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RESTRUCTURING CHARGES (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		18 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2019
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 848	$ 1,247	$ 3,120	$ 5,196	$ 11,100
Severance and employee related costs			1,924		6,200
Restructuring charges					5,000
Telematics Systems [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 800		3,100
Severance and employee related costs			1,900
Restructuring charges			1,200
Impairment reduction of right-of-use asset			$ 1,200
Canton, Massachusetts [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges					$ 4,500