Note 9 - Earnings Per Share (Tables)

12 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Year Ended March 31,
	2023		2022
Numerator (basic and diluted)
Net earnings	$	21,344	$	14,066
Less: Allocation to unvested restricted stock units		329		543
Net earnings attributable to common shareholders	$	21,015	$	13,523
Denominator (basic and diluted)
Weighted average common shares outstanding		7,216,142		6,623,769

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Year Ended March 31,
	2023		2022
Restricted Stock Units		55,546		76,424