Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	May 27, 2012	May 29, 2011	May 30, 2010
Cash flows from operating activities:
Consolidated net income	$ 13,099	$ 4,261	$ 4,466
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	5,621	5,313	3,364
Stock-based compensation expense	1,872	1,951	1,016
Deferred taxes	3,283	3,257	3,248
Change in investment in non-public company (fair market value)	(5,838)	(662)
Increase in long-term receivable		(800)	(800)
Tax benefit from stock based compensation	(4,057)	(764)	(517)
Net loss on disposal of property and equipment	12	26
Impairment charges		4,780	1,000
Accounts receivable, net	(3,246)	(3,016)	(1,506)
Accounts receivable, related party	130	276	(97)
Income taxes receivable	4,581	878	(764)
Inventories, net	(441)	(4,054)	(1,269)
Issuance of notes and advances receivable	(3,699)	(3,073)	(3,030)
Collection of notes and advances receivable	3,704	3,314	2,975
Prepaid expenses and other current assets	3,588	602	(1,172)
Accounts payable	(544)	2,393	957
Related party accounts payable	476	(49)	50
Income taxes payable			1,162
Accrued compensation	2,701	1,038	(264)
Other accrued liabilities	3,434	532	703
Deferred revenue	(2,495)	(1,734)	(2,039)
Net cash provided by operating activities	22,181	14,469	7,483
Cash flows from investing activities:
Purchases of property and equipment	(5,371)	(6,684)	(5,192)
Acquisition of Lifecore, net of cash acquired (Note 2)			(39,682)
Acquisition of GreenLine (Note 2)	(66,826)
Purchase of marketable securities	(30,723)	(59,833)	(67,433)
Proceeds from maturities of marketable securities	31,104	24,843	59,970
Proceeds from sales of marketable securities	27,743	27,287	9,540
Investment in non-public company (fair market value)		(15,000)
Net cash used in investing activities	(44,073)	(29,387)	(42,797)
Cash flows from financing activities:
Repurchase of outstanding common stock	(5,006)	(1,184)
Proceeds from sale of common stock	61	126	379
Taxes paid by Company for stock swaps and RSUs	(260)	(218)	(339)
Tax benefit from stock-based compensation expense	4,057	764	517
Net change in other assets/liabilities	(1,813)	49
Proceeds from long term debt	31,816		20,000
Proceeds from lines of credit	12,766
Payments on long term debt	(4,329)	(3,940)	(387)
Payments on lines of credit	(1,100)
Payments to non controlling interest	(258)	(361)	(498)
Net cash provided by (used in) financing activities	35,934	(4,764)	19,672
Net increase (decrease) in cash and cash equivalents	14,042	(19,682)	(15,642)
Cash and cash equivalents at beginning of year	8,135	27,817	43,459
Cash and cash equivalents at end of year	22,177	8,135	27,817
Supplemental disclosure of cash flows information:
Cash paid during the period for interest	952	761	88
Cash paid during the period for income taxes	246	146	652
Supplemental schedule of noncash operating and financing activities:
Long-term receivable from Monsanto		800	800
Accrued non controlling interest distribution			$ 250