v2.4.0.6
Financial Instruments and Fair Value Measurements (Details 3) (USD $)
In Millions, unless otherwise specified
 0 Months Ended 12 Months Ended
Jul. 07, 2010
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2008
Options | Exchange Traded Net (Short) and Long
        
Derivative        
Volumes of open agricultural commodities derivative positions (in Metric Tons)   (381,870)    
Open ocean freight positions (in Hire Days)   680    
Open natural gas energy positions (in MMBtus)   1,264,351    
Open other energy positions (in Metric Tons)   40,815    
Options | Non-exchange Traded (Short) Position
        
Derivative        
Delta amount of open foreign exchange positions   $ (24)    
Volumes of open agricultural commodities derivative positions (in Metric Tons)   (199,531)    
Open natural gas energy positions (in MMBtus)   (102,319)    
Options | Non-exchange Traded Long Position
        
Derivative        
Delta amount of open foreign exchange positions   1    
Volumes of open agricultural commodities derivative positions (in Metric Tons)   214,313    
Open other energy positions (in Metric Tons)   119,046    
Forwards | Exchange Traded Net (Short) and Long
        
Derivative        
Notional amounts of open foreign exchange positions   (111)    
Open ocean freight positions (in Hire Days)   (3,874)    
Forwards | Non-exchange Traded (Short) Position
        
Derivative        
Notional amounts of open foreign exchange positions   (6,710)    
Volumes of open agricultural commodities derivative positions (in Metric Tons)   (21,829,007)    
Open ocean freight positions (in Hire Days)   (365)    
Open other energy positions (in Metric Tons)   (1,175,045)    
Forwards | Non-exchange Traded Long Position
        
Derivative        
Notional amounts of open foreign exchange positions   4,528    
Volumes of open agricultural commodities derivative positions (in Metric Tons)   31,258,483    
Open other energy positions (in Metric Tons)   6,657,552    
Swaps | Non-exchange Traded (Short) Position
        
Derivative        
Notional amounts of open foreign exchange positions   (176)    
Volumes of open agricultural commodities derivative positions (in Metric Tons)   (4,767,258)    
Open natural gas energy positions (in MMBtus)   (25,000)    
Open other energy positions (in Metric Tons)   (137,000)    
Swaps | Non-exchange Traded Long Position
        
Derivative        
Notional amounts of open foreign exchange positions   136    
Volumes of open agricultural commodities derivative positions (in Metric Tons)   408,233    
Open natural gas energy positions (in MMBtus)   1,084,777    
Open other energy positions (in Metric Tons)   354,000    
Futures | Exchange Traded Net (Short) and Long
        
Derivative        
Volumes of open agricultural commodities derivative positions (in Metric Tons)   (12,056,477)    
Open natural gas energy positions (in MMBtus)   (1,402,500)    
Open other energy positions (in Metric Tons)   128,680    
Futures | Non-exchange Traded (Short) Position
        
Derivative        
Open natural gas energy positions (in MMBtus)   (2,729)    
Interest Rate
        
Derivative        
Face amount of term loan hedged 250      
Notional amount of discontinued hedged obligation discontinued 250      
Weighted-average rate payable (as a percent)   1.56%    
Weighted-average rate receivable (as a percent)   3.05%    
Reduction in interest expense   9 8 3
Reduction of interest expense due to amortization of deferred gains on termination of interest rate swap agreements   11 11 12
Reclassification of loss from accumulated other comprehensive income (loss) to interest expense   $ 6 $ 2 $ 2
Interest rate basis swap
        
Derivative        
Weighted-average rate payable (as a percent)   0.61%    
Weighted-average rate receivable (as a percent)   0.26%    
Reference rate for interest receivable   one-month U.S. dollar LIBOR    
U.S. dollar/Yen cross-currency interest rate swaps
        
Derivative        
Reference rate for interest receivable   three-month Yen LIBOR    
Reference rate for interest payable   three-month U.S. dollar LIBOR    
Commodities
        
Derivative        
Maximum period of commodity contracts for sale of agricultural commodity   one future crop cycle