8. SEGMENT AND GEOGRAPHIC INFORMATION (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014 segment	Jun. 30, 2013
Segment And Geographic Information
Number of reportable business segments	1
Net revenues by geographic area
Net revenues	$ 12,945	$ 16,412
United States
Net revenues by geographic area
Net revenues	3,618	5,971
China
Net revenues by geographic area
Net revenues	3,530	3,477
Malaysia
Net revenues by geographic area
Net revenues	1,603	2,347
Singapore
Net revenues by geographic area
Net revenues	1,666	1,453
Rest of the world
Net revenues by geographic area
Net revenues	$ 2,528	$ 3,164