Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	May 31, 2014	Jun. 01, 2013	Jun. 02, 2012
Operating activities:
Net income (loss)	$ (515)	$ 1,248	$ 8,526
Adjustments to reconcile net income (loss) to cash provided by (used in) operating activities:
Depreciation and amortization	1,094	1,057	1,112
Gain on sale of investments	(27)	(28)	0
Loss on disposal of assets	0	16	(77)
Share-based compensation expense	759	619	481
Deferred income taxes	(1,005)	145	2,855
Impairment of goodwill	1,671	0	0
Change in assets and liabilities, net of effect of acquired businesses:
Accounts receivable	195	1,814	4,112
Income tax receivable	3,541	143	(6,572)
Inventories	1,517	3,097	(4,429)
Prepaid expenses and other assets	96	(329)	5,058
Accounts payable	(2,072)	1,482	(4,712)
Accrued liabilities	(723)	960	(50,115)
Long-term income tax liabilities	133	(1,918)	(5,205)
Other	(51)	319	243
Net cash provided by (used in) operating activities	4,613	8,625	(48,723)
Investing activities:
Cash consideration paid for acquired businesses	(973)	(2,557)	(2,291)
Capital expenditures	(2,781)	(1,640)	(218)
Proceeds from sale of assets	0	4	25
Proceeds from maturity of investments	342,279	154,228	376,633
Purchases of investments	(331,023)	(82,898)	(423,585)
Proceeds from sales of available-for-sale securities	176	188	208
Purchases of available-for-sale securities	(176)	(188)	(208)
Other	98	68	39
Net cash provided by investing activities	7,600	67,205	(49,397)
Financing activities:
Repurchase of common stock	(8,739)	(15,024)	(23,991)
Proceeds from issuance of common stock	190	198	807
Cash dividends paid	(3,341)	(3,571)	(3,315)
Other	37	0	(75)
Net cash used in financing activities	(11,853)	(18,397)	(26,574)
Effect of exchange rate changes on cash and cash equivalents	390	676	(2,388)
Increase/ (decrease) in cash and cash equivalents	750	58,109	(127,082)
Cash and cash equivalents at beginning of period	102,002	43,893	170,975
Cash and cash equivalents at end of period	102,752	102,002	43,893
Supplemental Disclosure Of Cash Paid For [Abstract]
Interest Paid, Net	0	0	1
Income Taxes Paid	$ 2,094	$ 1,680	$ 40,143