Commitments and Contingencies, Additional Lease Information (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2019	Dec. 31, 2018
Lease Accounting Standard [Abstract]
Operating lease income	$ 4.8
Maximum [Member]
Lease Accounting Standard [Abstract]
Percentage of revenues from operating lease income	1.00%
Percentage of operating expense from operating lease expense	1.00%
ASC 842 [Member]
Lease Accounting Standard [Abstract]
Right-of-use assets		$ 246.1
Lease liabilities		$ 246.1
ASC 842 [Member] \| Maximum [Member]
Lease Accounting Standard [Abstract]
Percentage impact of adopting new accounting pronouncement on total assets		1.00%
Percentage impact of adopting new accounting pronouncement on total liabilities		1.00%

The percentage effect of adopting the new accounting standard on total assets.

No definition available.

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Namespace Prefix:	epd_
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Period Type:	instant

- Definition

The percentage effect of adopting the new accounting standard on total liabilities.

+ References

No definition available.

+ Details

Name:	epd_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionOnTotalLiabilitiesPercentage
Namespace Prefix:	epd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The percentage of consolidated operating expenses from operating lease expense.

+ References

No definition available.

+ Details

Name:	epd_PercentageOfOperatingExpenseFromOperatingLeaseExpense
Namespace Prefix:	epd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of consolidated revenues from operating lease income.

+ References

No definition available.

+ Details

Name:	epd_PercentageOfRevenuesFromOperatingLeaseIncome
Namespace Prefix:	epd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77888428&loc=SL77919372-209981

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=77888421&loc=SL77919311-209978

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 270
-SubTopic 10
-Section 50
-Paragraph 6A
-URI http://asc.fasb.org/extlink&oid=109225645&loc=SL77927221-108306

+ Details

Name:	us-gaap_OperatingLeaseLeaseIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

+ Details

Name:	us-gaap_OperatingLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

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Namespace Prefix:
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Period Type:

- Details

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