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Loans (Details Narrative) - USD ($)
Jun. 30, 2021
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2019
Financing Receivable, Past Due [Line Items]        
Loans and Leases Receivable, Gross $ 878,318,000 $ 844,157,000 $ 817,372,000  
Troubled debt restructurings 1,500,000     $ 1,600,000
Loans greater than ninety days delinquent and still accruing interest 4,200,000 1,300,000    
Recorded investment in purchased impaired loans 109,000 110,000    
Unpaid Principal Balance in Purchased Impaired Loans 162,000 171,000    
Commercial, Financial And Agricultural Loan [Member]        
Financing Receivable, Past Due [Line Items]        
Loans and Leases Receivable, Gross 111,449,000 96,688,000 $ 107,184,000  
Commercial, Financial And Agricultural Loan [Member] | Entity Loan Modification Program [Member]        
Financing Receivable, Past Due [Line Items]        
Loans and Leases Receivable, Gross $ 47,200,000 $ 42,200,000