CONCENTRATION OF CUSTOMERS AND SUPPLIERS - Schedule of Significant Customers and Significant Suppliers Concentration Risk Percentage (Details)	12 Months Ended
	Feb. 28, 2018	Feb. 28, 2017	Feb. 28, 2016
Net Sales [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk [Line Items]
Concentration percentage	12.40%	8.10%	9.50%
Net Sales [Member] | Customer Concentration Risk [Member] | Customer C [Member]
Concentration Risk [Line Items]
Concentration percentage		4.30%	13.90%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Concentration Risk [Line Items]
Concentration percentage	14.90%	11.70%	14.50%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer B
Concentration Risk [Line Items]
Concentration percentage	13.00%	4.80%	2.30%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Concentration Risk [Line Items]
Concentration percentage	32.60%	34.40%	55.60%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Concentration Risk [Line Items]
Concentration percentage	15.80%	13.80%	16.40%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier C
Concentration Risk [Line Items]
Concentration percentage	9.20%	11.40%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Concentration Risk [Line Items]
Concentration percentage	40.50%	33.20%	56.70%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Concentration Risk [Line Items]
Concentration percentage	16.20%	17.50%	14.90%