XML 49 R28.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Asset Retirement Obligations (Tables) | 12 Months Ended
--- | ---
Jun. 30, 2012
Asset Retirement Obligations |
Schedule of reconciliation of the beginning and ending asset retirement obligation |
|  | Year Ended |
|  | 2012 |  | 2011 |
Asset retirement obligations — beginning of period |  | $ | 859,586 |  | $ | 811,635 |
Liabilities incurred |  | 175,943 |  | 15,000 |
Liabilities settled |  | (61,936 | ) | (1,847 | )
Accretion |  | 77,505 |  | 59,913 |
Revisions to previous estimates |  | (82,421 | ) | (25,115 | )
Asset retirement obligations — end of period |  | $ | 968,677 |  | $ | 859,586 |

X
- Details
Name: | us-gaap_AssetRetirementObligationDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration