Working Interest Percentage.

No definition available.

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- Definition

Number of development wells capable of producing either oil or gas in sufficient quantity to justify installation of permanent equipment for production.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Regulation S-K (SK)
-Number 229
-Section 1205
-Paragraph a
-Subparagraph (2)
-Publisher SEC

+ Details

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- Definition

Number of exploratory wells capable of producing either oil or gas in sufficient quantity to justify installation of permanent equipment for production.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Regulation S-K (SK)
-Number 229
-Section 1205
-Paragraph a
-Subparagraph (1)
-Publisher SEC

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

The cash outflow from the purchase of royalty interests in mining properties is the amount of cash the mineral producer pays the owner of the mine or mineral resource.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-13

+ Details

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Period Type:	duration

- Definition

Amount of cash inflow from exercise of option under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2A
-Subparagraph (a)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2A

+ Details

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- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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- Details

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- Details

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Namespace Prefix:
Data Type:	na
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- Details

Name:	srt_StatementGeographicalAxis=stpr_NM
Namespace Prefix:
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- Details

Name:	dei_LegalEntityAxis=MXC_MewbourneOilMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=MXC_SWNProductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	dei_LegalEntityAxis=MXC_MarathonOilMember
Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
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- Details

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Namespace Prefix:
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- Details

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Namespace Prefix:
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- Details

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- Details

Name:	dei_LegalEntityAxis=MXC_CivitasResourcesMember
Namespace Prefix:
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Subsequent Events (Details Narrative)	1 Months Ended		6 Months Ended
Subsequent Events (Details Narrative)	Nov. 30, 2024 USD ($) Integer	Oct. 31, 2024 USD ($) Integer	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)
Subsequent Event [Line Items]
Proceeds from option exercise			$ 77,641	$ 2,962
Subsequent Event [Member] \| Bone Spring Sand Formation [Member] \| NEW MEXICO
Subsequent Event [Line Items]
Proceeds from option exercise		$ 74,000
Working interest percentage		0.53
Subsequent Event [Member] \| Mewbourne Oil [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer		3
Number of non-producing wells \| Integer		5
Purchase price		$ 260,000
Subsequent Event [Member] \| SWN Production [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer		6
Purchase price		$ 25,000
Subsequent Event [Member] \| Marathon Oil [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer		8
Purchase price		$ 20,000
Subsequent Event [Member] \| Ovintiv [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer		10
Purchase price		$ 65,000
Subsequent Event [Member] \| Pioneer Natural Resources [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer		12
Purchase price		$ 66,000
Subsequent Event [Member] \| Petro-Hunt Corporation and Conoco Phillips Company [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer		230
Subsequent Event [Member] \| Petro Hunt Corporationn and Conoco Phillips [Member]
Subsequent Event [Line Items]
Purchase price		$ 188,000
Subsequent Event [Member] \| Civitas Resources [Member]
Subsequent Event [Line Items]
Number of producing wells \| Integer	15
Purchase price	$ 450,000