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Income Taxes (Details 2) - USD ($)	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Income Tax Disclosure [Abstract]
Income tax benefit at statutory federal rate	$ (7,934,000)	$ (5,519,000)
Foreign income taxed at other rates	(353,000)	(723,000)
Permanent differences relating to stock based compensation	(4,379,000)
Permanent differences relating to Section 162(m)	816,000
Other permanent differences	741,000	35,000
Adjustment to tax assets based on Section 382	3,330,000
Research and development credits, net	1,042,000	1,267,000
State and local taxes	(7,022,000)	(2,911,000)
Adjustment and true up to prior years' tax provision	48,000	373,000
Effect of change in statutory rates	216,000	36,000
State minimum and exise taxes	267,565	22,664
Change in valuation allowances	13,495,000	7,442,000
Income tax expense	$ 267,565	$ 22,664

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