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Supplemental Disclosure of Cash Flow Information (Tables) | 12 Months Ended
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Jun. 30, 2013
Supplemental Disclosure of Cash Flow Information |
Schedule of supplemental disclosures of cash flow information |
|  | Year Ended June 30, |
--- | --- | --- | ---
|  | 2013 |  | 2012 |  | 2011 |
Income taxes paid |  | $ | 699,874 |  | $ | 895,000 |  | $ | 229,802 |
Income tax refunds and net operating loss carry-back received |  | $ | — |  | $ | — |  | $ | 979,177 |
Non-cash transactions: |  |  |  |  |  |  |  |  |  |
Change in accounts payable used to acquire oil and natural gas leasehold interests and develop oil and natural gas properties |  | $ | 157,675 |  | $ | (196,396 | ) | $ | (91,483 | )
Change in due to joint venture partner used to acquire oil and natural gas leasehold interests and develop oil and natural gas properties |  | $ | (1,692,997 | ) | $ | 1,958,029 |  | $ | — |
Oil and natural gas property costs attributable to the recognition of asset retirement obligations |  | $ | 65,575 |  | $ | 93,522 |  | $ | 15,000 |

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