Condensed Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Apr. 01, 2012	Mar. 27, 2011
Cash flows from operating activities:
Net income	$ 8,062	$ 4,800
Adjustments to reconcile net income to net cash provided by operating activities:
Decrease in accrued investment income	2,207	2,280
Depreciation	4,001	4,972
Amortization of intangible assets	1,401	1,555
Change in value / loss on value of UBS option to put securities	0	2,429
Auction rate securities mark to market, trading gain	0	(2,429)
Provision for doubtful accounts receivable, net of reversals	(90)	30
Provision for returns reserves	452	(361)
Excess and obsolete inventory	708	3,354
Deferred income taxes	(53)	(572)
Loss on retirement of assets	54	421
Stock-based compensation	4,652	3,780
Unrealized foreign exchange gains	(566)	(2,051)
Changes in operating assets and liabilities, net
Accounts receivable	(12,411)	7,440
Inventories	(2,394)	(340)
Prepaid expenses and other assets	5,753	(6,443)
Accounts payable	3,936	(4,598)
Accrued compensation and benefits	(2,471)	(1,320)
Restructuring liabilities	(2,504)	(2,053)
Accrued warranty	201	(662)
Deferred revenue, net	2,790	1,409
Deferred distributors revenue, net of cost of sales to distributors	1,416	(2,839)
Other accrued liabilities	(8,399)	9,328
Other long-term liabilities	(338)	(2,633)
Net cash provided by operating activities	6,407	15,497
Cash flows used in investing activities:
Capital expenditures	(4,421)	(4,185)
Purchases of investments	(53,318)	(90,223)
Proceeds from maturities of investments and marketable securities	28,297	22,100
Proceeds from sales of investments and marketable securities	25,812	52,930
Purchases of intangible assets	(275)	0
Net cash used in investing activities	(3,905)	(19,378)
Cash flows provided by financing activities:
Proceeds from issuance of common stock	753	1,135
Deposit received from sale of buildings	1,001	502
Net cash provided by financing activities	1,754	1,637
Foreign currency effect on cash	(905)	679
Net increase (decrease) in cash and cash equivalents	3,351	(1,565)
Cash and cash equivalents at beginning of period	49,972	51,944
Cash and cash equivalents at end of period	$ 53,323	$ 50,379