v2.4.0.6
FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Fair Value Measurements    
Percentage of fair value of inputs considered unobservable inputs (Level 3), greater than 10.00%  
ASSETS    
Deferred purchase price receivable $ 200 $ 192
Assets and liabilities measured at fair value on a recurring basis | Level 1
   
ASSETS    
Other 258 146
Total assets 360 237
Liabilities    
Total liabilities 212 152
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Commodities
   
ASSETS    
Unrealized gain on derivative contracts 85 75
Liabilities    
Unrealized loss on derivative contracts 203 147
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Freight
   
ASSETS    
Unrealized gain on derivative contracts 10 5
Liabilities    
Unrealized loss on derivative contracts 2 1
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Energy Derivatives
   
ASSETS    
Unrealized gain on derivative contracts 7 11
Liabilities    
Unrealized loss on derivative contracts 7 4
Assets and liabilities measured at fair value on a recurring basis | Level 2
   
ASSETS    
Readily marketable inventories 3,945 3,736
Deferred purchase price receivable 200 192
Other 142 34
Total assets 5,217 5,025
Liabilities    
Total liabilities 977 1,087
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Designated derivative contracts | Foreign exchange
   
ASSETS    
Unrealized gain on derivative contracts 2 13
Liabilities    
Unrealized loss on derivative contracts 18 45
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Interest rate
   
Liabilities    
Unrealized loss on derivative contracts 1 2
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Foreign exchange
   
ASSETS    
Unrealized gain on derivative contracts 234 451
Liabilities    
Unrealized loss on derivative contracts 387 617
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Commodities
   
ASSETS    
Unrealized gain on derivative contracts 687 586
Liabilities    
Unrealized loss on derivative contracts 570 417
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Energy Derivatives
   
ASSETS    
Unrealized gain on derivative contracts 7 13
Liabilities    
Unrealized loss on derivative contracts 1 6
Assets and liabilities measured at fair value on a recurring basis | Level 3
   
ASSETS    
Readily marketable inventories 677 283
Total assets 845 412
Liabilities    
Total liabilities 106 131
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Foreign exchange
   
ASSETS    
Unrealized gain on derivative contracts 1 1
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Commodities
   
ASSETS    
Unrealized gain on derivative contracts 164 125
Liabilities    
Unrealized loss on derivative contracts 92 116
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Freight
   
ASSETS    
Unrealized gain on derivative contracts 1 1
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Energy Derivatives
   
ASSETS    
Unrealized gain on derivative contracts 2 2
Liabilities    
Unrealized loss on derivative contracts 14 15
Assets and liabilities measured at fair value on a recurring basis | Fair Value
   
ASSETS    
Readily marketable inventories 4,622 4,019
Deferred purchase price receivable 200 192
Other 400 180
Total assets 6,422 5,674
Liabilities    
Total liabilities 1,295 1,370
Assets and liabilities measured at fair value on a recurring basis | Fair Value | Designated derivative contracts | Foreign exchange
   
ASSETS    
Unrealized gain on derivative contracts 2 13
Liabilities    
Unrealized loss on derivative contracts 18 45
Assets and liabilities measured at fair value on a recurring basis | Fair Value | Undesignated derivative contracts | Interest rate
   
Liabilities    
Unrealized loss on derivative contracts 1 2
Assets and liabilities measured at fair value on a recurring basis | Fair Value | Undesignated derivative contracts | Foreign exchange
   
ASSETS    
Unrealized gain on derivative contracts 235 452
Liabilities    
Unrealized loss on derivative contracts 387 617
Assets and liabilities measured at fair value on a recurring basis | Fair Value | Undesignated derivative contracts | Commodities
   
ASSETS    
Unrealized gain on derivative contracts 936 786
Liabilities    
Unrealized loss on derivative contracts 865 680
Assets and liabilities measured at fair value on a recurring basis | Fair Value | Undesignated derivative contracts | Freight
   
ASSETS    
Unrealized gain on derivative contracts 11 6
Liabilities    
Unrealized loss on derivative contracts 2 1
Assets and liabilities measured at fair value on a recurring basis | Fair Value | Undesignated derivative contracts | Energy Derivatives
   
ASSETS    
Unrealized gain on derivative contracts 16 26
Liabilities    
Unrealized loss on derivative contracts $ 22 $ 25