Special Charges - Summary Of Activity Related To Special Charge Restructuring Accrual (Details) - USD ($) $ in Millions	3 Months Ended				12 Months Ended
	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Apr. 04, 2015	Jan. 02, 2016
2016 Initiatives
Restructuring Reserve [Roll Forward]
Balance at beginning	$ 9	$ 29		$ 0	$ 0
Special charges, total	12	24	$ 34
Non-cash charges used		(7)			(2)
Cash payments	(10)	(37)			(3)
Balance at ending	11	9	29		29
2016 Initiatives | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Balance at beginning	8	29		0	0
Non-cash charges used		0			0
Cash payments	(6)	(32)			(2)
Balance at ending	8	8	29		29
2016 Initiatives | Inventory Charges
Restructuring Reserve [Roll Forward]
Balance at beginning	0	0		0	0
Non-cash charges used		(2)			(1)
Cash payments	0	0			0
Balance at ending	0	0	0		0
2016 Initiatives | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Balance at beginning	0	0		0	0
Special charges, fixed asset charges		5
Non-cash charges used		(5)			(1)
Cash payments	0	0			0
Balance at ending	0	0	0		0
2016 Initiatives | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Balance at beginning	1	0		0	0
Non-cash charges used		0			0
Cash payments	(4)	(5)			(1)
Balance at ending	3	1	0		0
2016 Initiatives | Cost of sales
Restructuring Reserve [Roll Forward]
Special charges, total	2	4			12
2016 Initiatives | Cost of sales | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Special charges, employee terminations costs	0	0			9
2016 Initiatives | Cost of sales | Inventory Charges
Restructuring Reserve [Roll Forward]
Special charges, inventory charges	0	2			1
2016 Initiatives | Cost of sales | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Special charges, fixed asset charges	0	1			1
2016 Initiatives | Cost of sales | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Special charges, other restructuring costs	2	1			1
2016 Initiatives | Operating Expense
Restructuring Reserve [Roll Forward]
Special charges, total	10	20			22
2016 Initiatives | Operating Expense | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Special charges, employee terminations costs	6	11			22
2016 Initiatives | Operating Expense | Inventory Charges
Restructuring Reserve [Roll Forward]
Special charges, inventory charges	0	0			0
2016 Initiatives | Operating Expense | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Special charges, fixed asset charges	0	4			0
2016 Initiatives | Operating Expense | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Special charges, other restructuring costs	4	5			0
Manufacturing and Supply Chain Optimization Plan
Restructuring Reserve [Roll Forward]
Balance at beginning	9	17		20	20
Special charges, total	2	1			78
Non-cash charges used					(18)
Cash payments	(5)	(9)			(62)
Balance at ending	6	9	17		17
Manufacturing and Supply Chain Optimization Plan | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Balance at beginning	8	11		14	14
Non-cash charges used					0
Cash payments	(3)	(3)			(27)
Balance at ending	5	8	11		11
Manufacturing and Supply Chain Optimization Plan | Inventory Charges
Restructuring Reserve [Roll Forward]
Balance at beginning	0	0		0	0
Non-cash charges used					(3)
Cash payments	0	0			0
Balance at ending	0	0	0		0
Manufacturing and Supply Chain Optimization Plan | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Balance at beginning	0	0		0	0
Non-cash charges used					(15)
Cash payments	0	0			0
Balance at ending	0	0	0		0
Manufacturing and Supply Chain Optimization Plan | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Balance at beginning	1	6		6	6
Non-cash charges used					0
Cash payments	(2)	(6)			(35)
Balance at ending	1	1	6		6
Manufacturing and Supply Chain Optimization Plan | Cost of sales
Restructuring Reserve [Roll Forward]
Special charges, total	1	1			29
Manufacturing and Supply Chain Optimization Plan | Cost of sales | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Special charges, employee terminations costs	0	0			4
Manufacturing and Supply Chain Optimization Plan | Cost of sales | Inventory Charges
Restructuring Reserve [Roll Forward]
Special charges, inventory charges	0	0			3
Manufacturing and Supply Chain Optimization Plan | Cost of sales | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Special charges, fixed asset charges	0	0			15
Manufacturing and Supply Chain Optimization Plan | Cost of sales | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Special charges, other restructuring costs	1	1			7
Manufacturing and Supply Chain Optimization Plan | Operating Expense
Restructuring Reserve [Roll Forward]
Special charges, total	1				49
Manufacturing and Supply Chain Optimization Plan | Operating Expense | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Special charges, employee terminations costs	0				20
Manufacturing and Supply Chain Optimization Plan | Operating Expense | Inventory Charges
Restructuring Reserve [Roll Forward]
Special charges, inventory charges	0				0
Manufacturing and Supply Chain Optimization Plan | Operating Expense | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Special charges, fixed asset charges	0				0
Manufacturing and Supply Chain Optimization Plan | Operating Expense | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Special charges, other restructuring costs	1				29
2012 Business Realignment Restructuring Plan
Restructuring Reserve [Roll Forward]
Balance at beginning	9	10		38	38
Special charges, total					14
Non-cash charges used		1			(5)
Cash payments	(1)				(35)
Foreign exchange rate impact					(2)
Balance at ending	8	9	10		10
2012 Business Realignment Restructuring Plan | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Balance at beginning	3	3		26	26
Non-cash charges used		0			0
Cash payments	(1)				(25)
Foreign exchange rate impact					(2)
Balance at ending	2	3	3		3
2012 Business Realignment Restructuring Plan | Inventory Charges
Restructuring Reserve [Roll Forward]
Balance at beginning	0	0		0	0
Non-cash charges used		1			(3)
Cash payments	0				0
Foreign exchange rate impact					0
Balance at ending	0	0	0		0
2012 Business Realignment Restructuring Plan | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Balance at beginning	0	0		0	0
Special charges, fixed asset charges				1
Non-cash charges used		0			(2)
Cash payments	0				0
Foreign exchange rate impact					0
Balance at ending	0	0	0		0
2012 Business Realignment Restructuring Plan | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Balance at beginning	6	7		$ 12	12
Non-cash charges used		0			0
Cash payments	0				(10)
Foreign exchange rate impact					0
Balance at ending	$ 6	6	$ 7		7
2012 Business Realignment Restructuring Plan | Cost of sales
Restructuring Reserve [Roll Forward]
Special charges, total		(2)			5
2012 Business Realignment Restructuring Plan | Cost of sales | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Special charges, employee terminations costs		0			2
2012 Business Realignment Restructuring Plan | Cost of sales | Inventory Charges
Restructuring Reserve [Roll Forward]
Special charges, inventory charges		(1)			3
2012 Business Realignment Restructuring Plan | Cost of sales | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Special charges, fixed asset charges		0			0
2012 Business Realignment Restructuring Plan | Cost of sales | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Special charges, other restructuring costs		$ (1)			0
2012 Business Realignment Restructuring Plan | Operating Expense
Restructuring Reserve [Roll Forward]
Special charges, total					9
2012 Business Realignment Restructuring Plan | Operating Expense | Employee Termination Costs
Restructuring Reserve [Roll Forward]
Special charges, employee terminations costs					2
2012 Business Realignment Restructuring Plan | Operating Expense | Inventory Charges
Restructuring Reserve [Roll Forward]
Special charges, inventory charges					0
2012 Business Realignment Restructuring Plan | Operating Expense | Fixed Asset Charges
Restructuring Reserve [Roll Forward]
Special charges, fixed asset charges					2
2012 Business Realignment Restructuring Plan | Operating Expense | Other Restructuring Costs
Restructuring Reserve [Roll Forward]
Special charges, other restructuring costs					$ 5