Integration and Restructuring Expenses Additional Information (Details) $ in Millions			3 Months Ended		9 Months Ended		15 Months Ended	40 Months Ended
	Sep. 13, 2016 factory	Nov. 04, 2015 factory	Oct. 02, 2016 USD ($)	Sep. 27, 2015 USD ($)	Oct. 02, 2016 USD ($) employee	Sep. 27, 2015 USD ($)	Oct. 02, 2016 USD ($) employee	Oct. 02, 2016 USD ($) employee
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred costs			$ 237	$ 482	$ 781	$ 587
Integration Program
Restructuring Cost and Reserve [Line Items]
Restructuring, expected costs			$ 1,900		$ 1,900		$ 1,900	$ 1,900
Restructuring and related cost, expected cost, classified as costs of products sold, percent			60.00%		60.00%		60.00%	60.00%
Restructuring and related cost, incurred costs			$ 222		$ 722		$ 1,600
Restructuring and related cost, expected cost, cash expenditures, percent			60.00%		60.00%		60.00%	60.00%
Number, positions eliminated | employee							3,250
Restructuring Activities
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred costs			$ 15		$ 59
Number, positions eliminated | employee								8,250
Severance and Employee Benefit Costs | Integration Program
Restructuring Cost and Reserve [Line Items]
Restructuring, expected costs			650		$ 650		$ 650	$ 650
Restructuring and related cost, expected number of positions eliminated | employee					3,350
Restructuring and related cost, incurred costs			56		$ 114		676
Severance and Employee Benefit Costs | Restructuring Activities
Restructuring Cost and Reserve [Line Items]
Restructuring, costs incurred to date			569		569		569	569
Asset-Related Costs | Integration Program
Restructuring Cost and Reserve [Line Items]
Restructuring, expected costs			1,100		$ 1,100		1,100	1,100
Restructuring and related cost, expected number of positions eliminated | employee					1,900
Restructuring and related activities, number of facilities eliminated | factory	6	7
Restructuring and related cost, incurred costs			98		$ 403		539
Asset-Related Costs | Restructuring Activities
Restructuring Cost and Reserve [Line Items]
Restructuring, costs incurred to date			337		337		337	337
Other Exit Costs | Integration Program
Restructuring Cost and Reserve [Line Items]
Restructuring, expected costs			150		150		150	150
Restructuring and related cost, incurred costs			15		40		95
Other Exit Costs | Restructuring Activities
Restructuring Cost and Reserve [Line Items]
Restructuring, costs incurred to date			390		390		390	$ 390
Other Implementation Costs | Integration Program
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, incurred costs			$ 53		$ 165		$ 241