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Note R - Subsequent Events (Details Textual) - Chief Financial Officer [Member] - USD ($)
Aug. 01, 2023
Feb. 06, 2023
Feb. 01, 2023
Scenario, Plan [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares) 50,000    
Subsequent Event [Member]      
Salary and Wage, Officer, Excluding Cost of Good and Service Sold   $ 120,000  
Incentive Bonus, Percentage of Annual Cash Compensation   40.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)   100,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)     50,000