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Loans and Allowance for Loan Losses, TDRs Pre-modification and Post-modification (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 USD ($) Loan | Dec. 31, 2019 USD ($) Loan | Dec. 31, 2018 USD ($)
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Number of Loans | Loan |  | 2 |
Increase in provision expese and allowance for loan losses |  | $ 185 |
Impact on the allowance for loan losses and resulted in charge-offs |  | $ 0 |
Number of TDRs occurred | Loan | 0 | 0 |
Troubled debt restructuring past due 90 days or more |  |  | $ 362
Aggregate loan balances | $ 841,504 | $ 766,502 |
TDR recorded investment | $ 57,893 | $ 50,586 |
CARES Act [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Total number of loans modified related to COVID 19 | Loan | 827 |  |
Total Loans Modified, Non-trouble Debt Restructuring | $ 153,263 |  |
Number of remaining loans modified related to COVID 19 | Loan | 116 |  |
Aggregate loan balances | $ 7,287 |  |
Aggregate loan amount that are reviewed risk categories | $ 1,000 |  |
Commercial Real Estate [Member] | Owner-occupied [Member] | Reduction of Principal and Interest Payments [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Number of Loans | Loan |  | 1 |
Commercial and Industrial [Member] | Reduction of Principal and Interest Payments [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Number of Loans | Loan |  | 1 |
Performing to Modified Terms [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Pre-modification recorded investment |  | $ 1,235 |
Post-modification recorded investment |  | 1,235 |
Performing to Modified Terms [Member] | Commercial Real Estate [Member] | Owner-occupied [Member] | Reduction of Principal and Interest Payments [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Pre-modification recorded investment |  | 1,036 |
Post-modification recorded investment |  | 1,036 |
Performing to Modified Terms [Member] | Commercial and Industrial [Member] | Reduction of Principal and Interest Payments [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Pre-modification recorded investment |  | 199 |
Post-modification recorded investment |  | 199 |
Not Performing to Modified Terms [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Pre-modification recorded investment |  | 0 |
Post-modification recorded investment |  | 0 |
Not Performing to Modified Terms [Member] | Commercial Real Estate [Member] | Owner-occupied [Member] | Reduction of Principal and Interest Payments [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Pre-modification recorded investment |  | 0 |
Post-modification recorded investment |  | 0 |
Not Performing to Modified Terms [Member] | Commercial and Industrial [Member] | Reduction of Principal and Interest Payments [Member] |  |  |
Troubled Debt Restructuring Loan Modifications [Abstract] |  |  |
Pre-modification recorded investment |  | 0 |
Post-modification recorded investment |  | $ 0 |

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