7. SEGMENT INFORMATION (Tables)

6 Months Ended

Nov. 30, 2016

Segment Reporting [Abstract]

Company's operations in different geographic areas

The following presents information about the Company’s operations in different geographic areas. Net sales are based upon ship-to location (in thousands).

	United
	States		Asia		Europe		Total
Three months ended November 30, 2016:
Net sales	$	1,709	$	2,256	$	251	$	4,216
Property and equipment, net		740		39		14		793
Six months ended November 30, 2016:
Net sales	$	4,873	$	4,166	$	495	$	9,534
Property and equipment, net		740		39		14		793
Three months ended November 30, 2015:
Net sales	$	507	$	3,768	$	345	$	4,620
Property and equipment, net		530		33		13		576
Six months ended November 30, 2015:
Net sales	$	1,225	$	9,149	$	879	$	11,253
Property and equipment, net		530		33		13		576