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Note 16 - Significant Estimates and Concentrations
12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Concentration Risk Disclosure [Text Block]
NOTE
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:     SIGNIFICANT ESTIMATES AND CONCENTRATIONS
 
Accounting principles generally accepted in the United States of America require disclosure of certain significant estimates and current vulnerabilities due to certain concentrations. Estimates related to the allowance for loan losses are reflected in the footnote regarding loans. Current vulnerabilities due to certain concentrations of credit risk are discussed in the footnote regarding loans.