Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2012	Jan. 01, 2012
Cash flows from operating activities:
Net income	$ 8,709	$ 5,689
Adjustments to reconcile net income to net cash provided by operating activities:
Decrease in accrued investment income	763	1,539
Depreciation and amortization	2,292	2,602
Amortization of intangible assets	801	1,030
Provision for doubtful accounts	49	(72)
Deferred income taxes	73	(30)
Stock-based compensation	3,784	3,176
Gain on sale of facilities	(11,451)	0
Unrealized loss (gain) on foreign exchange transactions	(74)	(649)
Changes in operating assets and liabilities, net
Accounts receivable	(1,466)	(5,263)
Inventories	8,743	192
Prepaid expenses and other assets	1,255	6,172
Accounts payable	(8,096)	828
Accrued compensation and benefits	(2,241)	(701)
Restructuring liabilities	4,569	(2,449)
Other current and long-term liabilities	367	(8,110)
Net cash provided by operating activities	8,077	3,954
Cash flows from investing activities:
Capital expenditures	(3,026)	(2,011)
Purchases of investments	(25,886)	(34,015)
Proceeds from maturities of investments and marketable securities	9,322	13,889
Proceeds from sales of investments and marketable securities	8,447	18,192
Purchases of intangible assets	(335)	0
Proceeds from sales of facilities	42,659	0
Net cash provided by (used in) investing activities	31,181	(3,945)
Cash flows from financing activities:
Proceeds from issuance of common stock	1,614	698
Repurchases of common stock, including expenses	(6,171)	0
Net cash (used in) provided by financing activities	(4,557)	698
Foreign currency effect on cash	469	(1,260)
Net increase (decrease) in cash and cash equivalents	35,170	(553)
Cash and cash equivalents at beginning of period	54,596	49,972
Cash and cash equivalents at end of period	$ 89,766	$ 49,419