Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	3 Months Ended
	Oct. 01, 2011	Oct. 02, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 445	$ 9,510
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,070	2,231
Share-based compensation	974	1,063
Tax benefit resulting from stock option transactions	121	81
Excess tax benefit resulting from stock option transactions		(11)
Gain on previously held shares in PTI		(11,004)
Gain on sale of investments	(295)	(604)
Equity in net income of unconsolidated affiliates	(27)	(556)
Deferred taxes	(74)	3,886
Changes in assets and liabilities:
Accounts receivable	5,058	(8)
Inventories	2,940	(3,916)
Prepaid expenses and other current assets	(241)	1,906
Other assets	(117)	(344)
Accounts payable	(3,104)	(2,759)
Accrued liabilities	358	(506)
Other long-term liabilities	(166)	2,317
Net cash provided by operating activities	8,942	1,286
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property, plant and equipment	(1,629)	(5,439)
Purchase of available-for-sale investments	(31,426)	(50,808)
Maturities and sales of available-for-sale investments	30,266	67,167
Acquisition of PTI, net of cash acquired		(15,592)
Change in restricted cash balance	(4,774)	(3,807)
Net cash used in investing activities	(7,563)	(8,479)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from common stock issuance under stock plans		330
Proceeds from short-term debt		6,160
Payments on short-term debt	(1,074)
Excess tax benefit resulting from stock option transactions		11
Repurchase of common stock	(3,499)	(1,409)
Net cash provided by (used in) financing activities	(4,573)	5,092
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(332)	510
NET DECREASE IN CASH AND CASH EQUIVALENTS	(3,526)	(1,591)
CASH AND CASH EQUIVALENTS:
Beginning of period	30,023	29,495
End of period	$ 26,497	$ 27,904