Name:	eepl_MinimumPercentageOfOutstandingUnitsTenderedToUseProratedMethodForCalculatingActualNumberOfUnitsAcquired
Namespace Prefix:	eepl_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Net price paid or to be paid per limited partnership unit for limited partnership units repurchased pursuant to the Company's annual Repurchase Right.

No definition available.

Name:	eepl_NetRepurchasePriceOfPartnerUnit
Namespace Prefix:	eepl_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

Percentage of adjusted book value of the Company allocable to limited partnership units for purposes of calculating the repurchase price pursuant to the Company's annual Repurchase Right.

No definition available.

Name:	eepl_PercentageOfAdjustedBookValueOfCompanyAllocableToTheRepurchaseRightPerUnit
Namespace Prefix:	eepl_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Maximum percentage of limited partnership units to be repurchased between May 1 and June 30 each year pursuant to the Company's annual Repurchase Right.

No definition available.

Name:	eepl_PercentageOfMaximumUnitsToBeRepurchased
Namespace Prefix:	eepl_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The number of limited partner units outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-5

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Value of units that were previously issued and have been repurchased during the year.

No definition available.

Name:	us-gaap_PartnersCapitalAccountTreasuryUnitsPurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Units that were previously issued and have been repurchased during the year.

Name:	us-gaap_PartnersCapitalAccountUnitsTreasury
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Gross number of share options (or share units) granted during the period.

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Number of options outstanding, including both vested and non-vested options.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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-Paragraph 2
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Number of share options (or share units) exercised during the current period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
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-Name Accounting Standards Codification
-Section S99
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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-Paragraph 2
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
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-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1