CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)	Total	Common Stock	Additional Paid in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2021		118,747,447
Beginning balance at Dec. 31, 2021	$ 32,807,995	$ 118,748	$ 176,586,529	$ (143,951,019)	$ 53,737
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,089,263)			(2,089,263)
Unrealized gain (loss) on debt securities	(98,156)				(98,156)
Stock-based compensation	671,158		671,158
Stock issued for vested restricted stock awards (in shares)		1,059,755
Stock issued for vested restricted stock awards	0	$ 1,060	(1,060)
Shares withheld for taxes on vested restricted stock	(128,520)		(128,520)
Stock warrants issued for referral agreement	12,483		12,483
Ending balance (in shares) at Mar. 31, 2022		119,807,202
Ending balance at Mar. 31, 2022	31,175,697	$ 119,808	177,140,590	(146,040,282)	(44,419)
Beginning balance (in shares) at Dec. 31, 2022		120,137,124
Beginning balance at Dec. 31, 2022	21,749,316	$ 120,138	178,771,604	(157,057,558)	(84,868)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(3,440,105)			(3,440,105)
Unrealized gain (loss) on debt securities	84,868				84,868
Stock-based compensation	432,084		432,084
Stock issued for vested restricted stock awards (in shares)		1,503,238
Stock issued for vested restricted stock awards	0	$ 1,503	(1,503)
Shares withheld for taxes on vested restricted stock	(166,872)		(166,872)
Reversal of expense related to a change in warrant vesting	(9,874)		(9,874)
Ending balance (in shares) at Mar. 31, 2023		121,640,362
Ending balance at Mar. 31, 2023	$ 18,649,417	$ 121,641	$ 179,025,439	$ (160,497,663)	$ 0