v3.3.1.900
Fair Value Measurements (Details) - Designated as Hedging Instrument [Member] - USD ($)
$ in Millions
12 Months Ended
Jan. 03, 2016
Dec. 28, 2014
Summary of designated derivatives    
Gain/ (Loss) recognized in Accumulated OCI [1] $ (115) $ 92
Gain/ (Loss) reclassified from Accumulated OCI into income [1] 62 196
Gain/ (Loss) recognized in Other income/expense [2] 11 (3)
Foreign exchange contracts [Member] | Sales to customers [Member]    
Summary of designated derivatives    
Gain/ (Loss) recognized in Accumulated OCI [1],[3] (83) (106)
Gain/ (Loss) reclassified from Accumulated OCI into income [1],[3] (126) (3)
Gain/ (Loss) recognized in Other income/expense [2],[3] (5) (5)
Foreign exchange contracts [Member] | Cost of products sold [Member]    
Summary of designated derivatives    
Gain/ (Loss) recognized in Accumulated OCI [1],[3] (22) 58
Gain/ (Loss) reclassified from Accumulated OCI into income [1],[3] 122 204
Gain/ (Loss) recognized in Other income/expense [2],[3] 14 2
Foreign exchange contracts [Member] | Research and development expense [Member]    
Summary of designated derivatives    
Gain/ (Loss) recognized in Accumulated OCI [1],[3] (3) 39
Gain/ (Loss) reclassified from Accumulated OCI into income [1],[3] 6 7
Gain/ (Loss) recognized in Other income/expense [2],[3] 1 0
Foreign exchange contracts [Member] | Other Income Expense Net [Member]    
Summary of designated derivatives    
Gain/ (Loss) recognized in Accumulated OCI [1],[3] 33 80
Gain/ (Loss) reclassified from Accumulated OCI into income [1],[3] 60 3
Gain/ (Loss) recognized in Other income/expense [2],[3] 1 0
Cross currency interest rate swaps [Member] | Interest (income)/Interest expense, net [Member]    
Summary of designated derivatives    
Gain/ (Loss) recognized in Accumulated OCI [1],[4] (40) 21
Gain/ (Loss) reclassified from Accumulated OCI into income [1],[4] 0 (15)
Gain/ (Loss) recognized in Other income/expense [2],[4] $ 0 $ 0
[1] Effective portion
[2] Ineffective portion
[3] Forward foreign exchange contracts
[4] Cross currency interest rate swaps