Consolidated Statements of Partners' Equity (Parentheticals) - $ / shares	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Cash distributions, per unit (in dollars per share)		$ 0.70

The amount distributed per unit of limited partner interest.

No definition available.

Name:	eepl_PartnersCapitalAccountDistributionsPerUnit
Namespace Prefix:	eepl_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration