XML 49 R27.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Reclamation and Environmental (Tables) | 12 Months Ended
--- | ---
Jun. 30, 2018
Environmental Remediation Obligations [Abstract] |
Changes to Asset Retirement Obligation | Changes to the Company’s asset retirement obligations for the year ended June 30, 2018 are as follows:
|  | June 30, 2018 |  |  | June 30, 2017 |
Balance at beginning of year |  | $ | 1,261,034 |  |  | $ | 1,402,039 |
Accretion expense |  |  | 150,736 |  |  |  | 137,288 |
Payments |  |  | (339,219 | ) |  |  | (278,293 | )
Change in estimate of existing obligation |  |  | — |  |  |  | — |
Balance at end of year |  | $ | 1,072,551 |  |  | $ | 1,261,034 |

X
- References No definition available. + Details
Name: | us-gaap_EnvironmentalRemediationObligationsAbstract
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://fasb.org/us-gaap/role/ref/legacyRef -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