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Capital Structure - Common and Preferred Stock (Details) - $ / shares
Sep. 30, 2021
Jun. 30, 2021
Common stock    
Common stock, shares authorized 200,000,000 200,000,000
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares outstanding 27,771,912 27,490,412
Preferred stock    
Preferred stock, shares authorized 50,000,000 50,000,000
Preferred stock, par value $ 0.0001 $ 0.0001
Preferred stock, shares outstanding 0 0