Fair Value Measurements (Details Textuals) - USD ($) $ in Millions		3 Months Ended		6 Months Ended		12 Months Ended
		Jul. 03, 2016	Jun. 28, 2015	Jul. 03, 2016	Jun. 28, 2015	Jan. 03, 2016
Derivative [Line Items]
Available-for-sale Securities, Equity Securities	[1]	$ 1,276		$ 1,276		$ 1,494	[2]
Foreign currency translation		(295)	$ 903	584	$ (1,660)
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax		(7,851)		(7,851)		(8,435)
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax		$ (365)		$ (365)		(36)
Maximum Length of Time Hedged in Foreign Currency Cash Flow Hedge				18 months
Fair Value Measurements (Textuals)
Reclassification of foreign exchange contracts into earnings, period				next 12 months
Weighted average interest rate on non-current debt		3.30%		3.30%
Excess Of Fair Value Over Carrying Value Of Debt						1,700
Other income/(expense), net, related to foreign exchange contracts, non hedging		$ (36)	$ 124	$ (41)	$ 40
Interest Rate Contract
Derivative [Line Items]
Derivative notional amounts outstanding		2,200		2,200
Fair Value Measurements (Textuals)
Derivative Liability, Noncurrent		314		314		239
Foreign exchange contracts
Derivative [Line Items]
Derivative notional amounts outstanding		31,600		31,600
Cross currency interest rate swaps
Derivative [Line Items]
Derivative notional amounts outstanding		2,300		2,300
Equity Contract
Derivative [Line Items]
Derivative notional amounts outstanding		500		500
Fair Value Measurements (Textuals)
Derivative Liability, Noncurrent		41		41
Equity Securities [Member]
Derivative [Line Items]
Available-for-sale Securities, Equity Securities		530		530		528
Fair Value Measurements (Textuals)
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax		767		767		979
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax		21		21		$ 13
Other Current Assets [Member] | Equity Securities [Member]
Derivative [Line Items]
Available-for-sale Securities, Equity Securities		$ 272		272
Other Comprehensive Income (Loss) [Member]
Derivative [Line Items]
Foreign currency translation				$ 116

[1] Classified as non-current other assets with the exception of $272 million of current other assets for July 3, 2016. The carrying amount of the equity investments were $530 million and $528 million as of July 3, 2016 and January 3, 2016, respectively. The unrealized gains were $767 million and $979 million as of July 3, 2016 and January 3, 2016, respectively. The unrealized losses were $21 million and $13 million as of July 3, 2016 and January 3, 2016, respectively

[2] 2015 assets and liabilities are all classified as Level 2 with the exception of equity investments of $1,494 million, which are classified as Level 1.