CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jun. 27, 2015
Income Statement [Abstract]
Revenues, including $3,604 from related parties for the year ended June 27, 2015	$ 600,968	$ 407,914	$ 341,276
Cost of revenues	365,729	291,496	284,528
Gross profit	235,239	116,418	56,748
Operating expenses:
Research and development	57,094	46,067	46,419
Selling, general and administrative	58,461	53,457	56,256
Amortization of other intangible assets	786	995	1,133
Restructuring, acquisition and related (income) expense, net	60	25	(1,516)
(Gain) loss on sale of property and equipment	(130)	32	(83)
Total operating expenses	116,271	100,576	102,209
Operating income (loss)	118,968	15,842	(45,461)
Other income (expense):
Interest income (expense), net	(13,313)	(4,986)	(2,051)
Loss on foreign currency transactions	(3,652)	(2,362)	(2,144)
Other income (expense), net	810	935	1,750
Total other income (expense)	(16,155)	(6,413)	(2,445)
Income (loss) from continuing operations before income taxes	102,813	9,429	(47,906)
Income tax (benefit) provision	(25,046)	849	328
Income (loss) from continuing operations	127,859	8,580	(48,234)
Loss from discontinued operations, net of tax	0	0	(8,458)
Net income (loss)	$ 127,859	$ 8,580	$ (56,692)
Basic net income (loss) per share:
Income (loss) per share from continuing operations (in usd per share)	$ 0.81	$ 0.08	$ (0.45)
Income (loss) per share from discontinued operations (in usd per share)	0.00	0.00	(0.08)
Basic net income (loss) per share (in usd per share)	0.81	0.08	(0.52)
Diluted net income (loss) per share:
Income (loss) per share from continuing operations (in usd per share)	0.77	0.08	(0.45)
Income (loss) per share from discontinued operations (in usd per share)	0.00	0.00	(0.08)
Diluted net income (loss) per share (in usd per share)	$ 0.77	$ 0.08	$ (0.52)
Shares used in computing net income (loss) per share:
Basic (in shares)	158,115	110,599	108,144
Diluted (in shares)	165,031	113,228	108,144