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Derivatives (Details) In Thousands, unless otherwise specified | Mar. 31, 2012 Derivatives designated as hedging instruments USD ($) | Mar. 31, 2012 Derivatives not designated as hedging instruments USD ($) | Mar. 31, 2012 Commodity contract (long) 2012 GAL Derivatives designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract (long) 2012 GAL Derivatives not designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract (long) 2012 MT Derivatives not designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Commodity contract (long) 2013 GAL Derivatives not designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract (long) 2013 MT Derivatives not designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Commodity contract (long) 2014 MT Derivatives not designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Commodity contract (short) 2012 GAL Derivatives designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract (short) 2012 GAL Derivatives not designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract (short) 2012 MT Derivatives not designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Commodity contract (short) 2013 GAL Derivatives not designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract (short) 2013 MT Derivatives not designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Commodity contract (short) 2014 MT Derivatives not designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Commodity contract inventory (short) 2012 GAL Derivatives designated as hedging instruments USD ($) USDPerGAL | Mar. 31, 2012 Commodity contract inventory (short) 2012 MT Derivatives designated as hedging instruments USD ($) USDPerMetricTon | Mar. 31, 2012 Foreign currency contracts (long) 2012 BRL Derivatives not designated as hedging instruments USD ($) USDPerBRL | Mar. 31, 2012 Foreign currency contracts (long) 2012 BRL Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (long) 2012 CAD Derivatives not designated as hedging instruments USD ($) USDPerCAD | Mar. 31, 2012 Foreign currency contracts (long) 2012 CAD Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (long) 2012 CLP Derivatives not designated as hedging instruments USD ($) USDPerCLP | Mar. 31, 2012 Foreign currency contracts (long) 2012 CLP Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (long) 2012 EUR Derivatives not designated as hedging instruments USD ($) USDPerEUR | Mar. 31, 2012 Foreign currency contracts (long) 2012 EUR Derivatives not designated as hedging instruments EUR (€) | Mar. 31, 2012 Foreign currency contracts (long) 2012 GBP Derivatives not designated as hedging instruments USD ($) USDPerGBP | Mar. 31, 2012 Foreign currency contracts (long) 2012 GBP Derivatives not designated as hedging instruments GBP (£) | Mar. 31, 2012 Foreign currency contracts (long) 2012 MXN Derivatives not designated as hedging instruments USD ($) USDPerMXN | Mar. 31, 2012 Foreign currency contracts (long) 2012 MXN Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (long) 2012 AUD Derivatives not designated as hedging instruments USD ($) USDPerAUD | Mar. 31, 2012 Foreign currency contracts (long) 2012 AUD Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (long) 2013 GBP Derivatives not designated as hedging instruments USD ($) USDPerGBP | Mar. 31, 2012 Foreign currency contracts (long) 2013 GBP Derivatives not designated as hedging instruments GBP (£) | Mar. 31, 2012 Foreign currency contracts (short) 2012 BRL Derivatives not designated as hedging instruments USD ($) USDPerBRL | Mar. 31, 2012 Foreign currency contracts (short) 2012 BRL Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (short) 2012 CAD Derivatives not designated as hedging instruments USD ($) USDPerCAD | Mar. 31, 2012 Foreign currency contracts (short) 2012 CAD Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (short) 2012 EUR Derivatives not designated as hedging instruments USD ($) USDPerEUR | Mar. 31, 2012 Foreign currency contracts (short) 2012 EUR Derivatives not designated as hedging instruments EUR (€) | Mar. 31, 2012 Foreign currency contracts (short) 2012 GBP Derivatives not designated as hedging instruments USD ($) USDPerGBP | Mar. 31, 2012 Foreign currency contracts (short) 2012 GBP Derivatives not designated as hedging instruments GBP (£) | Mar. 31, 2012 Foreign currency contracts (short) 2012 MXN Derivatives not designated as hedging instruments USD ($) USDPerMXN | Mar. 31, 2012 Foreign currency contracts (short) 2012 MXN Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (short) 2012 AUD Derivatives not designated as hedging instruments USD ($) USDPerAUD | Mar. 31, 2012 Foreign currency contracts (short) 2012 AUD Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (short) 2012 DKK Derivatives not designated as hedging instruments USD ($) USDPerDKK | Mar. 31, 2012 Foreign currency contracts (short) 2012 DKK Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (short) 2012 COP Derivatives not designated as hedging instruments USD ($) USDPerCOP | Mar. 31, 2012 Foreign currency contracts (short) 2012 COP Derivatives not designated as hedging instruments | Mar. 31, 2012 Foreign currency contracts (short) 2013 GBP Derivatives not designated as hedging instruments USD ($) USDPerGBP | Mar. 31, 2012 Foreign currency contracts (short) 2013 GBP Derivatives not designated as hedging instruments GBP (£)
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Derivative instruments, at their respective fair value positions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Hedge, Notional value of commodity contracts |  |  | 992,000 |  |  |  |  |  | 3,780,000 |  |  |  |  |  | 50,384,000 | 72,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mark-to-Market Prices of fair value hedge commodity contracts |  |  | 0.18 |  |  |  |  |  | (0.08) |  |  |  |  |  | 0.06 | 6.36 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mark-to-Market value of fair value hedge commodity contracts |  |  | $ 179 |  |  |  |  |  | $ (318) |  |  |  |  |  | $ 2,848 | $ 458 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-Designated, Notional value of commodity contracts |  |  |  | 128,366,000 | 2,678,000 | 4,516,000 | 73,000 | 3,000 |  | 199,585,000 | 2,235,000 | 9,670,000 | 31,000 | 6,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mark-to-Market Prices of non-designated commodity contracts |  |  |  | 0.08 | 49.70 | 0.24 | 23.38 | 20.33 |  | (0.11) | (47.07) | (0.05) | (42.23) | (11.67) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mark-to-Market value of non-designated commodity contracts |  |  |  | 10,610 | 133,103 | 1,106 | 1,707 | 61 |  | (21,789) | (105,170) | (470) | (1,309) | (70) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-Designated, Notional amount of foreign currency contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 893 |  | 8,636 |  | 2,289,069 |  | 636 |  | 14,947 |  | 164,573 |  | 27 |  | 10,430 |  | 2,623 |  | 15,236 |  | 16,000 |  | 90,806 |  | 69,684 |  | 269 |  | 11,001 |  | 21,800,000 |  | 23,315
Mark-to-Market Prices of non-designated foreign currency contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.03 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.02 | 0.01 | 0.01 | 0.00 | 0.00 | (0.04) | (0.04) | 0.00 | 0.00 | (0.02) | (0.02) | 0.00 | 0.00 | 0.00 | 0.00 | (0.01) | (0.01) | 0.00 | 0.00 | 0.02 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00
Mark-to-Market value of non-designated foreign currency contracts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26 |  | (29) |  | (43) |  | 14 |  | 208 |  | (104) |  | (1) |  | 24 |  | (63) |  | (11) |  | (50) |  | (1,160) |  | 44 |  | 5 |  | (2) |  | (23) |  | 41 |
Mark-to-Market, Total | $ 3,167 | $ 16,655 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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