XML 89 R94.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Derivatives (Schedule Of Outstanding Derivatives Entered Into Hedge Inventory Or Fixed Price Purchase Commitments) (Details) (Not Designated As Hedging Instrument [Member]) | 12 Months Ended
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Dec. 31, 2014 bbl
Selling Contracts [Member] | Crude Oil Futures [Member] |
Derivative [Line Items] |
Weighted average contract price per bbl | 74.82 us-gaap_UnderlyingDerivativeVolume / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_CrudeOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Derivative, Nonmonetary Notional Amount | 366 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_CrudeOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Selling Contracts [Member] | Diesel Futures [Member] |
Derivative [Line Items] |
Weighted average contract price per bbl | 2.43 us-gaap_UnderlyingDerivativeVolume / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_DieselFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Derivative, Nonmonetary Notional Amount | 56 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_DieselFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Selling Contracts [Member] | Fuel Oil Futures [Member] |
Derivative [Line Items] |
Weighted average contract price per bbl | 60.07 us-gaap_UnderlyingDerivativeVolume / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_FuelOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Derivative, Nonmonetary Notional Amount | 465 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_FuelOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Selling Contracts [Member] | Crude Oil Options [Member] |
Derivative [Line Items] |
Derivative, Nonmonetary Notional Amount | 125 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_CrudeOilOptionsMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Underlying, Derivative | 2.08 us-gaap_UnderlyingDerivative / us-gaap_DerivativeInstrumentRiskAxis = gel_SellingContractMember / us-gaap_EnergyAxis = gel_CrudeOilOptionsMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Buying Contracts [Member] | Crude Oil Futures [Member] |
Derivative [Line Items] |
Weighted average contract price per bbl | 65.30 us-gaap_UnderlyingDerivativeVolume / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_CrudeOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Derivative, Nonmonetary Notional Amount | 168 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_CrudeOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Buying Contracts [Member] | Diesel Futures [Member] |
Derivative [Line Items] |
Weighted average contract price per bbl | 0.00 us-gaap_UnderlyingDerivativeVolume / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_DieselFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Derivative, Nonmonetary Notional Amount | 0 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_DieselFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Buying Contracts [Member] | Fuel Oil Futures [Member] |
Derivative [Line Items] |
Weighted average contract price per bbl | 44.95 us-gaap_UnderlyingDerivativeVolume / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_FuelOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Derivative, Nonmonetary Notional Amount | 95 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_FuelOilFuturesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Buying Contracts [Member] | Crude Oil Options [Member] |
Derivative [Line Items] |
Derivative, Nonmonetary Notional Amount | 0 invest_DerivativeNonmonetaryNotionalAmount / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_CrudeOilOptionsMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
Underlying, Derivative | 0.00 us-gaap_UnderlyingDerivative / us-gaap_DerivativeInstrumentRiskAxis = gel_BuyingContractMember / us-gaap_EnergyAxis = gel_CrudeOilOptionsMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember

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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
Name: | invest_DerivativeNonmonetaryNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Specified interest rate, security price, commodity price, foreign exchange rate, index of prices or rates for a derivative contract but not the derivative contract itself. + References No definition available. + Details
Name: | us-gaap_UnderlyingDerivative
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | duration

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- Definition Specified interest rate, security price, commodity price, foreign exchange rate, index of prices or rates for a derivative contract measured in volume but not the derivative contract itself. + References No definition available. + Details
Name: | us-gaap_UnderlyingDerivativeVolume
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=gel_BuyingContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=gel_SellingContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |