Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)	Preferred Stock [Member] Series B Convertible Preferred Stock [Member] Registered Direct Offerings [Member]	Preferred Stock [Member] Series B Convertible Preferred Stock [Member] Private Placement [Member]	Preferred Stock [Member] Series B Convertible Preferred Stock [Member]	Common Stock [Member] Registered Direct Offerings [Member]	Common Stock [Member] Private Placement [Member]	Common Stock [Member]	Additional Paid-in Capital [Member] Registered Direct Offerings [Member]	Additional Paid-in Capital [Member] Private Placement [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member] Registered Direct Offerings [Member]	Retained Earnings [Member] Private Placement [Member]	Retained Earnings [Member]	Registered Direct Offerings [Member]	Private Placement [Member]	Total
Balance (in shares) at Dec. 31, 2020			79,246			19,804,787
Balance at Dec. 31, 2020			$ 792			$ 198,048			$ 110,826,949			$ (108,383,108)			$ 2,642,681
Shares issued to consultant & other (in shares)						2,665
Shares issued to consultant & other						$ 27			(4,075)						(4,048)
Vesting expense									565,082						565,082
Net loss												(3,888,713)			(3,888,713)
Shares issued pursuant to agreement with former CEO related to accrued interest (in shares)						100,401
Shares issued pursuant to agreement with former CEO related to accrued interest						$ 1,004			142,569						143,573
Issuance of shares and warrants pursuant to Shelf offerings, net (in shares)				13,488,098	9,043,766
Issuance of shares and warrants pursuant to Shelf offerings, net				$ 134,881	$ 90,438		$ 14,877,611	$ 15,974,301					$ 15,012,492	$ 16,064,739
Exercise of warrants (in shares)						5,247,059
Exercise of warrants						$ 52,471			4,442,799						4,495,270
Shares issued pursuant to convertible debt (in shares)						1,107,544
Shares issued pursuant to convertible debt						$ 11,075			502,936						514,011
Balance (in shares) at Mar. 31, 2021			79,246			48,794,320
Balance at Mar. 31, 2021			$ 792			$ 487,944			147,328,172			(112,271,821)			35,545,087
Balance (in shares) at Dec. 31, 2021			79,246			65,614,597
Balance at Dec. 31, 2021			$ 792			$ 656,146			167,649,028			(128,040,282)			40,265,684
Shares issued pursuant to equity line (in shares)						120,000
Shares issued pursuant to equity line						$ 1,200			85,685						86,885
Shares issued to consultant & other (in shares)						171,868
Shares issued to consultant & other						$ 1,719			160,403						162,122
Vesting expense									36,518						36,518
Net loss												(3,370,715)			(3,370,715)
Balance (in shares) at Mar. 31, 2022			79,246			65,906,465
Balance at Mar. 31, 2022			$ 792			$ 659,065			$ 167,931,634			$ (131,410,997)			$ 37,180,494