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v2.4.1.9

Intangible Assets and Goodwill, Significant Intangible Assets (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended |  |
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 5,548.4 us-gaap_FiniteLivedIntangibleAssetsGross | $ 2,612.2 us-gaap_FiniteLivedIntangibleAssetsGross |
Accumulated Amortization | (1,246.3)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization | (1,150.0)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |
Carrying Value | 4,302.1 us-gaap_IntangibleAssetsNetExcludingGoodwill | 1,462.2 us-gaap_IntangibleAssetsNetExcludingGoodwill | 1,566.8 us-gaap_IntangibleAssetsNetExcludingGoodwill
NGL Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,051.1 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 622.1 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Accumulated Amortization | (361.9)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | (336.9)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Carrying Value | 689.2 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 285.2 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Onshore Natural Gas Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,629.6 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | 1,629.7 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Accumulated Amortization | (656.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | (611.9)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Carrying Value | 972.9 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | 1,017.8 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Onshore Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 2,244.8 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 11.1 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Accumulated Amortization | (21.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | (6.6)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Carrying Value | 2,223.6 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 4.5 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 425.9 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 144.2 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Accumulated Amortization | (51.1)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | (44.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Carrying Value | 374.8 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 100.0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Customer relationship intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 2,310.0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Customer relationship intangibles [Member] | NGL Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 340.8 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 340.8 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Accumulated Amortization | (183.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | (165.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Carrying Value | 157.6 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 175.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Customer relationship intangibles [Member] | Onshore Natural Gas Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,163.6 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | 1,163.6 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Accumulated Amortization | (308.9)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | (281.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Carrying Value | 854.7 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | 882.4 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Customer relationship intangibles [Member] | Onshore Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,108.0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 10.7 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Accumulated Amortization | (7.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | (6.3)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Carrying Value | 1,100.3 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 4.4 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Customer relationship intangibles [Member] | Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 198.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 104.3 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Accumulated Amortization | (43.3)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | (38.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Carrying Value | 155.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 66.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Customer relationship intangibles [Member] | State Line Gathering [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Finite-Lived Intangible Asset, Useful Life | 37 years |  |
Customer relationship intangibles [Member] | State Line Gathering [Member] | Onshore Natural Gas Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 675.0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_StateLineGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |  |
Accumulated Amortization | (68.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_StateLineGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |  |
Carrying Value | 606.3 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_StateLineGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |  |
Customer relationship intangibles [Member] | Fairplay Gathering [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Finite-Lived Intangible Asset, Useful Life | 23 years |  |
Customer relationship intangibles [Member] | Fairplay Gathering [Member] | Onshore Natural Gas Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 116.6 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_FairplayGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |  |
Accumulated Amortization | (30.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_FairplayGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |  |
Carrying Value | 85.9 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_FairplayGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |  |
Customer relationship intangibles [Member] | Fairplay Processing [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Finite-Lived Intangible Asset, Useful Life | 23 years |  |
Customer relationship intangibles [Member] | Fairplay Processing [Member] | NGL Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 103.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_FairplayProcessingMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |  |
Accumulated Amortization | (27.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_FairplayProcessingMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |  |
Carrying Value | 76.2 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_FairplayProcessingMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |  |
Customer relationship intangibles [Member] | State Line and Fairplay [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 895.0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_StateLineAndFairplayMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Accumulated Amortization | (126.6)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_StateLineAndFairplayMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Carrying Value | 768.4 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_StateLineAndFairplayMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Customer relationship intangibles [Member] | San Juan Gathering [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 146.9 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_SanJuanGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Finite-Lived Intangible Asset, Useful Life | 35 years |  |
Customer relationship intangibles [Member] | Offshore Pipelines and Platforms [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 40.9 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OffshorePipelinesAndPlatformsMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Customer relationship intangibles [Member] | Offshore Pipelines and Platforms [Member] | Minimum [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Finite-Lived Intangible Asset, Useful Life | 11 years |  |
