Quarterly report pursuant to Section 13 or 15(d)

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

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Industry Segments (Schedule of Segment Reporting Information) (Details) - USD ($)
3 Months Ended 9 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Operating (loss) income $ (1,842,002) $ (4,964,728) $ (4,978,319) $ (17,097,860)
Operating Segments [Member]        
Operating (loss) income (1,842,000) (4,965,000) (4,978,000) (17,098,000)
Commercial [Member] | Operating Segments [Member]        
Operating (loss) income 5,621,000 1,328,000 12,493,000 1,309,000
Research and development [Member] | Operating Segments [Member]        
Operating (loss) income (4,853,000) (3,787,000) (10,104,000) (7,780,000)
Corporate [Member] | Operating Segments [Member]        
Operating (loss) income $ (2,610,000) $ (2,506,000) $ (7,367,000) $ (10,627,000)