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Income Taxes (Details) - USD ($) | 12 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017
Income before income taxes | $ 233,027 | $ 3,361,786
United States |  |
Income before income taxes | 359,027 | (485,966)
Foreign |  |
Income before income taxes | $ (126,000) | $ 3,847,752

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