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Related Party Transactions (Details Narrative)	3 Months Ended
	Mar. 31, 2022
Energy Evolution Master Fund Ltd [Member]
Related Party Transaction [Line Items]
Percentage of ownership	27.00%
Energy Evolution Ltd [Member]
Related Party Transaction [Line Items]
Percentage of ownership	17.00%

X

- Definition

The element represents percentage of ownership.

+ References

No definition available.

+ Details

Name:	EP_PercentageOfOwnership
Namespace Prefix:	EP_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=EP_EnergyEvolutionMasterFundLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=EP_EnergyEvolutionLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: