INVENTORIES (Tables)

6 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consist of the following (in thousands):

	September 30, 2017		March 31, 2017
Raw materials	$	20,126	$	22,305
Work in process	425		998
Finished goods and deferred costs	16,405		16,699
	$	36,956	$	40,002