Special Charges (Summary Of Activity Related To Special Charge Restructuring Accrual) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Fixed Asset Charges [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges	$ 25	$ 14	$ 41
Manuf and Supply Optimization Plan [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0
Special charges	32
Non-cash charges used	(5)
Cash payments	(7)
Balance at ending	20
Manuf and Supply Optimization Plan [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges	7
Manuf and Supply Optimization Plan [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges	25
Manuf and Supply Optimization Plan [Member] | Employee Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0
Non-cash charges used	0
Cash payments	(5)
Balance at ending	14
Manuf and Supply Optimization Plan [Member] | Employee Termination Costs [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, severance and benefit costs	7
Manuf and Supply Optimization Plan [Member] | Employee Termination Costs [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, severance and benefit costs	12
Manuf and Supply Optimization Plan [Member] | Inventory Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0
Non-cash charges used	0
Cash payments	0
Balance at ending	0
Manuf and Supply Optimization Plan [Member] | Inventory Charges [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, inventory obsolescence charges	0
Manuf and Supply Optimization Plan [Member] | Inventory Charges [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, inventory obsolescence charges	0
Manuf and Supply Optimization Plan [Member] | Fixed Asset Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0
Non-cash charges used	(5)
Cash payments	0
Balance at ending	0
Manuf and Supply Optimization Plan [Member] | Fixed Asset Charges [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges	0
Manuf and Supply Optimization Plan [Member] | Fixed Asset Charges [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges	5
Manuf and Supply Optimization Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0
Non-cash charges used	0
Cash payments	(2)
Balance at ending	6
Manuf and Supply Optimization Plan [Member] | Other Restructuring [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, other	0
Manuf and Supply Optimization Plan [Member] | Other Restructuring [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, other	8
2012 Business Realignment Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	87	66	0
Special charges	108	220	185
Non-cash charges used	(28)	(47)	(61)
Cash payments	(125)	(152)	(59)
Foreign exchange rate impact	(4)		1
Balance at ending	38	87	66
2012 Business Realignment Restructuring Plan [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges	30	35	24
2012 Business Realignment Restructuring Plan [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges	78	185	161
2012 Business Realignment Restructuring Plan [Member] | Employee Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	54	58	0
Non-cash charges used	0	0	0
Cash payments	(69)	(79)	(52)
Foreign exchange rate impact	(3)		1
Balance at ending	26	54	58
2012 Business Realignment Restructuring Plan [Member] | Employee Termination Costs [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, severance and benefit costs	8	0	5
2012 Business Realignment Restructuring Plan [Member] | Employee Termination Costs [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, severance and benefit costs	36	75	104
2012 Business Realignment Restructuring Plan [Member] | Inventory Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0	0	0
Non-cash charges used	(8)	(30)	(17)
Cash payments	0	0	0
Foreign exchange rate impact	0		0
Balance at ending	0	0	0
2012 Business Realignment Restructuring Plan [Member] | Inventory Charges [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, inventory obsolescence charges	8	30	17
2012 Business Realignment Restructuring Plan [Member] | Inventory Charges [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, inventory obsolescence charges	0	0	0
2012 Business Realignment Restructuring Plan [Member] | Fixed Asset Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0	0	0
Non-cash charges used	(20)	(13)	(41)
Cash payments	0	0	0
Foreign exchange rate impact	0		0
Balance at ending	0	0	0
2012 Business Realignment Restructuring Plan [Member] | Fixed Asset Charges [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges	13	0	0
2012 Business Realignment Restructuring Plan [Member] | Fixed Asset Charges [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges	7	13	41
2012 Business Realignment Restructuring Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	33	8	0
Special charges, other	36	102	18
Non-cash charges used	0	(4)	(3)
Cash payments	(56)	(73)	(7)
Foreign exchange rate impact	(1)		0
Balance at ending	12	33	8
2012 Business Realignment Restructuring Plan [Member] | Other Restructuring [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, other	1	5	2
2012 Business Realignment Restructuring Plan [Member] | Other Restructuring [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, other	35	97	16
2011 Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	15	42	72
Special charges		24	102
Non-cash charges used		(1)	(17)
Cash payments	(13)	(50)	(115)
Foreign exchange rate impact			0
Balance at ending	2	15	42
2011 Restructuring Plan [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges			44
2011 Restructuring Plan [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges		24	58
2011 Restructuring Plan [Member] | Employee Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	9	25	54
Non-cash charges used		0	0
Cash payments	(9)	(21)	(68)
Foreign exchange rate impact			1
Balance at ending	0	9	25
2011 Restructuring Plan [Member] | Employee Termination Costs [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, severance and benefit costs			11
2011 Restructuring Plan [Member] | Employee Termination Costs [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, severance and benefit costs		5	27
2011 Restructuring Plan [Member] | Inventory Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0	0	0
Non-cash charges used		0	(13)
Cash payments	0	0	0
Foreign exchange rate impact			0
Balance at ending	0	0	0
2011 Restructuring Plan [Member] | Inventory Charges [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, inventory obsolescence charges			13
2011 Restructuring Plan [Member] | Inventory Charges [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, inventory obsolescence charges		0	0
2011 Restructuring Plan [Member] | Fixed Asset Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	0	0	0
Non-cash charges used		(1)	0
Cash payments	0	0	0
Foreign exchange rate impact			0
Balance at ending	0	0	0
2011 Restructuring Plan [Member] | Fixed Asset Charges [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges			0
2011 Restructuring Plan [Member] | Fixed Asset Charges [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, fixed asset impairment charges		1	0
2011 Restructuring Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Balance at beginning	6	17	18
Special charges, other			51
Non-cash charges used		0	(4)
Cash payments	(4)	(29)	(47)
Foreign exchange rate impact			(1)
Balance at ending	2	6	17
2011 Restructuring Plan [Member] | Other Restructuring [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, other			20
2011 Restructuring Plan [Member] | Other Restructuring [Member] | Operating Expense [Member]
Restructuring Cost and Reserve [Line Items]
Special charges, other		$ 18	$ 31