Customer relationship intangibles [Member] | Offshore Pipelines and Platforms [Member] | Maximum [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Finite-Lived Intangible Asset, Useful Life | 33 years |  |
Customer relationship intangibles [Member] | Encinal [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 50.2 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_EncinalMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Finite-Lived Intangible Asset, Useful Life | 20 years |  |
Customer relationship intangibles [Member] | Oiltanking Partners L.P. [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,192.5 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Accumulated Amortization | (1.4)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Carrying Value | 1,191.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |  |
Finite-Lived Intangible Asset, Useful Life | 29 years |  |
Customer relationship intangibles [Member] | Oiltanking Partners L.P. [Member] | Onshore Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 1,098.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |  |
Accumulated Amortization | (1.4)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |  |
Carrying Value | 1,097.0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |  |
Customer relationship intangibles [Member] | Oiltanking Partners L.P. [Member] | Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 94.1 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |  |
Accumulated Amortization | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |  |
Carrying Value | 94.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |  |
Contract-based intangibles [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 534.3 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Contract-based intangibles [Member] | NGL Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 277.7 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 281.3 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Accumulated Amortization | (178.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | (171.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Carrying Value | 99.0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 110.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Contract-based intangibles [Member] | Onshore Natural Gas Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 466.0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | 466.1 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Accumulated Amortization | (347.8)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | (330.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Carrying Value | 118.2 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember | 135.4 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreNaturalGasPipelinesAndServicesMember |
Contract-based intangibles [Member] | Onshore Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 281.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 0.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Accumulated Amortization | (13.5)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | (0.3)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Carrying Value | 267.9 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 0.1 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Contract-based intangibles [Member] | Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 56.3 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 39.9 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Accumulated Amortization | (7.8)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | (6.0)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Carrying Value | 48.5 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 33.9 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Contract-based intangibles [Member] | San Juan Gathering [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 34.6 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_SanJuanGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Finite-Lived Intangible Asset, Useful Life | 20 years |  |
Contract-based intangibles [Member] | Jonah Gas Gathering [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 82.8 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_JonahGasGatheringMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Finite-Lived Intangible Asset, Useful Life | 40 years |  |
Contract-based intangibles [Member] | Shell Processing Agreement [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 50.6 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_ShellProcessingAgreementMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Finite-Lived Intangible Asset, Useful Life | 20 years |  |
Contract-based intangibles [Member] | Oiltanking Partners L.P. [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 297.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Accumulated Amortization | (13.9)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Carrying Value | 283.5 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember |  |
Finite-Lived Intangible Asset, Useful Life | 6 years |  |
Contract-based intangibles [Member] | Oiltanking Partners L.P. [Member] | Onshore Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 281.0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |  |
Accumulated Amortization | (13.2)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |  |
Carrying Value | 267.8 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |  |
Contract-based intangibles [Member] | Oiltanking Partners L.P. [Member] | Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 16.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |  |
Accumulated Amortization | (0.7)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |  |
Carrying Value | 15.7 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_BusinessAcquisitionAxis = epd_OiltankingPartnersLPMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_ContractualRightsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |  |
Incentive distribution rights [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Carrying Value | 1,460.0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember |  |
Incentive distribution rights [Member] | NGL Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 432.6 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Accumulated Amortization | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Carrying Value | 432.6 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember | 0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_NglPipelinesAndServicesMember |
Incentive distribution rights [Member] | Onshore Crude Oil Pipelines & Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 855.4 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Accumulated Amortization | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Carrying Value | 855.4 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember | 0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_OnshoreCrudeOilPipelinesAndServicesMember |
Incentive distribution rights [Member] | Petrochemical & Refined Products Services [Member] |  |  |
Identifiable intangible assets [Abstract] |  |  |
Gross Value | 171.2 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 0 us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Accumulated Amortization | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | 0 us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |
Carrying Value | 171.2 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember | $ 0 us-gaap_IntangibleAssetsNetExcludingGoodwill / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_OtherIntangibleAssetsMember / us-gaap_StatementBusinessSegmentsAxis = epd_PetrochemicalAndRefinedProductsServicesMember |

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