Oil and Gas Assets (Details)	6 Months Ended
Oct. 31, 2015 USD ($)
Oil and gas assets, net	$ 15,757,011
Additions	7,279
Disposals	(279,013)
Depreciation, depletion and amortization	(81,676)
Oil and gas assets, net	15,403,606
Oklahoma Bandolier [Member]
Oil and gas assets, net	6,935,000
Additions	7,279
Disposals	(279,013)
Depreciation, depletion and amortization	(23,042)
Oil and gas assets, net	6,640,228
Kansas [Member]
Oil and gas assets, net	$ 7,803,020
Additions
Disposals
Depreciation, depletion and amortization	$ (58,634)
Oil and gas assets, net	7,744,386
Missouri [Member]
Oil and gas assets, net	$ 918,991
Additions
Disposals
Depreciation, depletion and amortization
Oil and gas assets, net	$ 918,991
Other [Member]
Oil and gas assets, net	$ 100,000
Additions
Disposals
Oil and gas assets, net	$ 100,000

Cost incurred, including capitalized costs and costs charged to expense, in acquisition of oil and gas properties.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 235
-Section 50
-Paragraph 18
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=51678428&loc=d3e62014-109447

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The noncash expense charged against earnings to recognize the consumption of oil and gas reserves that are part of an entities' assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties.

+ References

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Oil and gas properties, net of depletion, carried under the full cost method.

+ References

No definition available.

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