LOJACK ACQUISITION (Schedules of Pro Forma Information) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
	Mar. 14, 2016	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2016	Dec. 31, 2015	Nov. 30, 2015
Business Acquisition [Line Items]
Basic weighted average number of common shares outstanding				36,196		36,138
Diluted weighted average number of common shares outstanding				36,651		36,728
Net income (loss)		$ (1,527)	$ 3,876	$ (3,665)		$ 11,434
Revenues		83,350	74,675	264,976		209,912
Cost of revenue		48,233	48,101	157,411		134,509
Income tax benefit (provision)		(135)	(2,603)	120		(7,015)
LoJack [Member]
Business Acquisition [Line Items]
Revenues				270,231		309,268
Net income (loss)				$ 4,782		$ 6,316
Basic				$ 0.13		$ 0.17
Diluted				$ 0.13		$ 0.17
Net income (loss)	$ 973			$ 4,782	$ 4,846	$ 6,316
Revenues				1,434		(1,434)
Amortization of intangible assets and depreciation of property, equipment and improvements acquired				(309)		(5,551)
Acquisition and integration expenses		$ 4,169	$ (3,195)	4,169		(3,195)
Net increase (decrease) in pretax income (loss)				10,585		(9,652)
Income tax benefit (provision)				(2,138)		4,534
LoJack [Member] | Change In Net Income [Member]
Business Acquisition [Line Items]
Change in net income (loss)				8,447		(5,118)
LoJack [Member] | Fair Value Adjustment to Inventory [Member]
Business Acquisition [Line Items]
Cost of revenue				$ 4,318		$ (4,318)