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Asset Retirement Obligations (Tables) | 12 Months Ended
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Jun. 30, 2015
Asset Retirement Obligation Disclosure [Abstract] |
Schedule of reconciliation of the beginning and ending asset retirement obligation | The following is a reconciliation of the beginning and ending asset retirement obligation for the years ended June 30, 2015 and 2014:
| Years Ended
| 2015 |  | 2014
Asset retirement obligations—beginning of period | $ | 352,215 |  |  | $ | 615,551 |
Liabilities incurred (1) | 564,019 |  |  | — |
Liabilities settled | (137,604 | ) |  | (323,665 | )
Liabilities sold | (52,526 | ) |  | (48,273 | )
Accretion of discount | 34,866 |  |  | 41,626 |
Revisions to previous estimates | 12,020 |  |  | 66,976 |
Less: current asset retirement obligations | (57,223 | ) |  | (146,703 | )
Asset retirement obligations—end of period | $ | 715,767 |  |  | $ | 205,512 |
(1) | Primarily attributable to the reversion of our working interest in the Delhi Field in November 2014.

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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859 + Details
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