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Property and Equipment - Narrative (Details) - USD ($) |  |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Jun. 24, 2016 | Oct. 24, 2014 | Dec. 01, 2013 | Nov. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Fair value of litigation settlement |  |  |  |  | $ 596,500 | $ 0 | $ 0
Capital costs charged to expense |  |  |  |  | $ 5,165,120 | 3,615,737 | 1,228,685
Percentage of net profits from production |  |  |  |  | 25.00% |  |
Installation costs of artificial lift technology |  |  |  |  |  | 217,733 | 377,943
Additional depreciation |  |  |  |  |  | 275,682 |
Proceeds from asset sales |  |  |  |  | $ 0 | $ 398,242 | $ 542,347
Denbury Resources, Inc | Dehli Field Litigation |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Working interest in Mengal Sand Interval | 23.90% |  |  |  |  |  |
Fair value of litigation settlement | $ 596,500 |  |  |  |  |  |
Artificial lift equipment |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Capital costs charged to expense |  |  |  | $ 210,392 |  |  |
Oil and natural gas properties |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Proceeds from asset sales |  | $ 389,165 | $ 402,500 |  |  |  |
Delhi Field |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Capital expenditures |  |  |  |  | 19,000,000 |  |
NGL Plant Project |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Capital expenditures |  |  |  |  | 16,400,000 |  |
Incurred costs on a cumulative basis |  |  |  |  | 21,500,000 |  |
Total authorized commitment |  |  |  |  | 24,600,000 |  |
Remaining balance of authorized commitment |  |  |  |  | $ 3,100,000 |  |

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