Special Charges (Summary of Activity Related to Special Charge Restructuring Accrual) (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Jan. 02, 2016
Jan. 02, 2016
Jan. 03, 2015
Dec. 28, 2013
Fixed Asset Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   $ 18 $ 25 $ 14
2016 Initiatives [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0    
Special charges, total $ 34      
Non-cash charges used   (2)    
Cash payments   (3)    
Balance at ending 29 29 0  
2016 Initiatives [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   12    
2016 Initiatives [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   22    
2016 Initiatives [Member] | Employee Termination Costs [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0    
Non-cash charges used   0    
Cash payments   (2)    
Balance at ending 29 29 0  
2016 Initiatives [Member] | Employee Termination Costs [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   9    
2016 Initiatives [Member] | Employee Termination Costs [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   22    
2016 Initiatives [Member] | Inventory Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0    
Non-cash charges used   (1)    
Cash payments   0    
Balance at ending 0 0 0  
2016 Initiatives [Member] | Inventory Charges [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   1    
2016 Initiatives [Member] | Inventory Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   0    
2016 Initiatives [Member] | Fixed Asset Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0    
Non-cash charges used   (1)    
Cash payments   0    
Balance at ending 0 0 0  
2016 Initiatives [Member] | Fixed Asset Charges [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   1    
2016 Initiatives [Member] | Fixed Asset Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   0    
2016 Initiatives [Member] | Other Restructuring [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0    
Non-cash charges used   0    
Cash payments   (1)    
Balance at ending 0 0 0  
2016 Initiatives [Member] | Other Restructuring [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   1    
2016 Initiatives [Member] | Other Restructuring [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   0    
Manufacturing and Supply Optimization Plan [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   20 0  
Special charges, total   78 32  
Non-cash charges used   (18) (5)  
Cash payments   (62) (7)  
Foreign exchange rate impact   (1)    
Balance at ending 17 17 20 0
Manufacturing and Supply Optimization Plan [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   29 7  
Manufacturing and Supply Optimization Plan [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   49 25  
Manufacturing and Supply Optimization Plan [Member] | Employee Termination Costs [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   14 0  
Non-cash charges used   0 0  
Cash payments   (27) (5)  
Foreign exchange rate impact   0    
Balance at ending 11 11 14 0
Manufacturing and Supply Optimization Plan [Member] | Employee Termination Costs [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   4 7  
Manufacturing and Supply Optimization Plan [Member] | Employee Termination Costs [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   20 12  
Manufacturing and Supply Optimization Plan [Member] | Inventory Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 0  
Non-cash charges used   (3) 0  
Cash payments   0 0  
Foreign exchange rate impact   0    
Balance at ending 0 0 0 0
Manufacturing and Supply Optimization Plan [Member] | Inventory Charges [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   3 0  
Manufacturing and Supply Optimization Plan [Member] | Inventory Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   0 0  
Manufacturing and Supply Optimization Plan [Member] | Fixed Asset Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 0  
Non-cash charges used   (15) (5)  
Cash payments   0 0  
Foreign exchange rate impact   0    
Balance at ending 0 0 0 0
Manufacturing and Supply Optimization Plan [Member] | Fixed Asset Charges [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   15 0  
Manufacturing and Supply Optimization Plan [Member] | Fixed Asset Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   0 5  
Manufacturing and Supply Optimization Plan [Member] | Other Restructuring [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   6 0  
Non-cash charges used   0 0  
Cash payments   (35) (2)  
Foreign exchange rate impact   (1)    
Balance at ending 6 6 6 0
Manufacturing and Supply Optimization Plan [Member] | Other Restructuring [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   7 0  
Manufacturing and Supply Optimization Plan [Member] | Other Restructuring [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   29 8  
2012 Business Realignment Restructuring Plan [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   38 87 66
Special charges, total   14 108 220
Non-cash charges used   (5) (28) (47)
Cash payments   (35) (125) (152)
Foreign exchange rate impact   (2) (4)  
Balance at ending 10 10 38 87
2012 Business Realignment Restructuring Plan [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   5 30 35
2012 Business Realignment Restructuring Plan [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   9 78 185
2012 Business Realignment Restructuring Plan [Member] | Employee Termination Costs [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   26 54 58
Non-cash charges used   0 0 0
Cash payments   (25) (69) (79)
Foreign exchange rate impact   (2) (3)  
Balance at ending 3 3 26 54
2012 Business Realignment Restructuring Plan [Member] | Employee Termination Costs [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   2 8 0
2012 Business Realignment Restructuring Plan [Member] | Employee Termination Costs [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   2 36 75
2012 Business Realignment Restructuring Plan [Member] | Inventory Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 0 0
Non-cash charges used   (3) (8) (30)
Cash payments   0 0 0
Foreign exchange rate impact   0 0  
Balance at ending 0 0 0 0
2012 Business Realignment Restructuring Plan [Member] | Inventory Charges [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   3 8 30
2012 Business Realignment Restructuring Plan [Member] | Inventory Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   0 0 0
2012 Business Realignment Restructuring Plan [Member] | Fixed Asset Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 0 0
Non-cash charges used   (2) (20) (13)
Cash payments   0 0 0
Foreign exchange rate impact   0 0  
Balance at ending 0 0 0 0
2012 Business Realignment Restructuring Plan [Member] | Fixed Asset Charges [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   0 13 0
2012 Business Realignment Restructuring Plan [Member] | Fixed Asset Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   2 7 13
2012 Business Realignment Restructuring Plan [Member] | Other Restructuring [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   12 33 8
Special charges, other restructuring costs     36 102
Non-cash charges used   0 0 (4)
Cash payments   (10) (56) (73)
Foreign exchange rate impact   0 (1)  
Balance at ending 7 7 12 33
2012 Business Realignment Restructuring Plan [Member] | Other Restructuring [Member] | Cost of Sales [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   0 1 5
2012 Business Realignment Restructuring Plan [Member] | Other Restructuring [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   5 35 97
2011 Restructuring Plan [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   2 15 42
Non-cash charges used       (1)
Cash payments   (1) (13) (50)
Balance at ending 0 0 2 15
2011 Restructuring Plan [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, total   (1)   24
2011 Restructuring Plan [Member] | Employee Termination Costs [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 9 25
Non-cash charges used       0
Cash payments   0 (9) (21)
Balance at ending 0 0 0 9
2011 Restructuring Plan [Member] | Employee Termination Costs [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, employee termination costs   0   5
2011 Restructuring Plan [Member] | Inventory Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 0 0
Non-cash charges used       0
Cash payments   0 0 0
Balance at ending 0 0 0 0
2011 Restructuring Plan [Member] | Inventory Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, inventory charges   0   0
2011 Restructuring Plan [Member] | Fixed Asset Charges [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   0 0 0
Non-cash charges used       (1)
Cash payments   0 0 0
Balance at ending 0 0 0 0
2011 Restructuring Plan [Member] | Fixed Asset Charges [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, fixed asset charges   0   1
2011 Restructuring Plan [Member] | Other Restructuring [Member]        
Restructuring Reserve [Roll Forward]        
Balance at beginning   2 6 17
Non-cash charges used       0
Cash payments   (1) (4) (29)
Balance at ending $ 0 0 $ 2 6
2011 Restructuring Plan [Member] | Other Restructuring [Member] | Special Charges [Member]        
Restructuring Reserve [Roll Forward]        
Special charges, other restructuring costs   $ (1)   $ 18