STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($)	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit
Balance, shares at Sep. 30, 2021		43,207,183
Balance, amount at Sep. 30, 2021	$ 56,534,226	$ 432,072	$ 474,298,566	$ (418,196,412)
Warrant exercises, shares		19,705
Warrant exercises, amount	157,954	$ 197	157,757	0
Equity based compensation - employees	3,262,296	$ 0	3,262,296	0
401(k) contributions paid in common stock, shares		7,605
401(k) contributions paid in common stock, amount	52,555	$ 76	52,479	0
Stock and options issued to nonemployees for service, shares		18,020
Stock and options issued to nonemployees for service, amount	143,160	$ 180	142,980	0
Option exercises, shares		6,500
Option exercises, amount	29,835	$ 65	29,770	0
Share issuance costs	(45,965)	0	(45,965)	0
Net loss	(8,782,606)	$ 0	0	(8,782,606)
Balance, shares at Dec. 31, 2021		43,259,013
Balance, amount at Dec. 31, 2021	51,351,455	$ 432,590	477,897,883	(426,979,018)
Balance, shares at Sep. 30, 2021		43,207,183
Balance, amount at Sep. 30, 2021	56,534,226	$ 432,072	474,298,566	(418,196,412)
Net loss	(28,238,682)
Modification of warrants	634,713
Balance, shares at Jun. 30, 2022		43,355,529
Balance, amount at Jun. 30, 2022	38,728,363	$ 433,555	484,729,902	(446,435,094)
Balance, shares at Dec. 31, 2021		43,259,013
Balance, amount at Dec. 31, 2021	51,351,455	$ 432,590	477,897,883	(426,979,018)
Warrant exercises, shares		5,500
Warrant exercises, amount	13,860	$ 55	13,805	0
Equity based compensation - employees	3,392,706	$ 0	3,392,706	0
401(k) contributions paid in common stock, shares		14,614
401(k) contributions paid in common stock, amount	57,517	$ 146	57,371	0
Stock and options issued to nonemployees for service, shares		25,475
Stock and options issued to nonemployees for service, amount	140,052	$ 255	139,797	0
Share issuance costs	(4,550)	0	(4,550)	0
Net loss	(9,823,492)	$ 0	0	(9,823,492)
Balance, shares at Mar. 31, 2022		43,304,602
Balance, amount at Mar. 31, 2022	45,127,548	$ 433,046	481,497,012	(436,802,510)
Equity based compensation - employees	2,447,772	$ 0	2,447,772	0
401(k) contributions paid in common stock, shares		12,640
401(k) contributions paid in common stock, amount	57,208	$ 126	57,082	0
Stock and options issued to nonemployees for service, shares		38,287
Stock and options issued to nonemployees for service, amount	122,266	$ 383	121,883	0
Share issuance costs	(28,560)	0	(28,560)	0
Net loss	(9,632,584)	0	0	(9,632,584)
Modification of warrants	634,713	$ 0	634,713	0
Balance, shares at Jun. 30, 2022		43,355,529
Balance, amount at Jun. 30, 2022	38,728,363	$ 433,555	484,729,902	(446,435,094)
Balance, shares at Sep. 30, 2022		43,448,317
Balance, amount at Sep. 30, 2022	32,163,207	$ 434,484	486,625,816	(454,897,093)
Warrant exercises, shares		217,752
Warrant exercises, amount	447,291	$ 2,177	445,114	0
Equity based compensation - employees	1,703,931	$ 0	1,703,931	0
401(k) contributions paid in common stock, shares		21,331
401(k) contributions paid in common stock, amount	50,178	$ 213	49,965	0
Stock and options issued to nonemployees for service, shares		40,236
Stock and options issued to nonemployees for service, amount	91,623	$ 402	91,221	0
Net loss	(7,853,509)	$ 0	0	(7,853,509)
2014 Incentive Stock Forfeited, shares		(2,000)
2014 Incentive Stock Forfeited, amount	(11,100)	$ (20)	(11,080)	0
Balance, shares at Dec. 31, 2022		43,725,636
Balance, amount at Dec. 31, 2022	26,591,621	$ 437,256	488,904,967	(462,750,602)
Balance, shares at Sep. 30, 2022		43,448,317
Balance, amount at Sep. 30, 2022	32,163,207	$ 434,484	486,625,816	(454,897,093)
Net loss	(24,563,599)
Modification of warrants	0
Balance, shares at Jun. 30, 2023		44,748,437
Balance, amount at Jun. 30, 2023	14,789,399	$ 447,484	493,802,607	(479,460,692)
Balance, shares at Dec. 31, 2022		43,725,636
Balance, amount at Dec. 31, 2022	26,591,621	$ 437,256	488,904,967	(462,750,602)
Equity based compensation - employees	1,743,288	$ 0	1,743,288	0
401(k) contributions paid in common stock, shares		23,627
401(k) contributions paid in common stock, amount	54,865	$ 236	54,629	0
Stock and options issued to nonemployees for service, shares		38,562
Stock and options issued to nonemployees for service, amount	100,635	$ 386	100,249	0
Net loss	(8,342,809)	$ 0	0	(8,342,809)
Balance, shares at Mar. 31, 2023		43,787,825
Balance, amount at Mar. 31, 2023	20,147,600	$ 437,878	490,803,133	(471,093,411)
Equity based compensation - employees	1,551,319	$ 0	1,551,319	0
401(k) contributions paid in common stock, shares		12,855
401(k) contributions paid in common stock, amount	52,663	$ 129	52,534	0
Stock and options issued to nonemployees for service, shares		36,523
Stock and options issued to nonemployees for service, amount	135,669	$ 365	135,304	0
Share issuance costs	(111,368)	0	(111,368)	0
Net loss	(8,367,281)	$ 0	0	(8,367,281)
2014 Incentive Stock Forfeited, shares		(2,000)
2014 Incentive Stock Forfeited, amount	(11,100)	$ (20)	(11,080)	0
Proceeds from the sale of common stock, shares		913,234
Proceeds from the sale of common stock, amount	1,391,897	$ 9,132	1,382,765	0
Balance, shares at Jun. 30, 2023		44,748,437
Balance, amount at Jun. 30, 2023	$ 14,789,399	$ 447,484	$ 493,802,607	$ (479,460,692)