Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Mar. 29, 2015	Mar. 30, 2014
Income Statement [Abstract]
Net revenues	$ 96,296	$ 109,730	$ 311,192	$ 347,558
Cost of sales:
Cost of goods sold	31,524	37,864	105,675	119,664
Amortization of core and developed technology intangible assets	6,186	6,240	18,895	18,639
Patent litigation settlement, damages and royalties	1,976	1,978	5,791	5,833
Total cost of sales	39,686	46,082	130,361	144,136
Gross profit	56,610	63,648	180,831	203,422
Operating expenses:
Engineering and development	33,482	37,119	100,802	119,550
Selling and marketing	16,540	18,349	49,282	57,290
General and administrative	11,511	12,413	25,056	32,449
Amortization of other intangible assets	571	1,584	1,747	4,791
Impairment of goodwill and intangible assets	57,895	0	57,895	0
Total operating expenses	119,999	69,465	234,782	214,080
Operating loss	(63,389)	(5,817)	(53,951)	(10,658)
Non-operating income (expense), net:
Interest income	2	5	5	25
Interest expense	(2,434)	(2,356)	(7,227)	(3,506)
Other (expense) income, net	182	(135)	(213)	(118)
Total non-operating expense, net	(2,250)	(2,486)	(7,435)	(3,599)
Loss before income taxes	(65,639)	(8,303)	(61,386)	(14,257)
Income tax (benefit) provision	(6,574)	(1,104)	(5,924)	610
Net loss	$ (59,065)	$ (7,199)	$ (55,462)	$ (14,867)
Net income (loss) per share:
Basic (dollars per share)	$ (0.82)	$ (0.09)	$ (0.78)	$ (0.17)
Diluted (dollars per share)	$ (0.82)	$ (0.09)	$ (0.78)	$ (0.17)
Number of shares used in per share computations:
Basic (in shares)	71,977	80,883	71,492	86,403
Diluted (in shares)	71,977	80,883	71,492	86,403