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Employee Incentive Plans (Textuals) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 1 Months Ended 3 Months Ended
Mar. 31, 2015
Mar. 31, 2015
ENLK Restricted Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting Period   3 years
ENLC Restricted Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting Period   3 years
Restricted Stock Units (RSUs) | ENLK Restricted Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period   244,998us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLKRestrictedUnitsMember
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value   $ 7.0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLKRestrictedUnitsMember
Restricted Stock Units (RSUs) | ENLK Restricted Unit March Vest [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 128,675us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLKRestrictedUnitMarchVestMember		  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value   3.4us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLKRestrictedUnitMarchVestMember
Restricted Stock Units (RSUs) | ENLC Restricted Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period   240,760us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLCRestrictedUnitsMember
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value   8.6us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLCRestrictedUnitsMember
Restricted Stock Units (RSUs) | ENLC Restricted Units March Vest [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 102,543us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLCRestrictedUnitsMarchVestMember		  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value   3.4us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ us-gaap_PlanNameAxis
= enlc_ENLCRestrictedUnitsMarchVestMember
Restricted Stock | ENLC Restricted Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation cost related to non-vested restricted incentive units 27.4us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_PlanNameAxis
= enlc_ENLCRestrictedUnitsMember		 27.4us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_PlanNameAxis
= enlc_ENLCRestrictedUnitsMember
Unrecognized compensation costs, weighted average period for recognition   2 years 1 month
EnLink Midstream Partners, LP | Performance Based Restricted Unit [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation cost related to non-vested restricted incentive units 3.7us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ dei_LegalEntityAxis
= enlc_EnLinkMidstreamPartnersLPMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember		 3.7us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ dei_LegalEntityAxis
= enlc_EnLinkMidstreamPartnersLPMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
Unrecognized compensation costs, weighted average period for recognition   2 years 1 month
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period   0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ dei_LegalEntityAxis
= enlc_EnLinkMidstreamPartnersLPMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
EnLink Midstream Partners, LP | Restricted Stock Units (RSUs)    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation cost related to non-vested restricted incentive units 27.3us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ dei_LegalEntityAxis
= enlc_EnLinkMidstreamPartnersLPMember		 27.3us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockUnitsRSUMember
/ dei_LegalEntityAxis
= enlc_EnLinkMidstreamPartnersLPMember
Unrecognized compensation costs, weighted average period for recognition   2 years 2 months
Enlink midstream, LLC [Member] | Performance Based Restricted Unit [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation cost related to non-vested restricted incentive units 3.7us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ dei_LegalEntityAxis
= enlc_EnlinkmidstreamLLCMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember		 $ 3.7us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ dei_LegalEntityAxis
= enlc_EnlinkmidstreamLLCMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
Unrecognized compensation costs, weighted average period for recognition   2 years 1 month
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period   0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
/ dei_LegalEntityAxis
= enlc_EnlinkmidstreamLLCMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
Minimum [Member] | EnLink Midstream Partners, LP | Performance Based Restricted Unit [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   0.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= enlc_EnLinkMidstreamPartnersLPMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Minimum [Member] | Enlink midstream, LLC [Member] | Performance Based Restricted Unit [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   0.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ dei_LegalEntityAxis
= enlc_EnlinkmidstreamLLCMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Maximum [Member] | EnLink Midstream Partners, LP | Performance Based Restricted Unit [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   200.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ us-gaap_AwardTypeAxis
= enlc_EnLinkMidstreamPartnersLPMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Maximum [Member] | Enlink midstream, LLC [Member] | Performance Based Restricted Unit [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage   200.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ dei_LegalEntityAxis
= enlc_EnlinkmidstreamLLCMember
/ us-gaap_PlanNameAxis
= enlc_PerformanceBasedRestrictedUnitMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember