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Oil and Natural Gas Production Activities (Details Narrative) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) ft²
Discount rate	10.00%
Oil (bbls) [Member]
Reserves	$40.01 per barrel for oil
Natural Gas (MMbtu) [Member]
Reserves	$1.99 per one million British Thermal Units (MMbtu) for natural gas
Texas [Member]
Sale of land in undeveloped acreage | ft²	12
Gain loss on divestitures of undeveloped acreage | $	$ 30

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Represents percentage of discount rate.

+ References

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- Definition

Oil and gas reserves.

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- Definition

Leased area representing summation of fractional ownership working interest to whole on which oil and gas wells have not been drilled or completed that would permit production of economic quantities of oil and gas. Excludes area of undrilled acreage held by production under terms of lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1208
-Paragraph (b)

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- Definition

Amount of gain (loss) on sale or disposal of oil and gas property or timber property.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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