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v2.4.1.9

SUBSEQUENT EVENTS (Details) (Subsequent Event [Member]) | 3 Months Ended
--- | ---
Apr. 30, 2015
Subsequent Event [Line Items] |
Number of derivative contracts | 1 us-gaap_DerivativeNumberOfInstrumentsHeld
Crude Oil [Member] | Put [Member] | Short [Member] |
Subsequent Event [Line Items] |
Inception date | Feb. 01, 2015
Maturity date | Apr. 30, 2015
Counterparty | Wells Fargo
Basis | WTI
Flow rate | 500,000,000 us-gaap_DerivativeNonmonetaryNotionalAmountFlowRate / us-gaap_EnergyAxis = us-gaap_CrudeOilMember / us-gaap_OptionIndexedToIssuersEquityTypeAxis = us-gaap_PutOptionMember / us-gaap_PositionAxis = us-gaap_ShortMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Strike Price (in dollars per barrel) | 46.00 us-gaap_DerivativePriceRiskOptionStrikePrice / us-gaap_EnergyAxis = us-gaap_CrudeOilMember / us-gaap_OptionIndexedToIssuersEquityTypeAxis = us-gaap_PutOptionMember / us-gaap_PositionAxis = us-gaap_ShortMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

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- Definition Identification of the name or type of counterparty to the derivative instrument. + 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 A -Footnote 1 + Details
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Period Type: | duration

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- Definition Date the entity entered into the derivative contract, in CCYY-MM-DD format. + References No definition available. + Details
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- Definition Date the derivative contract matures, in CCYY-MM-DD format. + References No definition available. + Details
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Period Type: | duration

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- Definition Nominal flow rate used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountFlowRate
Namespace Prefix: | us-gaap_
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Period Type: | duration

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- Definition The number of derivative instruments of a particular group held by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959 + Details
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- Definition The strike price on the price risk option contract such as a put option or a call option. + References No definition available. + Details
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- Definition The underlying refers to the price on the security, commodity, index, or other variable specified by the contract. + References No definition available. + Details
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- Details
Name: | us-gaap_SubsequentEventLineItems
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