Note 12 - Stockholders' Equity (Tables)

3 Months Ended

Jun. 30, 2025

Notes Tables

Schedule of Stockholders Equity [Table Text Block]

			Additional
	Common		Paid-In			Treasury			Retained
	Stock		Capital			Stock			Earnings			Total
BALANCE AT MARCH 31, 2025	$	8,877	$	35,394		$	(13,100	)	$	101,254		$	132,425
Net earnings		—		—			—			5,028			5,028
Paid in capital – restricted stock units		—		123			—			—			123
Issuance of restricted stock		90		(90	)		—			—			—
Repurchase of shares		—		—			(10	)		—			(10	)
Cash dividends ($0.04 per share)		—		—			—			(286	)		(286	)
BALANCE AT JUNE 30, 2025	$	8,967	$	35,427		$	(13,110	)	$	105,996		$	137,280

			Additional
	Common		Paid-In		Treasury			Retained
	Stock		Capital		Stock			Earnings			Total
BALANCE AT MARCH 31, 2024	$	8,873	$	35,247	$	(12,929	)	$	96,284		$	127,475
Net earnings		—		—		—			2,567			2,567
Paid in capital – restricted stock units		—		47		—			—			47
Repurchase of shares		—		—		(123	)		—			(123	)
Cash dividends ($0.04 per share)		—		—		—			(279	)		(279	)
BALANCE AT JUNE 30, 2024	$	8,873	$	35,294	$	(13,052	)	$	98,572		$	129,687