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Fixed Assets (Tables)
12 Months Ended
Jun. 30, 2020
Property, Plant and Equipment [Abstract]  
Fixed assets
    Estimated     June 30,  
   

Useful Lives

in years

    2020     2019  
                   
Manufacturing equipment     2 - 5     $ 112,000     $ 83,000  
Leasehold improvements     3       229,000       112,000  
Office equipment, furniture and other     2 - 5       312,000       315,000  
Lab equipment     3 - 5       90,000       90,000  
Less accumulated depreciation and amortization             (484,000 )     (396,000 )
   Fixed assets, net           $ 259,000     $ 204,000