STOCK-BASED COMPENSATION - Summary of Change in Number of Non-Vested Options to Purchase Shares of Common Stock (Details) - $ / shares	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
STOCK-BASED COMPENSATION
Shares, Non-vested, Beginning balance	194,000
Shares, Granted	21,000	67,000	73,000
Shares, Vested	(122,000)
Shares, Forfeitures	(1,000)
Shares, Non-vested, Ending balance	92,000	194,000
Shares, Non-vested	92,000	194,000
Weighted Average Grant Date Fair Value Per Share, Non-vested, Beginning balance	$ 7.27
Weighted Average Grant Date Fair Value Per Share, Granted	8.65	$ 8.54	$ 7.19
Weighted Average Grant Date Fair Value Per Share, Vested	7.31
Weighted Average Grant Date Fair Value Per Share, Forfeitures	5.68
Weighted Average Grant Date Fair Value Per Share, Non-vested, Ending balance	7.85	7.27
Weighted Average Grant Date Fair Value Per Share, Non-vested	$ 7.85	$ 7.27