Financial Instruments, Short-term Investments (Details) - USD ($) $ in Thousands	3 Months Ended											12 Months Ended
	Jun. 29, 2019		Mar. 30, 2019	Dec. 29, 2018	[1]	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	[2]	Sep. 23, 2017	Jun. 29, 2019	Jun. 30, 2018	Jun. 24, 2017
Debt Securities, Available-for-sale [Abstract]
Amortized Cost Basis	$ 141,031						$ 1,086,585					$ 141,031	$ 1,086,585
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	68						49					68	49
Gross Unrealized Loss	(109)						(3,719)					(109)	(3,719)
Estimated Fair Value	140,990						1,082,915					140,990	1,082,915
Net Income (Loss) Attributable to Parent	367,558	[1]	$ 130,613	$ 131,892		$ 197,423	194,172	$ 193,627	$ (75,015)		$ 154,533	827,486	467,318	$ 571,613
Certificates of Deposit [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost Basis	1,000						52,429					1,000	52,429
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	0						0					0	0
Gross Unrealized Loss	0						(1)					0	(1)
Estimated Fair Value	1,000						52,428					1,000	52,428
Commercial Paper [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost Basis	0						64,354					0	64,354
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	0						0					0	0
Gross Unrealized Loss	0						0					0	0
Estimated Fair Value	0						64,354					0	64,354
Corporate Debt Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost Basis	140,031						369,734					140,031	369,734
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	68						39					68	39
Gross Unrealized Loss	(109)						(2,008)					(109)	(2,008)
Estimated Fair Value	139,990						367,765					139,990	367,765
US Treasury Securities [Member]
Debt Securities, Available-for-sale [Abstract]
Amortized Cost Basis	0						600,068					0	600,068
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	0						10					0	10
Gross Unrealized Loss	0						(1,710)					0	(1,710)
Estimated Fair Value	$ 0						$ 598,368					$ 0	$ 598,368

[1] The fiscal quarter ended June 29, 2019 includes $251.6 million of net income from the release of uncertain tax position and related interest reserves and a $47.7 million Transition Tax charge. The fiscal quarter ended December 29, 2018 includes a $22.1 million Transition Tax charge. For details, refer to Note 15: “Income Taxes”.

[2] The fiscal quarter ended December 30, 2017, includes an incremental $22.0 million of revenue from beginning to recognize revenue with a certain distributor (less its estimate of future price adjustments and returns) upon shipment to the distributor (also referred to as the sell-in basis of revenue recognition). It also includes a $236.9 million provisional Transition Tax charge. For details, refer to Note 15: “Income Taxes”.