EARNINGS PER SHARE - Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Basic EPS computation:
Numerator-net income (in dollars)	$ 2,472	$ 5,194	$ 5,315	$ 9,846
Denominator-weighted average common shares outstanding	21,190,987	21,624,469	21,163,692	21,825,070
Basic EPS (in dollars per share)	$ 0.12	$ 0.24	$ 0.25	$ 0.45
Diluted EPS computation:
Numerator-net income (in dollars)	$ 2,472	$ 5,194	$ 5,315	$ 9,846
Denominator-weighted average common shares outstanding	21,190,987	21,624,469	21,163,692	21,825,070
Effect of dilutive stock options		10,000	2,000	10,000
Weighted average common shares and common stock equivalents	21,191,309	21,633,886	21,166,383	21,834,501
Diluted EPS (in dollars per share)	$ 0.12	$ 0.24	$ 0.25	$ 0.45