Note L - Stockholders' Equity (Tables)

6 Months Ended

Sep. 30, 2022

Notes Tables

Schedule of Stockholders Equity [Table Text Block]

			Accumulated
			Other
			Comprehensive			Additional
	Common		Income,			Paid-In		Treasury			Retained
	Stock		Net of Tax			Capital		Stock			Earnings			Total
BALANCE AT MARCH 31, 2022	$	8,344,975		(10,268,509	)	$	30,442,361	$	(7,741,197	)	$	58,909,018		$	79,686,648
Net earnings		—		—			—		—			11,184,374			11,184,374
Other comprehensive income		—		7,174,117			—		—			—			7,174,117
Paid in capital – restricted stock awards		—		—			73,153		—			—			73,153
Shares issued – Plateplus business combination		516,041		—			4,267,659		—			—			4,783,700
Repurchase of shares		—		—			—		(29,268	)		—			(29,268	)
Cash dividends ($0.02 per share)		—		—			—		—			(157,694	)		(157,694	)
BALANCE AT JUNE 30, 2022	$	8,861,016	$	(3,094,392	)	$	34,783,173	$	(7,770,465	)	$	69,935,698		$	102,715,030
Net earnings		—		—			—		—			2,470,908			2,470,908
Other comprehensive income		—		1,578,033			—		—			—			1,578,033
Paid in capital – restricted stock awards		—		—			73,153		—			—			73,153
Cash dividends ($0.02 per share)		—		—			—		—			(147,372	)		(147,372	)
BALANCE AT SEPTEMBER 30, 2022	$	8,861,016	$	(1,516,359	)	$	34,856,326	$	(7,770,465	)	$	72,259,234		$	106,689,752

			Accumulated
			Other
			Comprehensive			Additional
	Common		Income,			Paid-In			Treasury			Retained
	Stock		Net of Tax			Capital			Stock			Earnings			Total
BALANCE AT MARCH 31, 2021	$	8,334,785		(11,187,841	)	$	30,003,462		$	(7,203,342	)	$	45,392,912		$	65,339,976
Net earnings		—		—			—			—			11,311,797			11,311,797
Other comprehensive loss		—		(13,693,337	)		—			—			—			(13,693,337	)
Paid in capital – restricted stock awards		—		—			121,704			—			—			121,704
Cash dividends ($0.02 per share)		—		—			—			—			(137,865	)		(137,865	)
BALANCE AT JUNE 30, 2021	$	8,334,785	$	(24,881,178	)	$	30,125,166		$	(7,203,342	)	$	56,566,844		$	62,942,275
Net earnings		—		—			—			—			13,177,614			13,177,614
Other comprehensive income		—		4,227,185			—			—			—			4,227,185
Issuance of restricted stock		6,000		—			(6,000	)		—			—			—
Paid in capital – restricted stock awards		—		—			126,037			—			—			126,037
Cash dividends ($0.02 per share)		—		—			—			—			(138,110	)		(138,110	)
BALANCE AT SEPTEMBER 30, 2021	$	8,340,785	$	(20,653,993	)	$	30,245,203		$	(7,203,342	)	$	69,606,348		$	80,335,001