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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Sep. 30, 2021
Jun. 30, 2021
CONSOLIDATED BALANCE SHEETS    
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized shares 100,000,000 100,000,000
Common stock, issued shares 41,786,848 40,913,148
Common stock, outstanding shares 40,302,111 39,576,606
Treasury stock, shares 1,484,737 1,336,542