Registration of securities issued in business combination transactions

Note 7 - Stock-based Compensation (Details Textual)

v3.23.4
Note 7 - Stock-based Compensation (Details Textual) - USD ($)
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Jan. 01, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)   0 53,500 0 131,200 1,952,000 1,982,500  
Percentage of Size Adjustment Premium of Volatility, Increased During Period               30.00%
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Grant Date Fair Value     $ 168,900   $ 1,639,870      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares) 0   10,700 2,000 26,400 264,000 453,000  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount $ 431,067     $ 431,067   $ 1,709,838    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Month)       11 months   9 months 15 days    
Share-Based Payment Arrangement, Expense $ 180,816   $ 398,319 $ 557,146 $ 971,777 $ 1,967,927 $ 1,868,897