Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Financial Instruments Measured On Recurring Basis) (Details)

v2.3.0.15
Financial Instruments (Financial Instruments Measured On Recurring Basis) (Details) (USD $)
In Millions
Oct. 01, 2011
Dec. 25, 2010
Portion At Fair Value, Fair Value Disclosure [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Total assets measured at fair value $ 1,715 $ 1,669
Portion At Fair Value, Fair Value Disclosure [Member] | Foreign Currency Derivative Contracts [Member] | Accrued Liabilities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Classified as accrued liabilities - Foreign currency derivative contracts (7) (3)
Portion At Fair Value, Fair Value Disclosure [Member] | Foreign Currency Derivative Contracts [Member] | Accrued Liabilities [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Classified as accrued liabilities - Foreign currency derivative contracts (7) (3)
Portion At Fair Value, Fair Value Disclosure [Member] | Accrued Liabilities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Total liabilities measured at fair value (7) (3)
Portion At Fair Value, Fair Value Disclosure [Member] | Accrued Liabilities [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Total liabilities measured at fair value (7) (3)
Portion At Fair Value, Fair Value Disclosure [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Total assets measured at fair value 401 443
Portion At Fair Value, Fair Value Disclosure [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Total assets measured at fair value 1,269 1,169
Portion At Fair Value, Fair Value Disclosure [Member] | Significant Unobservable Inputs (Level 3) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Total assets measured at fair value 45 57
Cash Equivalents [Member] | Money Market Funds [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 362 405
Cash Equivalents [Member] | Money Market Funds [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 362 405
Other Assets [Member] | Money Market Funds [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Other assets 10 29
Other Assets [Member] | Money Market Funds [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Other assets 10 29
Long-Term Marketable Securities [Member] | Money Market Funds [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 29  
Long-Term Marketable Securities [Member] | Money Market Funds [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 29  
Long-Term Marketable Securities [Member] | Corporate Bonds [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 21  
Long-Term Marketable Securities [Member] | Corporate Bonds [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 21  
Cash Equivalents [Member] | Commercial Paper [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 111 51
Cash Equivalents [Member] | Commercial Paper [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 111 51
Current Marketable Securities [Member] | Commercial Paper [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 952 983
Current Marketable Securities [Member] | Commercial Paper [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 952 983
Current Marketable Securities [Member] | Time Deposits [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 185 135
Current Marketable Securities [Member] | Time Deposits [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 185 135
Current Marketable Securities [Member] | Equity Securities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities   8
Current Marketable Securities [Member] | Equity Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities   8
Other Assets [Member] | Equity Securities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Other assets   1
Other Assets [Member] | Equity Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Other assets   1
Current Marketable Securities [Member] | Auction Rate Securities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 45 57
Current Marketable Securities [Member] | Auction Rate Securities [Member] | Significant Unobservable Inputs (Level 3) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 45 57
Cash Equivalents [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 473 456
Cash Equivalents [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 362 405
Cash Equivalents [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Cash equivalents 111 51
Current Marketable Securities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 1,182 1,183
Current Marketable Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities   8
Current Marketable Securities [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 1,137 1,118
Current Marketable Securities [Member] | Significant Unobservable Inputs (Level 3) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 45 57
Other Assets [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Other assets 10 30
Other Assets [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Other assets 10 30
Long-Term Marketable Securities [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 50  
Long-Term Marketable Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities 29  
Long-Term Marketable Securities [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Schedule of Available-for-sale Securities and Other Financial Instruments [Line Items]    
Marketable securities $ 21