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Loans by Type (Summary of Loan Categories) (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Participating Mortgage Loans [Line Items] |  |
Loans | $ 888,575 | $ 891,676
Commercial and Industrial [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | 302,747 | 298,984
Real Estate Commercial Mortgage [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | 96,630 | 100,419
Real Estate Commercial Construction [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | 23,766 | 25,090
Real Estate Faith-based Mortgage [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | 331,153 | 333,661
Real Estate Faith-based Construction [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | 20,800 | 23,818
Paycheck protection program ("PPP") [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | 113,474 | 109,704
Other [Member] |  |
Participating Mortgage Loans [Line Items] |  |
Loans | $ 5 |

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