CONCENTRATION OF RISK (Details)	3 Months Ended		12 Months Ended
	May 31, 2016	May 31, 2015	Feb. 29, 2016
Accounts receivable [Member] | Customer Concentration Risk [Member] | EchoStar [Member]
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration percentage	9.00%		10.00%
Accounts receivable [Member] | Customer Concentration Risk [Member] | Customer One from Wireless Datacom Segment [Member]
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration percentage	9.00%		15.00%
Inventory purchases [Member] | Major supplier [Member] | Supplier One [Member]
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration percentage	47.00%	56.00%
Inventory purchases [Member] | Major supplier [Member] | Supplier Two [Member]
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration percentage	9.00%	16.00%
Accounts payable [Member] | Major supplier [Member] | Supplier One [Member]
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration percentage	53.00%
Accounts payable [Member] | Major supplier [Member] | Supplier Two [Member]
DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Concentration percentage	9.00%