LOJACK ACQUISITION (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2016	Nov. 30, 2015	Mar. 15, 2016	Feb. 29, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Inventory	$ 31,484		$ 31,484			$ 16,731
Property, equipment and improvements, net	21,676		21,676			$ 11,225
Cost of revenue	48,233	$ 48,101	157,411	$ 134,509
LoJack [Member]
Business Acquisition [Line Items]
Investment Owned, Balance, Shares							850,100
LoJack [Member]
Business Acquisition [Line Items]
Purchase price			131,735
Fair value of shares of stock purchased in the open market			5,500
Net receivables					$ 21,200
Gross receivables acquired					22,300
Amounts not expected to be collected					$ 1,100
Acquisition and integration-related costs	4,169	$ (3,195)	4,169	(3,195)
Revenues included in results of operations	29,900		89,700
LoJack [Member] | Fair Value Adjustment to Inventory [Member]
Business Acquisition [Line Items]
Inventory acquired	4,600		4,600
Inventory	300		300
Cost of revenue			4,318	$ (4,318)
LoJack [Member] | Fair Value Adjustment to Property, Equipment and Improvements [Member]
Business Acquisition [Line Items]
Property, equipment and improvements, net	2,600		$ 2,600
Cost of revenue	$ 500