CONCENTRATION OF RISK - Schedule of Significant Customers and Significant Suppliers Concentration Risk Percentage (Details)	3 Months Ended		9 Months Ended		12 Months Ended
	Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2018	Nov. 30, 2017	Feb. 28, 2018
Revenues [Member] | Customer Concentration Risk | Customer A [Member]
Concentration Risk [Line Items]
Concentration percentage	18.00%	14.00%	15.00%	12.00%
Accounts Receivable [Member] | Customer Concentration Risk | Customer A [Member]
Concentration Risk [Line Items]
Concentration percentage			20.00%		15.00%
Accounts Receivable [Member] | Customer Concentration Risk | Customer B
Concentration Risk [Line Items]
Concentration percentage					13.00%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Concentration Risk [Line Items]
Concentration percentage	32.00%	33.00%	30.00%	31.00%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Concentration Risk [Line Items]
Concentration percentage	20.00%	15.00%	21.00%	15.00%
Inventory Purchases [Member] | Supplier Concentration Risk [Member] | Supplier C [Member]
Concentration Risk [Line Items]
Concentration percentage	6.00%	8.00%	7.00%	10.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Supplier A [Member]
Concentration Risk [Line Items]
Concentration percentage			37.00%		40.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Supplier B [Member]
Concentration Risk [Line Items]
Concentration percentage			20.00%		16.00%