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Financial Instruments And Risk Management (Summary Of Offsetting Liabilities) (Details) (Commodity Contract [Member], USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2013
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Dec. 31, 2012
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Commodity Contract [Member]
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| Offsetting Liabilities [Line Items] | ||
| Gross Amounts of Recognized Liabilities | $ 6,985 | $ 3,786 |
| Gross Amounts Offset in the Consolidated Balance Sheet | (1,301) | (3,684) |
| Net Amounts of Liabilities Presented in the Consolidated Balance Sheet | $ 5,684 | $ 102 |
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- Definition
Fair value before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be offset against a right to receive collateral under a master netting arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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