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Consolidated Statements of Stockholders' Equity - USD ($)
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]
June 16, 2021 Registered Direct Offering [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]
June 16, 2021 Registered Direct Offering [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Registered Direct Offerings [Member]
Private Placement [Member]
June 16, 2021 Registered Direct Offering [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
Issuance of shares and warrants (in shares)   13,488,098 9,043,766 15,520,911                    
Issuance of shares and warrants   $ 134,881 $ 90,438 $ 155,209   $ 14,877,611 $ 15,974,301 $ 19,291,087     $ 15,012,492 $ 16,064,739 $ 19,446,296  
Shares issued pursuant to Equity Line (in shares)         647,504                  
Shares issued pursuant to Equity Line         $ 6,475       669,115         675,590
Share issuance to consultant and other (in shares)         174,954                  
Share issuance to consultant and other         $ 1,750       203,443         205,193
Vesting expense and option repricing (in shares)         57,573                  
Vesting expense and option repricing         $ 564       703,848         704,412
Net loss                   (19,657,174)       (19,657,174)
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
Exercise of warrants (in shares)         5,269,059                  
Exercise of warrants         $ 52,702       4,461,169         4,513,871
Shares issued pursuant to convertible debt (in shares)         1,107,544                  
Shares issued pursuant to convertible debt         $ 11,075       502,936         514,011
Shares issued pursuant to transition agreement with former CEO (in shares)         400,000                  
Shares issued pursuant to transition agreement with former CEO         $ 4,000       (4,000)          
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
Issuance of shares and warrants (in shares)         12,000,000               15,520,911  
Issuance of shares and warrants         $ 120,000       6,387,050         6,507,050
Shares issued pursuant to Equity Line (in shares)         315,000                  
Shares issued pursuant to Equity Line         $ 3,150       232,859         236,009
Share issuance to consultant and other (in shares)         596,670                  
Share issuance to consultant and other         $ 5,967       350,158         356,125
Vesting expense and option repricing (in shares)         236,434                  
Vesting expense and option repricing         $ 2,364       136,294         138,658
Net loss                   (25,737,634)       (25,737,634)
Balance (in shares) at Dec. 31, 2022 79,246       78,762,701                  
Balance at Dec. 31, 2022 $ 792       $ 787,627       $ 174,755,389 $ (153,777,916)       $ 21,765,892