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Derivatives (Details) | 12 Months Ended |
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Dec. 31, 2013 USD ($) | Dec. 31, 2012 USD ($) | Dec. 31, 2013 Cash flow hedges USD ($) | Dec. 31, 2013 Derivatives designated as hedging instruments Fair value hedges USD ($) | Dec. 31, 2013 Derivatives designated as hedging instruments Fair value hedges Commodity contracts for inventory Long 2014 USD ($) bbl | Dec. 31, 2013 Derivatives designated as hedging instruments Fair value hedges Commodity contracts for inventory Short 2014 USD ($) bbl | Dec. 31, 2013 Derivatives not designated as hedging instruments USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Commodity contracts Long 2014 USD ($) bbl | Dec. 31, 2013 Derivatives not designated as hedging instruments Commodity contracts Long 2015 USD ($) bbl | Dec. 31, 2013 Derivatives not designated as hedging instruments Commodity contracts Short 2014 USD ($) bbl | Dec. 31, 2013 Derivatives not designated as hedging instruments Commodity contracts Short 2015 USD ($) bbl | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 AUD USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 AUD | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 BRL USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 BRL | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CAD USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CAD | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CLP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CLP | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 COP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 COP | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 EUR USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 EUR EUR (€) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 GBP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 GBP GBP (£) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 INR USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 INR | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 JPY USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 JPY JPY (¥) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 MXN USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 MXN | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 PLN USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 PLN | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 AUD USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 AUD | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CAD USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CAD | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CLP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CLP | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 COP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 COP | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 EUR USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 EUR EUR (€) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 GBP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 GBP GBP (£) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 INR USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 INR | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 JPY USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 JPY JPY (¥) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 MXN USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 MXN | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 RON USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 RON | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2015 GBP USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts Short 2015 GBP GBP (£) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 68,422 Short 2014 DKK USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 68,422 Short 2014 DKK | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 37,000 Short 2014 DKK USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 37,000 Short 2014 DKK | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 42,500 Short 2014 NOK USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 42,500 Short 2014 NOK | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 41,041 Short 2014 NOK USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 41,041 Short 2014 NOK | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 29,931 Short 2014 SGD USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 29,931 Short 2014 SGD | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 24,708 Short 2014 SGD USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 24,708 Short 2014 SGD | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 40,000 Short 2014 ZAR USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 40,000 Short 2014 ZAR | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 115,020 Short 2014 ZAR USD ($) | Dec. 31, 2013 Derivatives not designated as hedging instruments Foreign currency contracts with notional value of 115,020 Short 2014 ZAR
Derivatives |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net gain associated with our outstanding cash flow hedges |  | $ 100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net gain related to the ineffectiveness between the entity's derivative hedging instruments and hedged items | 700,000 | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net gain (loss) related to non-designated derivative positions | 2,900,000 | 9,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative instruments, at their respective fair value positions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of cash flow hedge commodity contracts |  |  | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional value of commodity contracts |  |  |  |  | 829,000 | 2,408,000 |  | 21,201,000 | 855,000 | 22,110,000 | 711,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-Designated, Notional amount of foreign currency contracts |  |  |  |  |  |  |  |  |  |  |  |  | 7,306,000 |  | 5,163,000 |  | 16,455,000 |  | 2,050,646,000 |  | 21,721,361,000 |  | 9,380,000 |  | 135,817,000 |  | 18,569,000 |  | 393,196,000 |  | 1,247,152,000 |  | 2,558,000 |  | 14,846,000 |  | 6,143,000 |  | 3,623,136,000 |  | 22,377,451,000 |  | 32,640,000 |  | 201,321,000 |  | 111,367,000 |  | 480,270,000 |  | 1,074,000,000 |  | 17,409,000 |  | 2,900,000 |  | 68,422,000 |  | 37,000,000 |  | 42,500,000 |  | 41,041,000 |  | 29,931,000 |  | 24,708,000 |  | 40,000,000 |  | 115,020,000
Weighted Average Fixed Price |  |  |  |  | 97.07 | 120.21 |  | 76.85 | 66.61 | 81.56 | 96.45 | 0.93 |  | 2.35 |  | 1.05 |  | 522.03 |  | 1,924.54 |  | 1.36 |  | 1.62 |  | 62.00 |  | 100.37 |  | 13.12 |  | 3.09 |  | 0.92 |  | 1.05 |  | 526.58 |  | 1,919.11 |  | 1.36 |  | 1.61 |  | 63.39 |  | 100.70 |  | 13.06 |  | 3.29 |  | 1.59 |  | 5.49 |  | 5.51 |  | 6.14 |  | 6.09 |  | 1.25 |  | 1.25 |  | 9.95 |  | 10.21 |
Weighted Average Mark-to-Market |  |  |  |  | 0.731 | (0.588) |  | 1.536 | 2.743 | (1.208) | (2.745) | (0.045) |  | 0.002 |  | 0.022 |  | 0.000 |  | 0.000 |  | 0.012 |  | 0.040 |  | 0.000 |  | (0.001) |  | 0.000 |  | (0.009) |  | 0.031 |  | (0.011) |  | 0.000 |  | 0.000 |  | (0.013) |  | (0.046) |  | 0.000 |  | 0.001 |  | 0.000 |  | (0.003) |  | (0.051) |  | 0.002 |  | (0.003) |  | 0.002 |  | 0.001 |  | (0.006) |  | 0.009 |  | (0.005) |  | 0.003 |
Fair value hedge commodity contracts |  |  |  |  | 606,000 | (1,415,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of non-designated commodity contracts |  |  |  |  |  |  |  | 32,558,000 | 2,345,000 | (26,703,000) | (1,952,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mark-to-Market value of non-designated foreign currency contracts |  |  |  |  |  |  |  |  |  |  |  | (332,000) |  | 10,000 |  | 367,000 |  | 88,000 |  | 40,000 |  | 108,000 |  | 5,433,000 |  |  |  | (214,000) |  | 78,000 |  | (23,000) |  | 463,000 |  | (69,000) |  | 5,000 |  | (71,000) |  | (414,000) |  | (9,242,000) |  | (38,000) |  | 336,000 |  | 70,000 |  | (55,000) |  | (147,000) |  | 133,000 |  | (105,000) |  | 83,000 |  | 35,000 |  | (171,000) |  | 222,000 |  | (200,000) |  | 293,000 |
Mark-to-Market, Total |  |  |  | $ (809,000) |  |  | $ 2,931,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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