SEGMENT AND GEOGRAPHIC INFORMATION (Details 1) - USD ($) $ in Thousands		Jun. 02, 2018	May 27, 2017	May 28, 2016	May 30, 2015
Segment Reporting [Abstract]
Segment assets		$ 90,981	$ 80,105
Cash and cash equivalents		60,465	55,327	$ 60,454	$ 74,535
Investments - current			6,429
Other current assets	[1]	3,830	3,330
Net property, plant and equipment		10,126	8,752
Investments - non-current			2,419
Other assets - non-current deferred income taxes		927	1,102
Total assets		$ 166,329	$ 157,464

[1] Other current assets include miscellaneous receivables and prepaid expenses.