8. SEGMENT AND GEOGRAPHIC INFORMATION (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2015 USD ($) segment	Dec. 31, 2014 USD ($)
Net revenues by geographic area
Revenue, Net	$ 12,921	$ 14,227	$ 40,523	$ 40,435
Number of reportable business segments | segment			1
United States
Net revenues by geographic area
Revenue, Net	4,873	5,077	$ 16,123	13,471
China
Net revenues by geographic area
Revenue, Net	2,808	4,459	9,916	11,697
Malaysia
Net revenues by geographic area
Revenue, Net	10	20	15	2,720
Singapore
Net revenues by geographic area
Revenue, Net	1,682	1,455	4,681	4,955
Netherlands
Net revenues by geographic area
Revenue, Net	2,518	1,505	6,073	2,977
Rest of the world
Net revenues by geographic area
Revenue, Net	$ 1,030	$ 1,711	$ 3,715	$ 4,615