NET INCOME PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022
Net income per common share:
Net loss	$ 1,873	$ 11,372
Denominator for basic net income per share	7,562,187	7,900,131
Effect of dilutive securities from restricted stock plan and from dilutive effect of stock options	175,776	153,745
Denominator for diluted net income per share (adjusted weighted average shares)	7,737,963	8,053,876
Basic net income per share	$ 0.25	$ 1.44
Diluted net income per share	$ 0.24	$ 1.41