Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Details) (Schedule of Available-for-Sale Securities)

v2.4.0.8
Financial Instruments (Details) (Schedule of Available-for-Sale Securities) (USD $)
In Millions, unless otherwise specified
Sep. 28, 2013
Dec. 29, 2012
Available-for-sale Securities [Line Items]    
Cash equivalents, at fair value $ 175 $ 477
Current marketable securities, at fair value 517 453
Noncurrent marketable securities, at fair value 121 181
Other assets, at fair value 31 24
Money Market Funds
   
Available-for-sale Securities [Line Items]    
Cash equivalents, at fair value 0 402
Noncurrent marketable securities, at fair value 0 13
Other assets, at fair value 18 10
Commercial Paper
   
Available-for-sale Securities [Line Items]    
Cash equivalents, at fair value 150 75
Current marketable securities, at fair value 452 324
Time Deposits
   
Available-for-sale Securities [Line Items]    
Cash equivalents, at fair value 25 0
Current marketable securities, at fair value 50 100
Auction Rate Securities
   
Available-for-sale Securities [Line Items]    
Current marketable securities, at fair value 15 28
Marketable Equity Securities
   
Available-for-sale Securities [Line Items]    
Current marketable securities, at fair value 0 1
Corporate Bonds
   
Available-for-sale Securities [Line Items]    
Noncurrent marketable securities, at fair value 121 168
Mutual Funds
   
Available-for-sale Securities [Line Items]    
Other assets, at fair value $ 13 $ 14