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Other Assets - Additional Information (Details) - USD ($)	12 Months Ended
	Jun. 30, 2016	Apr. 30, 2016
Line of Credit Facility [Line Items]
Unamortized debt issuance costs	$ 155,009
Revolving Credit Facility | Texas Capital Bank, N.A.
Line of Credit Facility [Line Items]
Unamortized debt issuance costs		$ 179,468
Revolving Credit Facility | Delhi Field | Texas Capital Bank, N.A.
Line of Credit Facility [Line Items]
Deferred legal fees	50,414
Costs incurred for title work related to the Dehli Field	107,196
Line of Credit | Senior Secured Reserve-Based Credit Facility
Line of Credit Facility [Line Items]
Unamortized debt issuance costs		$ 168,972
Debt issuance costs amortized	$ 46,374

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Costs Incurred, Oil and Gas Properties, Title Work

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Deferred Legal Fees

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- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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-Section S99
-Paragraph 1
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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Section S99
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