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Loans And Leases (Narrative) (Details) | 12 Months Ended
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Dec. 31, 2021 USD ($) loan | Dec. 31, 2020 USD ($) loan | Dec. 31, 2019 USD ($)
Accounts Notes And Loans Receivable [Line Items] |  |  |
Loans | $ 1,214,149,000 | $ 895,344,000 |
Loans 90 days or more past due and still accruing interest |  |  |
Total TDR's | 2,978,000 | 3,090,000 |
Allocated specific reserves to modified TDRs | $ 20,000 | $ 23,000 |
Number of TDRs in payment default | loan | 0 | 0 |
Cash payments of interest | $ 169,000 | $ 159,000 | $ 168,000
Loans | 1,229,657,000 | 912,366,000 |
Deferral loans outstanding balance | $ 528,000 |  |
Northpointe [Member] | Mortgage Purchase Program [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Average days | 14 days |  |
Percent of loans risk rated for capital adequacy | 100.00% |  |
Percent of participation agreement interest | 95.00% |  |
Ownership interest in each loan is participates | 5.00% |  |
Nonaccrual [Member] | Commitments To Lend Additional Amounts [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Total TDR's | $ 0 | 0 |
Single-Family Residential [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Loans | 346,797,000 | 147,860,000 |
Single-Family Residential [Member] | Northpointe [Member] | Mortgage Purchase Program [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Loans | 0 | $ 15,713,000 |
Commercial [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Total TDR's | $ 190,000 |  |
Number of loans modified as a TDR | loan | 1 | 0 |
TDR's charge-offs | $ 264,000 |  |
Loans | 336,881,000 | $ 338,286,000 |
Accruing [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Total TDR's | 2,831,000 | 2,900,000 |
Commercial Loans - Paycheck Protection Program [Member] |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |
Loans | $ 445,000 | $ 105,269,000 |
Maturity term | 2 years |  |
Stated interest rate | 1.00% |  |

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