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Impaired Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, Unpaid Principal Balance | $ 320 | $ 325
Impaired Financing Receivable, Charge-off And Payments Applied | (11) | (6)
Impaired Financing Receivable, Recorded Investment | 309 | 319
Impaired Financing Receivable, Related Allowance | 0 | 0
Commercial Real Estate Other Loans [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 214 | 216
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (8) | (4)
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 206 | 212
Impaired Financing Receivable, With Related Allowance, Related Allowance | 0 | 0
Commercial Real Estate Loans, Total [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 214 | 216
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (8) | (4)
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 206 | 212
Impaired Financing Receivable, With Related Allowance, Related Allowance | 0 | 0
Residential Real Estate Investment Property Loans [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 106 | 109
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (3) | (2)
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 103 | 107
Impaired Financing Receivable, With Related Allowance, Related Allowance | 0 | 0
Residential Real Estate Loans, Total [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance | 106 | 109
Impaired Financing Receivable, with No Related Allowance, Charge-off And Payments Applied | (3) | (2)
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 103 | 107
Impaired Financing Receivable, With Related Allowance, Related Allowance | $ 0 | $ 0

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