Accounting Policies (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Accounting Policies and New Accounting Standards [Line Items]
Income tax examination percentage likelihood of being realized upon settlement	50.00%
Maximum length of time, forward contracts and options	18 months
Maximum length of time hedged in price risk cash flow hedge	18 months
Payables Placed On Tracking System	$ 850	$ 677
Payables Financed By Participating Suppliers	674	507
Excess Tax Benefit From Share Based Compensation		36
Excess Tax Benefit from Share-based Compensation, Operating Activities	4	36
Excess Tax Benefit from Share-based Compensation, Financing Activities			$ 14
Deferred Tax Assets, Net, Current			227
Deferred Tax Liabilities, Net, Current			(9)
Reductions credited to income tax expense	(28)	(4)	$ (7)
Income tax credits and adjustments, transfer of intellectual property	$ 39
GILTI percentage excess of shareholder net tested income	50.00%
Percentage of taxes paid for tested income of controlled foreign corporations	80.00%
Minimum
Accounting Policies and New Accounting Standards [Line Items]
Expected rates of return	25th
Maximum
Accounting Policies and New Accounting Standards [Line Items]
Expected rates of return	75th
Machinery and Equipment [Member] | Minimum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	5 years
Machinery and Equipment [Member] | Maximum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	30 years
Office Equipment [Member] | Minimum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	4 years
Office Equipment [Member] | Maximum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	5 years
Computer Equipment and Capitalized Software [Member] | Minimum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Computer Equipment and Capitalized Software [Member] | Maximum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	7 years
Building [Member] | Minimum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	30 years
Building [Member] | Maximum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	50 years
Building Components [Member] | Minimum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	15 years
Building Components [Member] | Maximum
Accounting Policies and New Accounting Standards [Line Items]
Property, Plant and Equipment, Useful Life	25 years
COGS [Member]
Accounting Policies and New Accounting Standards [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ 325	(54)
SGA [Member]
Accounting Policies and New Accounting Standards [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	217	(26)
Other Income (Expense), Net
Accounting Policies and New Accounting Standards [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ (542)	$ 80