Annual report pursuant to Section 13 and 15(d)

Industry Segments (Schedule of Segment Reporting Information) (Details)

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Industry Segments (Schedule of Segment Reporting Information) (Details) - USD ($)
12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Operating (loss) income $ (6,435,894) $ (20,872,407)
Operating Segments [Member]    
Operating (loss) income (6,436,000) (20,872,000)
Commercial [Member] | Operating Segments [Member]    
Operating (loss) income 15,858,000 1,944,000
Research and development [Member] | Operating Segments [Member]    
Operating (loss) income (13,692,000) (10,808,000)
Corporate [Member] | Operating Segments [Member]    
Operating (loss) income $ (8,602,000) $ (12,008,000)