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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017
Statement of Stockholders' Equity [Abstract] |  |
Options exercised |  | 33,834
Number of shares issued from cashless exercise of options |  | 10,202
Proceeds raised from ATM, accounted for as reduction of prepaid expenses | $ 142 | $ 48

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