Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Information (Plant and Equipment) (Details)

v3.19.2
Balance Sheet Information (Plant and Equipment) (Details) - USD ($)
Jun. 30, 2019
Sep. 30, 2018
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 3,823,246 $ 4,305,970
Less: accumulated depreciation and amortization (3,508,556) (3,901,418)
Plant and equipment, net 314,690 404,552
Equipment, Furniture And Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 3,535,560 4,018,284
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 287,686 $ 287,686