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DERIVATIVES Part 4 (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract]          
Unrealized Gains (Losses) on Derivative Instruments $ (7) $ 5 $ (38) $ (28) $ (20)
Derivative Instruments, Loss Recognized in Other Comprehensive Income (Loss), Effective Portion     44    
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract]          
Derivative Instruments, Gain (Loss) Reclassified From Accumulated Other Comprehensive Income, Effective Portion, Net Total 11 (2) 9 0  
Hedging Summary [Abstract]          
Monetized positions and mark to market in accumulated other comprehensive income before tax (66)   (66)   (18)
Price Risk Cash Flow Hedge Unrealized Gain (Loss) to be Reclassified During Next 12 Months 1   1    
Derivative, Net Hedge Ineffectiveness Gain (Loss)     2    
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net 2 3 4 (1)  
Commodity Contract [Member] | Cash Flow Hedging [Member]
         
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract]          
Unrealized Gains (Losses) on Derivative Instruments 3 (3) (1) (4)  
Commodity Contract [Member] | Cash Flow Hedging [Member] | Cost of Sales [Member]
         
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract]          
Derivative Instruments, Gain (Loss) Reclassified From Accumulated Other Comprehensive Income, Effective Portion, Net Total 1 0 (17) 5  
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member]
         
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract]          
Unrealized Gains (Losses) on Derivative Instruments (11) 31 (8) 6  
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Sales [Member]
         
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract]          
Derivative Instruments, Gain (Loss) Reclassified From Accumulated Other Comprehensive Income, Effective Portion, Net Total 12 (2) 29 (5)  
Forward Starting Interest Rate Swap [Member] | Cash Flow Hedging [Member]
         
Amount After Tax of Gain (Loss) Recognized in Other Comprehensive Income On Derivatives, Effective Portion [Abstract]          
Unrealized Gains (Losses) on Derivative Instruments 1 (23) (29) (30)  
Forward Starting Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Net Interest Expense
         
Pre-tax Amount of Gain (Loss) reclassified From Accumulated Other Comprehensive Income Into Income (Effective Portion) [Abstract]          
Derivative Instruments, Gain (Loss) Reclassified From Accumulated Other Comprehensive Income, Effective Portion, Net Total $ (2) $ 0 $ (3) $ 0