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Impaired Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, Unpaid Principal Balance | $ 325 | $ 335
Impaired Financing Receivable, Charge-off And Payments Applied | (6) | (236)
Impaired Financing Receivable, Recorded Investment | 319 | 99
Commercial and Industrial Loans [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance |  | 335
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied |  | (236)
Impaired Financing Receivable, with No Related Allowance, Recorded Investment |  | $ 99
Commercial Real Estate Other Loans [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 216 |
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (4) |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 212 |
Commercial Real Estate Loans, Total [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 216 |
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (4) |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 212 |
Residential Real Estate Investment Property Loans [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 109 |
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (2) |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 107 |
Residential Real Estate Loans, Total [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 109 |
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (2) |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | $ 107 |

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