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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Jun. 30, 2018 $ 54,243,816 $ 14,962,071 $ (34,900,836) $ 34,305,051
Balance (in shares) at Jun. 30, 2018 21,705,173      
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of common stock, net of offering costs $ 0 9,058,568 0 9,058,568
Issuance of common stock, net of offering costs (in shares) 6,250,000      
Stock-based compensation $ 0 502,805 0 502,805
Issuance of restricted stock $ 0 0 0 0
Issuance of restricted stock (in shares) 19,896      
Stock option exercises $ 99,048 (35,297) 0 63,751
Stock option exercises (in shares) 52,500      
Net (loss) income $ 0 0 2,275,467 2,275,467
Balance at Jun. 30, 2019 $ 54,342,864 24,488,147 (32,625,369) 46,205,642
Balance (in shares) at Jun. 30, 2019 28,027,569      
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of common stock, net of offering costs $ 0 932,480 0 932,480
Issuance of common stock, net of offering costs (in shares) 630,500      
Stock-based compensation $ 0 459,538 0 459,538
Issuance of restricted stock $ 0 0 0 0
Issuance of restricted stock (in shares) 325,000      
Retirement of restricted stock $ 0 0 0 0
Retirement of restricted stock (in shares) (33,659)      
Net (loss) income $ 0 0 (6,162,083) (6,162,083)
Balance at Jun. 30, 2020 $ 54,342,864 $ 25,880,165 $ (38,787,452) $ 41,435,577
Balance (in shares) at Jun. 30, 2020 28,949,410