Quarterly report pursuant to Section 13 or 15(d)

Hedging Transactions and Derivative Financial Instruments (Details)

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Hedging Transactions and Derivative Financial Instruments (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Mar. 29, 2013
Dec. 31, 2012
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value $ 628 $ 491
Derivative instruments, liabilities, designated and qualified, part of hedging relationship, fair value 54 62
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 234 139
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 92 71
Cash Flow Hedging Strategy    
Maximum length of time over which future cash flow exposures are hedged (in years) 3  
Notional value, derivatives designated and qualifying, foreign currency cash flow hedges 5,327 4,715
Notional value, derivatives designated and qualifying, commodity cash flow hedges 12 17
Notional Amount of Interest Rate Cash Flow Hedge Derivatives 2,215 1,764
Foreign currency contracts | Prepaid expenses and other assets
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value 248 149
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 36 19
Foreign currency contracts | Other Assets
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value 56 0
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 117 42
Foreign currency contracts | Accounts payable and accrued expenses
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, liabilities, designated and qualified, part of hedging relationship, fair value 33 55
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 20 24
Foreign currency contracts | Other Liabilities
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, liabilities, designated and qualified, part of hedging relationship, fair value 14 0
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 20 1
Commodity contracts | Prepaid expenses and other assets
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value 1 0
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 71 72
Commodity contracts | Accounts payable and accrued expenses
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, liabilities, designated and qualified, part of hedging relationship, fair value 0 1
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 50 43
Commodity contracts | Other Liabilities
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 2 1
Interest Rate Contracts | Prepaid expenses and other assets
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value 10 7
Interest Rate Contracts | Other Assets
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value 313 335
Interest Rate Contracts | Other Liabilities
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, liabilities, designated and qualified, part of hedging relationship, fair value 7 6
Other derivative instruments | Prepaid expenses and other assets
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 10 6
Other derivative instruments | Accounts payable and accrued expenses
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value $ 0 $ 2