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Income Taxes - Additional Information (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017
Operating Loss Carryforwards [Line Items] |  |
Income tax examination year | 2010 2011 2012 2013 2014 2015 2016 2017 |
United States |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carry forwards | $ 38,295,657 | $ 33,896,156
United States | Minimum |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carry forwards expiration date | 2029 |
United States | Maximum |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carry forwards expiration date | 2037 |

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 + Details
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