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Note C - Loans - Evaluation of Quality of Loan Portfolio (Details) - Credit Concentration Risk [Member] - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Gaming [Member]    
Total outstanding concentrations $ 18,765 $ 19,899
Hotel/Motel [Member]    
Total outstanding concentrations 45,499 47,294
Out of Area [Member]    
Total outstanding concentrations $ 7,995 $ 13,423