Income Taxes Deferred tax assets and deferred tax liabilities (Details) - USD ($) $ in Millions	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Deferred Income Tax [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	$ 7	$ 0
Deferred Tax Liabilities Us State Income Taxes	0	6
Deferred Tax Assets Advertising And Promotion Related	13	11
Deferred Tax Assets Wages And Payroll Taxes	26	15
Deferred Tax Assets, Inventory	17	17
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits	118	143
Tax benefits of carryforwards	329	279
Deferred Tax Assets, Hedging Transactions	49	0
Deferred Tax Liabilities, Hedging Transactions	0	18
Deferred Tax Liabilities, Property, Plant and Equipment	234	217
Deferred Tax Liabilities, Operating Lease Right-of-Use Assets	141	111
Deferred Tax Asset, Operating Lease Liabilities	136	111
Deferred Tax Liabilities, Intangible Assets	527	526
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation	18	19
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	32	29
Deferred Tax Assets, Other	41	36
Deferred Tax Assets, Gross	786	660
Deferred Tax Liabilities, Gross	902	878
Deferred Tax Liabilities, Net	(308)	(364)
Deferred Tax Assets, Valuation Allowance	(192)	(146)	$ (166)	$ (153)
Deferred Tax Assets, Net of Valuation Allowance	594	514
Other Assets [Member]
Deferred Income Tax [Line Items]
Deferred Tax Assets, Net	254	231
Other liabilities
Deferred Income Tax [Line Items]
Deferred Tax Liabilities, Net	$ (562)	$ (595)