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Loans and the Allowance for Loan Losses, Troubled Debt Restructuring (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
Contract
Mar. 31, 2020
USD ($)
Contract
Dec. 31, 2020
USD ($)
Receivables [Abstract]      
Number of modifications | Contract 0 0  
Outstanding commitments on TDR's $ 0 $ 0  
Defaulting TDR's within twelve months of restructuring $ 0 $ 0  
COVID-19 [Member]      
COVID-19 [Abstract]      
Loan modification percentage of total loan portfolio 0.90%    
Loan modifications $ 7,100   $ 7,400
COVID-19 [Member] | Minimum [Member]      
COVID-19 [Abstract]      
Principal and interest payment deferrals period 60 days    
COVID-19 [Member] | Maximum [Member]      
COVID-19 [Abstract]      
Principal and interest payment deferrals period 90 days    
Residential 1-4 Family [Member]      
Receivables [Abstract]      
Loans in process for foreclosure $ 0   $ 0