CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 26, 2016	Mar. 28, 2015	Mar. 26, 2016	Mar. 28, 2015
Income Statement [Abstract]
Revenues, including $719 and $2,618 from related parties for the three and nine months ended March 26, 2016, respectively, and $794 and $1,971 from related parties for the three and nine months ended March 28, 2015, respectively	$ 101,050	$ 83,023	$ 282,729	$ 259,084
Cost of revenues	74,114	70,323	206,488	218,209
Gross profit	26,936	12,700	76,241	40,875
Operating expenses:
Research and development	11,379	11,732	33,399	37,366
Selling, general and administrative	13,055	12,048	39,054	41,108
Amortization of other intangible assets	247	194	748	881
Restructuring, acquisition and related (income) expense, net	(59)	2,246	(21)	(4,062)
(Gain) loss on sale of property and equipment	(145)	(138)	22	233
Total operating expenses	24,477	26,082	73,202	75,526
Operating income (loss)	2,459	(13,382)	3,039	(34,651)
Other income (expense):
Interest income (expense), net	(1,203)	(599)	(3,726)	(792)
Gain (loss) on foreign currency transactions, net	(865)	2,892	(861)	207
Other income (expense), net	174	366	644	1,250
Total other income (expense)	(1,894)	2,659	(3,943)	665
Income (loss) from continuing operations before income taxes	565	(10,723)	(904)	(33,986)
Income tax (benefit) provision	476	(537)	2,360	379
Income (loss) from continuing operations	89	(10,186)	(3,264)	(34,365)
Loss from discontinued operations, net of tax	0	0	0	(8,458)
Net income (loss)	$ 89	$ (10,186)	$ (3,264)	$ (42,823)
Basic net income (loss) per share:
Income (loss) per share from continuing operations (in usd per share)	$ 0.00	$ (0.09)	$ (0.03)	$ (0.32)
Loss per share from discontinued operations (in usd per share)	0.00	0.00	0.00	(0.08)
Basic net income (loss) per share (in usd per share)	0.00	(0.09)	(0.03)	(0.40)
Diluted net income (loss) per share:
Income (loss) per share from continuing operations (in usd per share)	0.00	(0.09)	(0.03)	(0.32)
Loss per share from discontinued operations (in usd per share)	0.00	0.00	0.00	(0.08)
Diluted net income (loss) per share (in usd per share)	$ 0.00	$ (0.09)	$ (0.03)	$ (0.40)
Shares used in computing net income (loss) per share:
Basic (in shares)	110,882	108,357	110,212	107,818
Diluted (in shares)	113,699	108,357	110,212	107,818