Supplemental Financial Statement Data Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Supplemental Financial Statement Data [Abstract]
Accounts Receivable, Gross, Current	$ 1,169	$ 1,101
Allowance for Doubtful Accounts Receivable, Current	(8)	(7)	$ (5)	$ (6)
Income Taxes Receivable	27	16
Other Receivables	156	166
Accounts Receivable, Net, Current	1,344	1,276
Inventory, Raw Materials and Supplies, Gross	315	327
Inventory, Finished Goods and Work in Process, Net of Reserves	935	952
Inventory, Net	1,250	1,279
Deferred Tax Assets, Net of Valuation Allowance, Current	227	184
Other Prepaid Expense, Current	164	158
Other Assets, Current	391	342
Land	142	105
Buildings and Improvements, Gross	2,076	2,154
Machinery and Equipment, Gross	5,617	6,017
Capitalized Computer Software, Gross	328	327
Construction in Progress, Gross	694	692
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(5,236)	(5,526)
Property, Plant and Equipment, Net	3,621	3,769	3,856
Other Finite And Indefinite Lived Intangible Assets	2,315	2,338
Finite-Lived Intangible Assets, Accumulated Amortization	(47)	(43)	$ (34)
Intangible Assets, Net (Excluding Goodwill)	2,268	2,295
Other Assets	231	250
Other Assets, Noncurrent	485	527
Assets, Noncurrent	716	777
Accrued Income Taxes, Current	42	39
Accrued Salaries, Current	325	320
Accrued advertising and promotion	447	446
Other Accrued Liabilities, Current	548	596
Other Liabilities, Current	1,362	1,401
Nonpension postretirement benefits	77	82
Liabilities, Other than Long-term Debt, Noncurrent	391	418
Other liabilities	$ 468	$ 500