Commitments and Contingencies, Contractual Obligations (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Scheduled maturities of debt obligations [Abstract]
2015	$ 2,206.5
2016	750.0
2017	800.0
2018	350.0
2019	1,500.0
Thereafter	15,782.7
Total	21,389.2us-gaap_DebtInstrumentCarryingAmount	17,357.7us-gaap_DebtInstrumentCarryingAmount
Estimated cash interest payments [Abstract]
2015	1,005.6
2016	968.6
2017	953.0
2018	899.6
2019	846.8
Thereafter	16,630.3
Total	21,303.9epd_TotalEstimatedCashInterestPayments
Operating lease obligations [Abstract]
2015	60.5
2016	62.0
2017	56.4
2018	48.9
2019	42.3
Thereafter	272.6
Total	542.7
Natural Gas [Member]
Estimated payment obligations:
2015	637.5
2016	539.1
2017	295.5
2018	295.5
2019	195.1
Thereafter	177.0
Total	2,139.7
Underlying major volume commitments:
2015	255,000,000,000,000
2016	219,000,000,000,000
2017	128,000,000,000,000
2018	128,000,000,000,000
2019	82,000,000,000,000
Thereafter	67,000,000,000,000
Total	879,000,000,000,000
NGLs [Member]
Estimated payment obligations:
2015	391.1
2016	26.4
2017	26.3
2018	28.9
2019	14.3
Thereafter	0
Total	487.0
Underlying major volume commitments:
2015	17,000,000
2016	3,000,000
2017	4,000,000
2018	4,000,000
2019	2,000,000
Thereafter	0
Total	30,000,000
Crude Oil [Member]
Estimated payment obligations:
2015	2,279.1
2016	37.4
2017	37.3
2018	37.3
2019	34.1
Thereafter	0
Total	2,425.2
Underlying major volume commitments:
2015	38,000,000
2016	1,000,000
2017	1,000,000
2018	1,000,000
2019	0
Thereafter	0
Total	41,000,000
Petrochemicals And Refined Products [Member]
Estimated payment obligations:
2015	956.7
2016	493.1
2017	49.5
2018	0
2019	0
Thereafter	0
Total	1,499.3
Underlying major volume commitments:
2015	15,000,000
2016	7,000,000
2017	1,000,000
2018	0
2019	0
Thereafter	0
Total	23,000,000
Estimated Payment Obligations Other [Member]
Estimated payment obligations:
2015	38.1
2016	9.2
2017	6.9
2018	4.2
2019	4.2
Thereafter	9.2
Total	71.8
Service Payment Commitments [Member]
Estimated payment obligations:
2015	200.6
2016	181.4
2017	154.9
2018	86.7
2019	66.1
Thereafter	161.1
Total	850.8
Capital Expenditure Commitments [Member]
Estimated payment obligations:
2015	1,299.8
2016	0
2017	0
2018	0
2019	0
Thereafter	0
Total	$ 1,299.8

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