Income Taxes Deferred tax assets and deferred tax liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Deferred Income Tax [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	$ 0	$ 13
Deferred Tax Liabilities Us State Income Taxes	34	43
Deferred Tax Assets Advertising And Promotion Related	17	15
Deferred Tax Assets Wages And Payroll Taxes	42	21
Deferred Tax Assets, Inventory	28	31
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits	403	366
Tax benefits of carryforwards	119	55
Deferred Tax Assets, Hedging Transactions	0	43
Deferred Tax Liabilities, Property, Plant and Equipment	318	345
Deferred Tax Liabilities, Intangible Assets	602	576
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation	38	35
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	41	42
Deferred taxes related to foreign earnings not considered indefinitely reinvested			$ 1
Deferred Tax Assets, Other	42	86
Deferred Tax Assets, Gross	730	707
Deferred Tax Liabilities, Gross	954	964
Deferred Tax Liabilities, Net	(355)	(320)
Deferred Tax Assets, Valuation Allowance	(131)	(63)	$ (51)	$ (61)
Deferred Tax Assets, Net of Valuation Allowance	599	644
Other Current Assets [Member]
Deferred Income Tax [Line Items]
Deferred Tax Assets, Net	0	227
Other Current Liabilities [Member]
Deferred Income Tax [Line Items]
Deferred Tax Liabilities, Net	0	(9)
Other Assets [Member]
Deferred Income Tax [Line Items]
Deferred Tax Assets, Net	170	147
Other Liabilities [Member]
Deferred Income Tax [Line Items]
Deferred Tax Liabilities, Net	$ (525)	$ (685)