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Note H - Borrowings (Details Textual) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Advances from Federal Home Loan Banks, Total $ 3,526,319 $ 36,142,000
Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available 59,008,622  
Federal Home Loan Bank, Advances, Maturities Summary, Fixed Rate, under One Year $ 2,500,000  
Federal Home Loan Bank, Advances, Maturities Summary, Fixed Rate, under One Year, Interest Rate 1.45%  
Minimum [Member]    
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Interest Rate at Period End 2.604%  
Maximum [Member]    
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Interest Rate at Period End 7.00%  
Federal Reserve Bank Discount Window Primary Credit Program [Member] | Federal Reserve Bank Advances [Member]    
Line of Credit Facility, Maximum Borrowing Capacity $ 14,647,619  
Debt Instrument, Interest Rate, Stated Percentage 2.25%  
Short-term Debt, Total $ 0