SEGMENT REPORTING (Details 1) - USD ($) $ in Thousands		3 Months Ended
		Aug. 29, 2015	Aug. 30, 2014
Segment Reporting Information [Line Items]
Net sales		$ 37,071	$ 34,699
Total, Gross Profit		11,262	10,658
North America [Member]
Segment Reporting Information [Line Items]
Net sales		17,792	14,699
Total, Gross Profit		6,199	5,183
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net sales		6,132	6,505
Total, Gross Profit		1,956	2,119
Europe [Member]
Segment Reporting Information [Line Items]
Net sales		11,358	11,049
Total, Gross Profit		3,341	3,719
Latin America [Member]
Segment Reporting Information [Line Items]
Net sales		1,607	2,321
Total, Gross Profit		625	878
Other [Member]
Segment Reporting Information [Line Items]
Net sales	[1]	182	125
Total, Gross Profit	[1]	$ (859)	$ (1,241)

[1] Other includes primarily net sales not allocated to a specific geographical region, unabsorbed value-add costs, and other unallocated expenses.