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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY - USD ($)
Total
Treasury Stock
Additional Paid-In Capital
Accumulated other comprehensive loss
Retained Earnings (Accumulated Deficit)
Common Stock
Balance, shares at Jun. 30, 2020   19,802       2,881,065
Balance, amount at Jun. 30, 2020 $ 11,721,400 $ 52,400 $ 8,608,300 $ 0 $ 3,021,400 $ 144,100
Net loss (3,672,500) 0 0 0 (3,672,500) $ 0
Issuance of Common Stock and Warrants, net of issuance cost (Note 14), shares           3,595,880
Issuance of Common Stock and Warrants, net of issuance cost (Note 14), amount 16,074,000 0 15,894,200 0 0 $ 179,800
Foreign currency translation adjustment (9,200)     (9,200) 0  
Exercise of stock options for Common Stock, shares           1,000
Exercise of stock options for Common Stock, amount 3,100 0 3,000 0 0 $ 100
Stock-based compensation 2,108,000 $ 0 2,108,000 0 0 $ 0
Unrealized holding loss on investment securities, net of tax 0          
Balance, shares at Jun. 30, 2021   19,802       6,477,945
Balance, amount at Jun. 30, 2021 26,224,800 $ 52,400 26,613,500 (9,200) (651,100) $ 324,000
Net loss (5,644,400) 0 0 0 (5,644,400) $ 0
Issuance of Common Stock and Warrants, net of issuance cost (Note 14), shares           545,456
Issuance of Common Stock and Warrants, net of issuance cost (Note 14), amount 2,727,200 0 2,700,000 0 0 $ 27,200
Foreign currency translation adjustment (86,200) 0   (86,200) 0 0
Stock-based compensation 2,350,600 0 2,350,600 0 0 0
Unrealized holding loss on investment securities, net of tax (10,200) $ 0 0 (10,200) 0 $ 0
Balance, shares at Jun. 30, 2022   19,802       7,023,401
Balance, amount at Jun. 30, 2022 $ 25,561,800 $ 52,400 $ 31,664,100 $ (105,600) $ (6,295,500) $ 351,200