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Summary of Significant Accounting Policies (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015
Accounting Policies [Abstract] |  |
Allowance for doubtful accounts | $ 0 | $ 0
Oil and natural gas properties |  |
Limitation on Capitalized Costs |  |
Discount rate for present value (as a percent) | 10.00% |
Period considered for computing unweighted arithmetic average of oil and natural gas prices (in months) | 12 months |
Other Property and Equipment | Minimum |  |
Other Property and Equipment |  |
Expected lives of the individual assets or group of assets | 3 years |
Other Property and Equipment | Maximum |  |
Other Property and Equipment |  |
Expected lives of the individual assets or group of assets | 7 years |

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- Definition A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5074-111524 + Details
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