Fair Value Measurements (Fair Value Measurements Using Significant Other Observable Inputs) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of commodity derivatives - current assets	$ 11,753us-gaap_CommodityContractAssetCurrent
Fair value of commodity derivatives - long-term assets	5,465	1,541
Fair value of commodity derivatives - current liabilities		(4,467)us-gaap_DerivativeLiabilitiesCurrent
Significant Other Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of commodity derivatives - current assets	11,753
Fair value of commodity derivatives - long-term assets	5,465	1,541
Total Assets	17,218	1,541
Fair value of commodity derivatives - current liabilities		(4,467)
Fair value of commodity derivatives - long-term liabilities		(10)
Total Liabilities		$ (4,477)

Fair value, after the 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, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

Fair value, after the 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, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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RAAM Global Energy Co 10-K