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7. Stockholders Equity (Details - Other option information) - Stock Options [Member] - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Weighted-average grant-date fair value per share $ 1.9 $ 2.15
Intrinsic value of options exercised $ 1,850 $ 2,400