STOCK-BASED COMPENSATION - Summary of Change in Number of Non-Vested Options to Purchase Shares of Common Stock (Details) - $ / shares shares in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
STOCK-BASED COMPENSATION
Shares, Non-vested, Beginning balance	295	467	448
Shares, Granted	73	67	242
Shares, Vested	(174)	(231)	(207)
Shares, Forfeitures		(8)	(16)
Shares, Non-vested, Ending balance	194	295	467
Shares, Non-vested	194	295	467
Weighted Average Fair Value, Non-vested, Beginning balance	$ 7.80	$ 8.01	$ 9.74
Weighted Average Fair Value, Granted	7.19	8.54	6.53
Weighted Average Fair Value, Vested	8.15	8.46	9.98
Weighted Average Fair Value, Forfeitures	5.68	7.05	8.52
Weighted Average Fair Value, Non-vested, Ending balance	7.27	7.80	8.01
Weighted Average Fair Value, Non-vested	$ 7.27	$ 7.80	$ 8.01