v3.3.1.900
FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - ASSETS AND LIABILITIES AT FAIR VALUE (DETAILS) - USD ($)
$ in Millions
Dec. 31, 2015
Dec. 31, 2014
Assets:    
Unrealized gain on undesignated derivative contracts $ 1,456 $ 1,569
Deferred purchase price receivable 79 78
Liabilities:    
Unrealized loss on designated derivative contracts 1,471 1,629
Other non-current assets.    
Unrealized gains (losses) on designated and undesignated derivative contracts    
Unrealized gains (losses) on derivative contracts 0 0
Other non-current liabilities    
Unrealized gains (losses) on designated and undesignated derivative contracts    
Unrealized gains (losses) on derivative contracts 0 0
Assets and liabilities measured at fair value on a recurring basis | Level 1    
Assets:    
Other 68 55
Total assets 401 643
Liabilities:    
Total liabilities 490 582
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Foreign Exchange    
Assets:    
Unrealized gain on undesignated derivative contracts 9 5
Liabilities:    
Unrealized loss on designated derivative contracts 1 12
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Commodities    
Assets:    
Unrealized gain on undesignated derivative contracts 252 486
Liabilities:    
Unrealized loss on designated derivative contracts 402 426
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Freight    
Assets:    
Unrealized gain on undesignated derivative contracts 65 62
Liabilities:    
Unrealized loss on designated derivative contracts 56 64
Assets and liabilities measured at fair value on a recurring basis | Level 1 | Undesignated derivative contracts | Energy    
Assets:    
Unrealized gain on undesignated derivative contracts 7 35
Liabilities:    
Unrealized loss on designated derivative contracts 31 80
Assets and liabilities measured at fair value on a recurring basis | Level 2    
Assets:    
Readily marketable inventories 3,421 4,154
Trade accounts receivable 6 23
Deferred purchase price receivable 79 78
Other 176 218
Total assets 4,584 5,384
Liabilities:    
Trade accounts payable 399 359
Total liabilities 1,326 1,334
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Designated derivative contracts | Interest rate    
Liabilities:    
Unrealized loss on designated derivative contracts 3  
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Designated derivative contracts | Foreign Exchange    
Assets:    
Unrealized gain on undesignated derivative contracts 30 10
Liabilities:    
Unrealized loss on designated derivative contracts 15 17
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Foreign Exchange    
Assets:    
Unrealized gain on undesignated derivative contracts 176 361
Liabilities:    
Unrealized loss on designated derivative contracts 605 525
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Commodities    
Assets:    
Unrealized gain on undesignated derivative contracts 696 538
Liabilities:    
Unrealized loss on designated derivative contracts 304 432
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Freight    
Assets:    
Unrealized gain on undesignated derivative contracts   2
Assets and liabilities measured at fair value on a recurring basis | Level 2 | Undesignated derivative contracts | Energy    
Liabilities:    
Unrealized loss on designated derivative contracts   1
Assets and liabilities measured at fair value on a recurring basis | Level 3    
Assets:    
Readily marketable inventories 245 255
Total assets 466 325
Liabilities:    
Trade accounts payable 44 33
Total liabilities 98 105
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Commodities    
Assets:    
Unrealized gain on undesignated derivative contracts 220 68
Liabilities:    
Unrealized loss on designated derivative contracts 52 59
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Freight    
Liabilities:    
Unrealized loss on designated derivative contracts   3
Assets and liabilities measured at fair value on a recurring basis | Level 3 | Undesignated derivative contracts | Energy    
Assets:    
Unrealized gain on undesignated derivative contracts 1 2
Liabilities:    
Unrealized loss on designated derivative contracts 2 10
Fair value | Assets and liabilities measured at fair value on a recurring basis    
Assets:    
Readily marketable inventories 3,666 4,409
Trade accounts receivable 6 23
Deferred purchase price receivable 79 78
Other 244 273
Total assets 5,451 6,352
Liabilities:    
Trade accounts payable 443 392
Total liabilities 1,914 2,021
Trade accounts receivable related to certain delivered inventory accounted for at prices that fluctuate based on changes in commodity prices and for which no payments had been received 6 23
Trade accounts payable related to certain delivered inventory accounted for at prices that fluctuate based on changes in commodity prices and for which no payments had been made 443 392
Fair value | Assets and liabilities measured at fair value on a recurring basis | Designated derivative contracts | Interest rate    
Liabilities:    
Unrealized loss on designated derivative contracts 3  
Fair value | Assets and liabilities measured at fair value on a recurring basis | Designated derivative contracts | Foreign Exchange    
Assets:    
Unrealized gain on undesignated derivative contracts 30 10
Liabilities:    
Unrealized loss on designated derivative contracts 15 17
Fair value | Assets and liabilities measured at fair value on a recurring basis | Undesignated derivative contracts | Foreign Exchange    
Assets:    
Unrealized gain on undesignated derivative contracts 185 366
Liabilities:    
Unrealized loss on designated derivative contracts 606 537
Fair value | Assets and liabilities measured at fair value on a recurring basis | Undesignated derivative contracts | Commodities    
Assets:    
Unrealized gain on undesignated derivative contracts 1,168 1,092
Liabilities:    
Unrealized loss on designated derivative contracts 758 917
Fair value | Assets and liabilities measured at fair value on a recurring basis | Undesignated derivative contracts | Freight    
Assets:    
Unrealized gain on undesignated derivative contracts 65 64
Liabilities:    
Unrealized loss on designated derivative contracts 56 67
Fair value | Assets and liabilities measured at fair value on a recurring basis | Undesignated derivative contracts | Energy    
Assets:    
Unrealized gain on undesignated derivative contracts 8 37
Liabilities:    
Unrealized loss on designated derivative contracts $ 33 $ 91