Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 29, 2019	Sep. 29, 2019	Sep. 30, 2018
Income Tax (Textuals)
Worldwide effective income tax rate (as a percent)		15.30%	17.60%
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent	3.00%
Effective Income Tax Rate Reconciliation, Tax Settlement, Percent	2.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	23.00%
Unrecognized tax benefits	$ 3,600	$ 3,600
Unrecognized Tax Benefits, Increase	200
Income tax benefit, TRAF	400
TRAF tax expense related to remeasurement of deferred taxes	360
Deferred tax asset related to TRAF	1,200
Deferred tax expense related to TRAF	$ 450

Federal Act On Tax Reform And AHV Financing, Change In Tax Rate, Income Tax Expense (Benefit)

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Federal Act On Tax Reform And AHV Financing, Deferred Tax Asset

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Federal Act On Tax Reform And AHV Financing, GILTI Remeasurement, Income Tax Expense (Benefit)

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Federal Act On Tax Reform And AHV Financing, Income Tax Expense (Benefit)

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Income Tax Textuals Abstract.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of the difference, between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, that is attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority interest income (expense), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, change in enacted tax rate, prior year income taxes, change in deferred tax asset valuation allowance, and other adjustments.

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Amount of unrecognized tax benefits.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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