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Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Total
Beginning balance, value at Dec. 31, 2019 $ 6,018 $ 61,066,971 $ (47,288,007) $ 13,784,982
Common Stock, Shares, Outstanding, Beginning Balance at Dec. 31, 2019 6,017,674      
Repurchase of common stock $ (5) (8,475) (8,480)
Cancellation of restricted stock $ (10) 10
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited (9,745)      
Exercise of stock options $ 100 167,965 168,065
Exercise of stock options (in shares) 100,239      
Stock-based compensation 507,051 507,051
Net income (3,278,601) (3,278,601)
Conversion of convertible note      
Ending balance, value at Dec. 31, 2020 $ 6,103 61,733,522 (50,566,608) $ 11,173,017
Common Stock, Shares, Outstanding, Ending Balance at Dec. 31, 2020 6,102,630     6,102,630
Repurchase of common stock $ (1) (2,396) $ (2,937)
Cancellation of restricted stock $ (15) 15
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited (14,128)      
Exercise of stock options $ 782 1,898,779 1,899,561
Exercise of stock options (in shares) 782,633      
Stock-based compensation 693,425 693,425
Net income 4,466,257 4,466,257
Vesting of restricted stock 40 (40)
Conversion of convertible note $ 89 129,911 130,000
Stock Issued During Period, Shares, Conversion of Convertible Securities 89,040      
Issuance of common stock for intangible assets $ 184 1,686,956 1,687,140
Stock Issued During Period, Shares, Acquisitions 184,332      
Ending balance, value at Dec. 31, 2021 $ 7,184 $ 66,139,630 $ (46,100,351) $ 20,046,463
Common Stock, Shares, Outstanding, Ending Balance at Dec. 31, 2021 7,183,874     7,183,874