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
Jun. 29, 2012
Dec. 31, 2011
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value $ 548 $ 418
Derivative instruments, liabilities, designated and qualified, part of hedging relationship, fair value 44 42
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 116 88
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 207 164
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 4,306 5,158
Notional value, derivatives designated and qualifying, commodity cash flow hedges 15 26
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 232 170
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 72 29
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 40 41
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 132 116
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 2
Derivative instruments, assets, not designated and qualified, part of hedging relationship, fair value 37 54
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 4 1
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value 75 47
Interest rate swaps | Other Assets [Member]
    
Fair Value, Derivatives Designated and Not Designated as Hedges    
Derivative instruments, assets, designated and qualified, part of hedging relationship, fair value 315 246
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 7 5
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 $ 1