CONCENTRATION - Textuals (Details) - Customer	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Customer One | Sales Revenue, Net [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk	23.90%	20.90%	26.30%
Customer One | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk	26.40%	19.80%
Customer Two | Sales Revenue, Net [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk	14.80%	12.90%	13.20%
Customer Two | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk	15.50%	19.50%
Customer Three | Sales Revenue, Net [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk	12.70%
Customer Three | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk	11.30%	15.10%
Customer Four | Accounts Receivable [Member]
Revenue, Major Customer [Line Items]
Percentage of concentration risk		10.10%