Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	May. 30, 2015	May. 31, 2014	Jun. 01, 2013
Operating activities:
Net income (loss)	$ (5,559)	$ (515)	$ 1,248
Adjustments to reconcile net income (loss) to cash provided by (used in) operating activities:
Depreciation and amortization	1,707	1,094	1,057
Gain on sale of investments	(27)	(27)	(28)
Loss on disposal of assets	(5)	0	16
Share-based compensation expense	726	759	619
Deferred income taxes	(1,604)	(1,005)	145
Impairment of goodwill	0	1,671	0
Change in assets and liabilities, net of effect of acquired businesses:
Accounts receivable	(4,495)	195	1,814
Income tax receivable	1,959	3,541	143
Inventories	(7,519)	1,517	3,097
Prepaid expenses and other assets	(888)	96	(329)
Accounts payable	4,207	(2,072)	1,482
Accrued liabilities	1,480	(723)	960
Long-term income tax liabilities	0	133	(1,918)
Other	238	(51)	319
Net cash provided by (used in) operating activities	(9,780)	4,613	8,625
Investing activities:
Cash consideration paid for acquired businesses	0	(973)	(2,557)
Capital expenditures	(4,737)	(2,781)	(1,640)
Proceeds from sale of assets	0	0	4
Proceeds from maturity of investments	33,617	342,279	154,228
Purchases of investments	(35,550)	(331,023)	(82,898)
Proceeds from sales of available-for-sale securities	227	176	188
Purchases of available-for-sale securities	(227)	(176)	(188)
Other	(248)	98	68
Net cash provided by investing activities	(6,918)	7,600	67,205
Financing activities:
Repurchase of common stock	(3,945)	(8,739)	(15,024)
Proceeds from issuance of common stock	324	190	198
Cash dividends paid	(3,260)	(3,341)	(3,571)
Other	3	37	0
Net cash used in financing activities	(6,878)	(11,853)	(18,397)
Effect of exchange rate changes on cash and cash equivalents	(4,641)	390	676
Increase/ (decrease) in cash and cash equivalents	(28,217)	750	58,109
Cash and cash equivalents at beginning of period	102,752	102,002	43,893
Cash and cash equivalents at end of period	74,535	102,752	102,002
Supplemental Disclosure Of Cash Paid For [Abstract]
Interest Paid, Net	0	0	0
Income Taxes Paid	$ 495	$ 2,094	$ 1,680