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Allowance for Credit Losses (Collateral Dependent Loans) (Details) - USD ($) | Sep. 30, 2021 | Dec. 31, 2020
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Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Threshold balance for collateral-dependent loans to be individually reviewed for impairment | $ 500,000 |
Collateral-Dependent Loans | 51,403,000 | $ 58,825,000
Net Realizable Value of Collateral | $ 75,581,000 | $ 81,272,000
Collateral Coverage | 147.00% | 138.20%
Allowance for Credit Losses | $ 1,433,000 | $ 131,000
Collateral-dependent nonaccrual loans with no allowance | 45,500,000 | 57,500,000
Non-PCD Loans | Commercial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 21,826,000 | 16,772,000
Net Realizable Value of Collateral | $ 28,168,000 | $ 23,625,000
Collateral Coverage | 129.10% | 140.90%
Allowance for Credit Losses | $ 1,433,000 | $ 0
Non-PCD Loans | Consumer |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 11,423,000 |
Net Realizable Value of Collateral | $ 14,625,000 |
Collateral Coverage | 128.00% |
Allowance for Credit Losses | $ 0 |
PCD Loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 18,154,000 | 19,042,000
Net Realizable Value of Collateral | $ 32,788,000 | $ 27,872,000
Collateral Coverage | 180.60% | 146.40%
Allowance for Credit Losses | $ 0 | $ 0
Construction and land development | Non-PCD Loans | Commercial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 1,424,000 | 1,424,000
Net Realizable Value of Collateral | $ 1,964,000 | $ 1,795,000
Collateral Coverage | 137.90% | 126.10%
Allowance for Credit Losses | $ 0 | $ 0
Owner occupied commercial mortgage | Non-PCD Loans | Commercial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 7,411,000 | 9,792,000
Net Realizable Value of Collateral | $ 8,367,000 | $ 14,253,000
Collateral Coverage | 112.90% | 145.60%
Allowance for Credit Losses | $ 0 | $ 0
Non-owner occupied commercial mortgage | Non-PCD Loans | Commercial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 8,204,000 | 5,556,000
Net Realizable Value of Collateral | $ 11,307,000 | $ 7,577,000
Collateral Coverage | 137.80% | 136.40%
Allowance for Credit Losses | $ 1,203,000 | $ 0
Commercial and industrial | Non-PCD Loans | Commercial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 4,787,000 |
Net Realizable Value of Collateral | $ 6,530,000 |
Collateral Coverage | 136.40% |
Allowance for Credit Losses | $ 230,000 |
Residential mortgage | Non-PCD Loans | Consumer |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 11,423,000 | 23,011,000
Net Realizable Value of Collateral | $ 14,625,000 | $ 29,775,000
Collateral Coverage | 128.00% | 129.40%
Allowance for Credit Losses | $ 0 | $ 131,000
Revolving mortgage | Non-PCD Loans | Consumer |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Collateral-Dependent Loans | 0 |
Net Realizable Value of Collateral | $ 0 |
Collateral Coverage | 0.00% |
Allowance for Credit Losses | $ 0 |

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