Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data	3 Months Ended
	Aug. 28, 2011	Aug. 29, 2010
Revenues:
Product sales	$ 70,859	$ 62,261
Services revenue, related party	980	1,065
License fees	1,462	1,627
Total revenues	73,301	64,953
Cost of product sales	59,999	50,724
Cost of product sales, related party	1,270	1,562
Cost of services revenue	782	850
Total cost of revenue	62,051	53,136
Gross profit	11,250	11,817
Research and development	2,333	2,232
Selling, general and administrative	6,044	5,652
Total operating costs and expenses	8,377	7,884
Operating income	2,873	3,933
Dividend income	281
Interest income	76	107
Interest expense	(176)	(227)
Other income (expense)	9	(58)
Net income before taxes	3,063	3,755
Income tax expense	(1,110)	(1,352)
Consolidated net income	1,953	2,403
Non controlling interest	(141)	(99)
Net income applicable to Common Stockholders	$ 1,812	$ 2,304
Basic net income per share (in Dollars per share)	$ 0.07	$ 0.09
Diluted net income per share (in Dollars per share)	$ 0.07	$ 0.09
Basic (in Shares)	26,409	26,500
Diluted (in Shares)	26,687	26,719