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Borrowings (Narrative) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Schedule of Federal Home Loan Bank Advances [Line Items] |  |
Federal Home Loan Bank Advances | $ 0 | $ 0
FHLB irrevocable letter of credit | 50,000 |
Federal Home Loan Bank of Atlanta [Member] |  |
Schedule of Federal Home Loan Bank Advances [Line Items] |  |
Unused line of credit total | $ 225,200 |
Available credit to total Bank assets, maximum percentage | 20.00% |

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