Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Equity Incentive Plan (Details Textual)

v3.23.3
Note 6 - Equity Incentive Plan (Details Textual)
9 Months Ended
Sep. 30, 2023
USD ($)
shares
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross 12,000
Restricted Stock Units (RSUs) [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted 39,750
The 2013 Equity Incentive Plan [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant 524,680
Share Based Compensation Arrangement By Share Based Payment Award, Grants In Period, Fair Value | $ $ 529,389
Share-Based Payment Arrangement, Expense | $ 263,558
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ $ 1,944,010
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition 10 months 24 days
The 2013 Equity Incentive Plan [Member] | Share-Based Payment Arrangement, Employee [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross 12,000
The 2013 Equity Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Employee [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted 12,200
The 2013 Equity Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member] | Board Member [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted 27,550