Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Stock Based Compensation (Details Textual)

v3.23.3
Note 12 - Stock Based Compensation (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Jun. 15, 2023
May 24, 2023
Jun. 30, 2023
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Employee Stock Ownership Plan (ESOP), Shares in ESOP, Total (in shares)       431,836 431,836 431,836 431,836
Employee Stock Ownership Plan (ESOP), Weighted Average Purchase Price of Shares Purchased (in dollars per share)           $ 10  
Employee Stock Ownership Plan (ESOP), Shares Contributed to ESOP (in shares)           0  
Employee Stock Ownership Plan (ESOP), Compensation Expense       $ 50,000 $ 48,000 $ 152,000 $ 151,000
Share Price (in dollars per share)       $ 9.05 $ 10.82 $ 9.05 $ 10.82
The 2023 Equity Plan [Member]              
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)   755,714          
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)     465,500 0   465,500  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)           $ 3.56  
Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount       $ 1,600,000   $ 1,600,000  
The 2023 Equity Plan [Member] | Restricted Stock [Member]              
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)   215,918          
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 5 years         5 years  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)       28,718   28,718  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)           4 years 8 months 12 days  
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares) 187,200     0   187,200  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Total Grant Date Fair Value $ 1,800,000            
Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount       $ 1,600,000   $ 1,600,000  
The 2023 Equity Plan [Member] | Share-Based Payment Arrangement, Option [Member]              
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)   539,796          
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)   5 years          
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)   10 years          
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)       74,296   74,296  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term (Year)           6 years 6 months  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate           3.82%  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate           29.00%  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate           0.00%  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)           4 years 8 months 12 days