) | shares	100,366
Unvested (in dollars per share) | $ / shares	$ 5.41

[1] 50,000 shares were issued out of treasury stock