XML 19 R5.htm IDEA: XBRL DOCUMENT v3.23.3
Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
Common Stock [Member]
Treasury Stock, Common [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2021 40,482,659 (12,253,502)      
Balance at Dec. 31, 2021 $ 40,483 $ (18,929,915) $ 101,026,496 $ (63,746,602) $ 18,390,462
Stock-based compensation expense 0 0 453,791 0 453,791
Net loss $ 0 $ 0 0 (2,491,665) (2,491,665)
Issuance of common stock upon exercise of stock options (in shares) 35,000 0      
Issuance of common stock upon exercise of stock options $ 35 $ 0 42,315 0 42,350
Balance (in shares) at Mar. 31, 2022 40,517,659 (12,253,502)      
Balance at Mar. 31, 2022 $ 40,518 $ (18,929,915) 101,522,602 (66,238,267) 16,394,938
Balance (in shares) at Dec. 31, 2021 40,482,659 (12,253,502)      
Balance at Dec. 31, 2021 $ 40,483 $ (18,929,915) 101,026,496 (63,746,602) 18,390,462
Net loss         (7,588,833)
Issuance of common stock upon exercise of stock options (in shares) 233,943        
Balance (in shares) at Sep. 30, 2022 40,716,602 (12,253,502)      
Balance at Sep. 30, 2022 $ 40,717 $ (18,929,915) 102,836,563 (71,335,435) 12,611,930
Balance (in shares) at Mar. 31, 2022 40,517,659 (12,253,502)      
Balance at Mar. 31, 2022 $ 40,518 $ (18,929,915) 101,522,602 (66,238,267) 16,394,938
Stock-based compensation expense 0 0 454,500 0 454,500
Net loss $ 0 $ 0 0 (3,287,995) (3,287,995)
Balance (in shares) at Jun. 30, 2022 40,517,659 (12,253,502)      
Balance at Jun. 30, 2022 $ 40,518 $ (18,929,915) 101,977,102 (69,526,262) 13,561,443
Stock-based compensation expense 0 0 499,919 0 499,919
Net loss $ 0 $ 0 0 (1,809,173) (1,809,173)
Issuance of common stock upon exercise of stock options (in shares) 198,943 0      
Issuance of common stock upon exercise of stock options $ 199 $ 0 359,542 0 359,741
Balance (in shares) at Sep. 30, 2022 40,716,602 (12,253,502)      
Balance at Sep. 30, 2022 $ 40,717 $ (18,929,915) 102,836,563 (71,335,435) 12,611,930
Balance (in shares) at Dec. 31, 2022 40,816,602 (12,253,502)      
Balance at Dec. 31, 2022 $ 40,817 $ (18,929,915) 103,458,697 (73,481,860) 11,087,739
Stock-based compensation expense $ 0 $ 0 330,639 0 330,639
Issuance of common stock upon vesting of restricted stock units (in shares) 247,961 0      
Issuance of common stock upon vesting of restricted stock units $ 248 $ 0 341,938 0 342,186
Net loss $ 0 $ 0 0 (956,444) (956,444)
Balance (in shares) at Mar. 31, 2023 41,064,563 (12,253,502)      
Balance at Mar. 31, 2023 $ 41,065 $ (18,929,915) 104,131,274 (74,438,304) 10,804,120
Balance (in shares) at Dec. 31, 2022 40,816,602 (12,253,502)      
Balance at Dec. 31, 2022 $ 40,817 $ (18,929,915) 103,458,697 (73,481,860) 11,087,739
Issuance of common stock upon vesting of restricted stock units (in shares) 247,961        
Net loss         $ (4,723,663)
Issuance of common stock upon exercise of stock options (in shares)         (0)
Balance (in shares) at Sep. 30, 2023 41,064,563 (12,253,502)      
Balance at Sep. 30, 2023 $ 41,065 $ (18,929,915) 104,746,897 (78,205,523) $ 7,652,524
Balance (in shares) at Mar. 31, 2023 41,064,563 (12,253,502)      
Balance at Mar. 31, 2023 $ 41,065 $ (18,929,915) 104,131,274 (74,438,304) 10,804,120
Stock-based compensation expense 0 0 334,316 0 334,316
Net loss $ 0 $ 0 0 (2,152,960) (2,152,960)
Balance (in shares) at Jun. 30, 2023 41,064,563 (12,253,502)      
Balance at Jun. 30, 2023 $ 41,065 $ (18,929,915) 104,465,590 (76,591,264) 8,985,476
Stock-based compensation expense 0 0 281,307 0 281,307
Net loss $ 0 $ 0 0 (1,614,259) (1,614,259)
Balance (in shares) at Sep. 30, 2023 41,064,563 (12,253,502)      
Balance at Sep. 30, 2023 $ 41,065 $ (18,929,915) $ 104,746,897 $ (78,205,523) $ 7,652,524