CONCENTRATION OF CUSTOMERS AND SUPPLIERS - Schedule of Significant Customers and Significant Suppliers Concentration Risk Percentage (Details)	12 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2017
Revenues [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk [Line Items]
Concentration percentage	15.00%	12.00%	8.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk [Line Items]
Concentration percentage	14.00%	15.00%	12.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer B [Member]
Concentration Risk [Line Items]
Concentration percentage	3.00%	13.00%	5.00%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Concentration Risk [Line Items]
Concentration percentage	31.00%	33.00%	34.00%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Concentration Risk [Line Items]
Concentration percentage	20.00%	16.00%	14.00%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier C [Member]
Concentration Risk [Line Items]
Concentration percentage	6.00%	9.00%	11.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Concentration Risk [Line Items]
Concentration percentage	30.00%	40.00%	33.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Concentration Risk [Line Items]
Concentration percentage	18.00%	16.00%	18.00%