CONSOLIDATED STATEMENTS OF STOCKOLDERS' EQUITY - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Deficit [Member]	Treasury Stock, at Cost [Member]	Total
Balance at Sep. 30, 2018	$ 574,687	$ 95,496,506	$ (581,519)	$ (58,201,651)	$ (7,806,605)	$ 29,481,418
Balance (in Shares) at Sep. 30, 2018	57,468,660
Share-based compensation		1,906,098				1,906,098
Shares issued in connection with public offering and common stock purchase agreement, net of fees and costs	$ 71,429	9,060,538				9,131,967
Shares issued in connection with public offering and common stock purchase agreement, net of fees and costs (in Shares)	7,142,857
Sale of shares under common stock purchase agreement	$ 20,000	3,580,000				3,600,000
Sale of shares under common stock purchase agreement (in Shares)	2,000,000
Amortization of deferred costs		(101,981)				(101,981)
Issuance of shares pursuant to share-based awards	$ 6,104	326,896				333,000
Issuance of shares pursuant to share-based awards (in Shares)	610,434
Net loss				(12,017,366)		(12,017,366)
Balance at Sep. 30, 2019	$ 672,220	110,268,057	(581,519)	(70,219,017)	(7,806,605)	32,333,136
Balance (in Shares) at Sep. 30, 2019	67,221,951
Share-based compensation		2,646,246				2,646,246
Shares issued in connection with public offering and common stock purchase agreement, net of fees and costs	$ 2,121	678,816				680,937
Shares issued in connection with public offering and common stock purchase agreement, net of fees and costs (in Shares)	212,130
Sale of shares under common stock purchase agreement	$ 41,421	13,358,578				13,399,999
Sale of shares under common stock purchase agreement (in Shares)	4,142,070
Amortization of deferred costs		(390,931)				(390,931)
Issuance of shares pursuant to share-based awards	$ 3,621	411,843				415,464
Issuance of shares pursuant to share-based awards (in Shares)	362,091
Issuance of shares pursuant to common stock purchase warrants	$ 1,091	(1,091)
Issuance of shares pursuant to common stock purchase warrants (in Shares)	109,143
Net loss				(18,973,535)		(18,973,535)
Balance at Sep. 30, 2020	$ 720,474	$ 126,971,518	$ (581,519)	$ (89,192,552)	$ (7,806,605)	$ 30,111,316
Balance (in Shares) at Sep. 30, 2020	72,047,385