Consolidated Statements of Changes in Redeemable Convertible Preferred Stock and Stockholders Equity (unaudited) - USD ($)	Total	Series A Convertible Preferred Stock	Preferred Stock Series B	Preferred Stock Series C	Common Stock	Escrow Proceeds	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Preferred Stock
Balance, shares at Jun. 30, 2021					9,201,988				4,030
Balance, amount at Jun. 30, 2021	$ 49,651,372				$ 2,300,497		$ 399,146,232	$ (351,795,397)	$ 40
Stock-based compensation, shares					69,406
Stock-based compensation, amount	1,789,947				$ 17,352		1,772,595	0	0
Withholding taxes related to restricted stock units, shares					(16,191)
Withholding taxes related to restricted stock units, amount	(221,311)				$ (4,048)		(217,263)	0	0
Warrant exercises, shares					14,000
Warrant exercises, amount	280,000				$ 3,500		276,500	0	0
Option exercises, shares					1,744
Option exercises, amount	16,132				$ 436		15,696	0	0
Net loss	(23,430,681)				$ 0		0	(23,430,681)	$ 0
Stock-based compensation	1,789,947
Balance, shares at Mar. 31, 2022					9,270,947				4,030
Balance, amount at Mar. 31, 2022	28,085,459				$ 2,317,737		400,993,760	(375,226,078)	$ 40
Balance, shares at Dec. 31, 2021					9,267,811				4,030
Balance, amount at Dec. 31, 2021	35,196,307				$ 2,316,953		400,473,806	(367,594,492)	$ 40
Stock-based compensation, shares					4,440
Stock-based compensation, amount	533,779				$ 1,110		532,669	0	0
Withholding taxes related to restricted stock units, shares					(1,304)
Withholding taxes related to restricted stock units, amount	(13,041)				$ (326)		(12,715)	0	0
Net loss	(7,631,586)				$ 0		0	(7,631,586)	$ 0
Balance, shares at Mar. 31, 2022					9,270,947				4,030
Balance, amount at Mar. 31, 2022	28,085,459				$ 2,317,737		400,993,760	(375,226,078)	$ 40
Balance, shares at Jun. 30, 2022		4,030	8,100,000	900,000	9,270,947
Balance, amount at Jun. 30, 2022	16,267,875	$ 40	$ 13,500,000	$ 1,500,000	$ 92,709	$ (15,000,000)	404,168,822	(387,993,696)
Stock-based compensation, shares					84,062
Stock-based compensation, amount	1,188,918	0	0	0	$ 841	0	1,188,077	0
Withholding taxes related to restricted stock units, shares					(20,468)
Withholding taxes related to restricted stock units, amount	(146,062)	0	0	0	$ (205)	0	(145,857)	0
Warrant exercises, shares					798,182
Warrant exercises, amount	78	0	0	0	$ 7,982	0	(7,904)	0
Net loss	(16,827,424)	0	$ 0	$ 0	0	0	0	(16,827,424)
Redemption of convertible series B & series C preferred stock, shares			(8,100,000)	(900,000)
Redemption of convertible series B & series C preferred stock, amount	0	0	$ (13,500,000)	$ (1,500,000)	$ 0	15,000,000	0	0
Sale of common stock and warrants, net of costs, shares					1,020,000
Sale of common stock and warrants, net of costs, amount	9,109,117	0	0	0	$ 10,200	0	9,098,917	0
Reverse stock split fractional shares, shares					(43)
Reverse stock split fractional shares, amount	0	$ 0	0	0	$ 0	0	0	0
Stock-based compensation	1,188,918
Balance, shares at Mar. 31, 2023		4,030			11,152,680
Balance, amount at Mar. 31, 2023	9,592,502	$ 40	0	0	$ 111,527	0	414,302,055	(404,821,120)
Balance, shares at Dec. 31, 2022		4,030			10,354,498
Balance, amount at Dec. 31, 2022	16,343,586	$ 40	0	0	$ 103,545	0	413,913,202	(397,673,201)
Warrant exercises, shares					798,182
Warrant exercises, amount	78	0	0	0	$ 7,982	0	(7,904)	0
Net loss	(7,147,919)	0	0	0	0	0	0	(7,147,919)
Stock-based compensation	396,757	0	0	0	0	0	396,757	0
Redemption of convertible series B & series C preferred stock	0	$ 0	0	0	$ 0	0	0	0
Balance, shares at Mar. 31, 2023		4,030			11,152,680
Balance, amount at Mar. 31, 2023	$ 9,592,502	$ 40	$ 0	$ 0	$ 111,527	$ 0	$ 414,302,055	$ (404,821,120)