v3.3.1.900
Summary of Significant Accounting Policies (Details Textuals)
$ in Millions
 12 Months Ended
Jan. 03, 2016
USD ($)
Employee
Segment
Dec. 28, 2014
USD ($)
Dec. 29, 2013
USD ($)
Concentration of Credit Risk [Line Items]      
Number Of Employees Engaged In Company Activities Worldwide | Employee 127,100    
Number Of Business Segments | Segment 3    
Deferred Tax Liabilities, Net $ 7,159 $ 7,540  
Sales Return Reserve as a Percent to Sales 1.00% 1.00% 1.00%
Shipping, Handling and Transportation Costs $ 996 $ 1,068 $ 1,128
Revenue From Shipping And Handling As Percentage Of Sales less than 0.5%    
Advertising Expense $ 2,500 2,600 $ 2,500
Cumulative Amount Of Undistributed International Earnings 58,000 53,400  
Southern European Region [Member]      
Concentration of Credit Risk [Line Items]      
Accounts Receivable, Net 1,300 1,800  
Consumer Vision Care Diabetes Care And Certain Pharmaceutical And Medical Devices And Diagnostic Customers [Member] | Southern European Region [Member]      
Concentration of Credit Risk [Line Items]      
Accounts Receivable, Net 800 1,100  
Certain Distributors Of Pharmaceutical And Medical Devices And Diagnostic [Member] | Southern European Region [Member]      
Concentration of Credit Risk [Line Items]      
Accounts Receivable, Net $ 500 700  
Minimum [Member] | Software Development [Member]      
Concentration of Credit Risk [Line Items]      
Estimated useful lives of the assets 3 years    
Maximum [Member] | Software Development [Member]      
Concentration of Credit Risk [Line Items]      
Estimated useful lives of the assets 8 years    
International [Member]      
Concentration of Credit Risk [Line Items]      
Cash, Cash Equivalents, and Short-term Investments $ 38,200 32,900  
Adjustments for New Accounting Principle, Early Adoption [Member]      
Concentration of Credit Risk [Line Items]      
Deferred Tax Assets, Net, Current   3,600  
Deferred Tax Assets, Net, Noncurrent   2,800  
Deferred Tax Liabilities, Net   $ 800