Consolidated Statements of Income (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	May 27, 2012	May 29, 2011	May 30, 2010
Product sales	$ 310,272	$ 267,121	$ 228,390
Services revenue, related party	3,138	3,391	3,699
License fees	2,700	5,400	5,400
Research, development and royalty revenues	1,442	817	735
Total revenues	317,552	276,729	238,224
Cost of revenue:
Cost of product sales	257,213	223,613	198,075
Cost of product sales, related party	5,646	3,554	3,391
Cost of services revenue	2,555	2,867	2,992
Total cost of revenue	265,414	230,034	204,458
Gross profit	52,138	46,695	33,766
Research and development	9,625	9,275	4,361
Selling, general and administrative	26,515	24,608	17,698
Other operating expenses	1,421	4,780	3,725
Total operating costs and expenses	37,561	38,663	25,784
Operating income	14,577	8,032	7,982
Dividend income	1,125	328
Interest income	180	430	834
Interest expense	(929)	(820)	(88)
Other income	5,331	472
Net income before taxes	20,284	8,442	8,728
Income tax expense	(7,185)	(4,181)	(4,262)
Consolidated net income	13,099	4,261	4,466
Non controlling interest	(403)	(341)	(482)
Net Income applicable to Common Stockholders	$ 12,696	$ 3,920	$ 3,984
Basic net income per share (in Dollars per share)	$ 0.49	$ 0.15	$ 0.15
Diluted net income per share (in Dollars per share)	$ 0.49	$ 0.15	$ 0.15
Basic (in Shares)	25,849	26,397	26,382
Diluted (in Shares)	26,126	26,626	26,633