Convertible Senior Notes (Details) (USD $) Share data in Thousands, unless otherwise specified	3 Months Ended			6 Months Ended		3 Months Ended				9 Months Ended			6 Months Ended			1 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Jul. 01, 2007	Dec. 29, 2013	Dec. 30, 2012	Dec. 29, 2013 Convertible Debt [Member]	Dec. 29, 2013 Convertible Debt [Member] The Notes [Member]	Sep. 30, 2012 Convertible Debt [Member] The Notes [Member]	Jul. 01, 2007 Convertible Debt [Member] The Notes [Member]	Mar. 31, 2013 Convertible Debt [Member] The Notes [Member]	Apr. 01, 2012 Convertible Debt [Member] The Notes [Member]	Jun. 30, 2013 Convertible Debt [Member] The Notes [Member]	Dec. 29, 2013 Convertible Debt [Member] 2027A notes [Member]	Sep. 27, 2009 Convertible Debt [Member] 2027A notes [Member]	Jul. 01, 2007 Convertible Debt [Member] 2027A notes [Member]	Nov. 30, 2010 Convertible Debt [Member] 2027B notes [Member]	Jul. 01, 2007 Convertible Debt [Member] 2027B notes [Member]
Debt Instrument [Line Items]
Aggregate principal amount															$ 1,000,000,000		$ 700,000,000
Net proceeds from issuance									1,678,000,000
Costs deducted at issuance									22,000,000
Accelerated stock repurchase program, authorized amount			3,000,000,000
Convertible senior notes amount redeemed for cash and marketable securities																395,800,000
Convertible senior notes amount repurchased													154,900,000
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities	317	0		0	0	317
Conversion rate													24.431
Debt Instrument, Convertible, Principal Amount													1,000
Stated interest rate of the Notes															3.00%		3.125%
Effective interest rate of the Notes														5.69%
Carrying values of the liability and equity components of the Notes:
Principal amount of the Notes							845,088,000					845,088,000
Unamortized discount of liability component							(7,489,000)					(18,459,000)
Carrying value of liability component							837,599,000					826,629,000
Equity component-net carrying value							122,639,000					122,639,000
Interest expense related to the Notes:
Contractual coupon interest							6,338,000	6,338,000		12,676,000	12,676,000
Amortization of debt discount	5,524,000	5,219,000		10,970,000	10,365,000		5,524,000	5,219,000		10,970,000	10,365,000
Amortization of debt issuance costs							475,000	475,000		950,000	949,000
Total interest expense related to the Notes							$ 12,337,000	$ 12,032,000		$ 24,596,000	$ 23,990,000