Income Tax Expense - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended	12 Months Ended			30 Months Ended
	May 04, 2020	Jul. 03, 2020	Jul. 03, 2020	Jun. 28, 2019	Jun. 29, 2018	Jul. 03, 2020	Jun. 30, 2017
Income Tax Disclosure [Line Items]
Payables related to unrecognized tax benefits		$ 720	$ 720	$ 699	$ 508	$ 720
Income tax holiday, aggregate amount			$ 464	$ 393	$ 519
Income tax benefits (in dollars in share)			$ 1.54	$ 1.33	$ 1.69
Income tax expense (benefit)			$ 204	$ 467	$ 1,410
Valuation allowance, deferred tax asset, increase (decrease), amount			$ 5
U.S. Federal statutory rate		28.00%	21.00%	21.00%	28.00%	21.00%
Unrecognized tax benefits		$ 717	$ 717	$ 695	$ 551	$ 717	$ 522
Penalties and interest accrued on unrecognized tax benefits		137	137	$ 123	$ 110	137
State and Local Jurisdiction
Income Tax Disclosure [Line Items]
Operating loss carryforward, valuation allowance		349	349			349
Tax credit carryforward, valuation allowance		2	2			2
Domestic Tax Authority
Income Tax Disclosure [Line Items]
Operating loss carryforward, valuation allowance		128	128			128
Tax credit carryforward, valuation allowance		$ 27	27			$ 27
Internal Revenue Service (IRS)
Income Tax Disclosure [Line Items]
Federal tax related to adjustments for transfer pricing			535
Internal Revenue Service (IRS) | Tax Year 2008 Through 2009
Income Tax Disclosure [Line Items]
Federal tax, subject to interest	$ 340		516
Internal Revenue Service (IRS) | Tax Years 2010 Through 2012
Income Tax Disclosure [Line Items]
Federal tax, subject to interest			$ 549