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Stockholders' Equity - Treasury Shares (Details) - USD ($) | 12 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019
Equity, Class of Treasury Stock [Line Items] |  |
Number of treasury shares acquired (in shares) | 449,921 | 18,424
Average Price per Share (in USD per share) | $ 5.52 | $ 8.51
Treasury Stock Purchases | $ 2,483,357 | $ 156,791
Shares surrendered for tax withholding upon vesting |  |
Equity, Class of Treasury Stock [Line Items] |  |
Number of treasury shares acquired (in shares) | 9,255 | 17,994
Average Price per Share (in USD per share) | $ 5.90 | $ 8.57
Treasury Stock Purchases | $ 54,565 | $ 154,179
2015 Share Repurchase Program |  |
Equity, Class of Treasury Stock [Line Items] |  |
Number of treasury shares acquired (in shares) | 440,666 | 430
Average Price per Share (in USD per share) | $ 5.51 | $ 6.07
Treasury Stock Purchases | $ 2,428,792 | $ 2,612

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