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Stockholders' Equity (Details - Other option information) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Equity [Abstract]    
Weighted-average grant date fair value per share $ 2.44 $ 2.94
Intrinsic value of options exercised $ 454 $ 1,506