SEGMENT REPORTING (Details 1) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Nov. 26, 2016	Nov. 28, 2015	Nov. 26, 2016	Nov. 28, 2015
Net sales		$ 33,827	$ 34,086	$ 67,200	$ 71,157
Gross Profit		10,964	10,435	21,204	21,697
North America [Member]
Net sales		14,059	15,032	27,108	32,824
Gross Profit		4,947	5,138	9,832	11,337
Asia/Pacific [Member]
Net sales		6,621	5,832	14,276	11,964
Gross Profit		2,369	1,859	4,927	3,815
Europe [Member]
Net sales		11,204	11,765	21,468	23,123
Gross Profit		3,747	3,514	6,776	6,855
Latin America [Member]
Net sales		1,956	1,455	4,346	3,062
Gross Profit		777	549	1,694	1,174
Other [Member]
Net sales	[1]	(13)	2	2	184
Gross Profit	[1]	$ (876)	$ (625)	$ (2,025)	$ (1,484)

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