Income Tax Expense - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
Oct. 04, 2019	Sep. 28, 2018
Income Tax Disclosure [Line Items]
U.S. Federal statutory rate	21.00%
Provisional income tax expense (benefit) related to remeasurement of deferred tax balances		$ 52
Unrecognized tax benefits	$ 691
Penalties and interest accrued on unrecognized tax benefits	126
Potential payables related to unrecognized tax benefits	698
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	516
Internal Revenue Service (IRS) \| Tax Years 2010 Through 2012
Income Tax Disclosure [Line Items]
Federal tax, subject to interest	$ 549

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Estimated amount of loss resulting from an adverse tax position.

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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Income Tax Disclosure [Line Items]

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Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Income Tax Expense (Benefit), Incomplete Accounting, Provisional Amount

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Unrecognized Tax Benefits Payable

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