EARNINGS PER SHARE - Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Basic EPS computation:
Numerator-net income (in dollars)	$ 5,510	$ 4,035	$ 17,695	$ 7,058
Denominator-weighted average common shares outstanding	22,166,130	22,320,699	22,229,832	22,279,774
Basic EPS (in dollars per share)	$ 0.25	$ 0.18	$ 0.80	$ 0.32
Diluted EPS computation:
Numerator-net income (in dollars)	$ 5,510	$ 4,035	$ 17,695	$ 7,058
Denominator-weighted average common shares outstanding	22,166,130	22,320,699	22,229,832	22,279,774
Effect of dilutive stock options	10,990	16,945	12,203	17,053
Weighted average common shares and common stock equivalents	22,177,120	22,337,644	22,242,035	22,296,827
Diluted EPS (in dollars per share)	$ 0.25	$ 0.18	$ 0.80	$ 0.32