INVENTORIES (Tables)

3 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consist of the following (in thousands):

	June 30, 2018		March 31, 2018
Raw materials	$	21,094	$	20,860
Work in process	182		2,589
Finished goods	8,027		8,500
Deferred costs	3,436		2,825
	$	32,739	$	34,774