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Derivatives (Details) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 31, 2015 USD ($) | Jul. 31, 2015 USD ($) | Jun. 30, 2015 USD ($) $ / bbl bbl | Jun. 30, 2014 USD ($) | Jun. 30, 2013 USD ($)
Derivative [Line Items] |  |  |  |  |
Net liability |  |  | $ 109,974 |  |
Gain (loss) on derivatives, net |  |  | $ (109,974) | $ 0 | $ 0
Crude Oil | Options |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Volumes (in Bbls./day) | bbl |  |  | 1,100 |  |
Weighted Average Floor Price per Bbl. | $ / bbl |  |  | 55.00 |  |
Weighted Average Ceiling Price per Bbl. | $ / bbl |  |  | 64.05 |  |
Weighted Average Put Spread per Bbl. | $ / bbl |  |  | 9.05 |  |
Crude Oil | Options | Subsequent Event |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Gain on derivatives | $ 412,985 | $ 138,787 |  |  |
Cargill, Incorporated | Line of Credit |  |  |  |  |
Derivative [Line Items] |  |  |  |  |
Credit line |  |  | $ 5,000,000 |  |

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- Definition The average cap rate on a group of price risk derivatives such as caps or collars. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract. + References No definition available. + Details
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- Definition The average floor rate on a group of price risk derivatives such as floors or collars. A payment or receipt is triggered if the market rate falls below the floor rate on the contract. + References No definition available. + Details
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- Definition Amount of increase in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5618551-113959 + Details
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