Goodwill and Intangible Assets, Net - Components of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2014	Jun. 30, 2013
Finite And Indefinite Lived Intangible Assets [Line Items]
Total amortizable intangible assets, gross	$ 345,871	$ 332,621
Total amortizable intangible assets, accumulated amortization	(237,864)	(207,123)
Total amortizable intangible assets, net	108,007	125,498
Total unamortizable intangible assets	0	13,800
Total intangible assets, net, gross	345,871	346,421
Total intangible assets, net, accumulated amortization	(237,864)	(207,123)
Total intangible assets, net	108,007	139,298
In-process research and development
Finite And Indefinite Lived Intangible Assets [Line Items]
Total unamortizable intangible assets	0	13,800
Core technology and patents
Finite And Indefinite Lived Intangible Assets [Line Items]
Total amortizable intangible assets, gross	77,345	77,345
Total amortizable intangible assets, accumulated amortization	(76,172)	(71,132)
Total amortizable intangible assets, net	1,173	6,213
Developed technology
Finite And Indefinite Lived Intangible Assets [Line Items]
Total amortizable intangible assets, gross	254,900	241,100
Total amortizable intangible assets, accumulated amortization	(152,850)	(127,934)
Total amortizable intangible assets, net	102,050	113,166
Customer relationships
Finite And Indefinite Lived Intangible Assets [Line Items]
Total amortizable intangible assets, gross	4,900	4,900
Total amortizable intangible assets, accumulated amortization	(3,089)	(2,197)
Total amortizable intangible assets, net	1,811	2,703
Tradenames
Finite And Indefinite Lived Intangible Assets [Line Items]
Total amortizable intangible assets, gross	8,439	8,439
Total amortizable intangible assets, accumulated amortization	(5,524)	(5,179)
Total amortizable intangible assets, net	2,915	3,260
Other
Finite And Indefinite Lived Intangible Assets [Line Items]
Total amortizable intangible assets, gross	287	837
Total amortizable intangible assets, accumulated amortization	(229)	(681)
Total amortizable intangible assets, net	$ 58	$ 156