Stock-Based Compensation Stock Option Plans (Details) (USD $)		12 Months Ended								6 Months Ended	12 Months Ended
	Jun. 28, 2014	Jun. 28, 2014 Stock options [Member] plans	Jun. 29, 2013 Stock options [Member]	Jun. 30, 2012 Stock options [Member]	Jun. 28, 2014 ESP Plan [Member] plans	Jun. 28, 2014 $12.00 -$20.00 [Member]	Jun. 28, 2014 $20.01 - $30.00 [Member]	Jun. 28, 2014 $30.01 - $40.00 [Member]	Jun. 28, 2014 $40.01 - $51.00 [Member]	Dec. 28, 2013 Volterra [Member] Stock options [Member]	Jun. 28, 2014 Volterra [Member] Stock options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock plans		1			1
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options outstanding, beginning	16,163,644	20,081,339	24,234,994	28,332,486
Options Granted		2,965,544	2,788,088	3,353,017							673,185
Options Exercised		(3,568,775)	(3,919,847)	(2,843,444)
Options Cancelled		(3,987,649)	(3,021,896)	(4,607,065)
Options outstanding, ending	16,163,644	16,163,644	20,081,339	24,234,994		4,607,191	8,410,759	1,972,293	1,173,401
Options outstanding, weighted average exercise price, beginning		$ 26.00	$ 25.20	$ 25.62
Options granted, weighted average exercise price		$ 28.44	$ 27.47	$ 23.14						$ 22.26	$ 22.26
Options exercised, weighted average exercise price		$ 18.60	$ 18.17	$ 16.55
Options cancelled, weighted average exercise price		$ 34.86	$ 31.10	$ 31.62
Options outstanding, weighted average exercise price, ending		$ 25.74	$ 26.00	$ 25.20		$ 16.32	$ 26.24	$ 36.37	$ 41.25
Options outstanding, weighted average remaining contractual term (in years)		3 years 8 months 12 days				2 years 8 months 12 days	5 years 1 month 6 days	1 year 10 months 24 days	6 months
Options outstanding, aggregate intrinsic value		$ 156,104,454
Options exercisable, number of shares	7,223,798	7,223,798				3,413,183	858,901	1,778,313	1,173,401
Options exercisable, weighted average exercise price		$ 26.39				$ 16.06	$ 25.47	$ 36.85	$ 41.25
Options exercisable, weighted average remaining contractual term (in years)		1 year 10 months 24 days
Options exercisable, aggregate intrinsic value		71,554,178
Options vested and expected to vest, number of shares		15,252,343
Options vested and expected to vest, weighted average exercise price		$ 25.67
Options vested and expected to vest, weighted average remaining contractual term (in years)		3 years 7 months 6 days
Options vested and expected to vest, aggregate intrinsic value		$ 148,801,725