XML 116 R87.htm IDEA: XBRL DOCUMENT v3.21.2

Subsequent Events (Details) - USD ($)	Sep. 09, 2021	Aug. 05, 2021	Jun. 30, 2021
Subsequent Event
Subsequent Event [Line Items]
Dividend declared (in dollars per share)	$ 0.075
Revolving Credit Facility | Senior Secured Reserve-Based Credit Facility | Line of Credit
Subsequent Event [Line Items]
Minimum consolidated tangible net worth			$ 50,000,000
Revolving Credit Facility | Senior Secured Reserve-Based Credit Facility | Line of Credit | Subsequent Event
Subsequent Event [Line Items]
Minimum consolidated tangible net worth		$ 40,000,000

X

- Definition

Line of Credit Facility, Covenant Compliance, Minimum Consolidated Tangible Net Worth

+ References

No definition available.

+ Details

Name:	epm_LineofCreditFacilityCovenantComplianceMinimumConsolidatedTangibleNetWorth
Namespace Prefix:	epm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

+ Details

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=epm_SeniorSecuredReserveBasedCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: