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Loans and Allowance for Loan and Lease Losses (Narrative) (Details) | 12 Months Ended
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Dec. 31, 2021 USD ($) Loan contract | Dec. 31, 2020 USD ($) Loan contract Borrower | Dec. 31, 2019 USD ($) contract
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable deferred fees and costs | $ 6,264,000 | $ 9,084,000 |
Loans and leases receivable, impaired, interest lost on nonaccrual loans | 177,000 | 638,000 | $ 333,000
Loans and leases receivable, impaired, commitment to lend |  | 0 |
Financing receivable, modifications, recorded investment | $ 819,000 | $ 1,480,000 |
Number of troubled debt restructured loans | Loan | 0 | 0 |
Loan modifications to number of borrowers affected by Covid | Borrower |  | 1,000 |
Loans and leases receivable, gross, carrying amount | $ 3,104,396,000 | $ 2,384,041,000 | 1,762,756,000
Loans to certain executive officers, directors, and their related interests | 15,725,000 | 12,567,000 |
Loans to certain executive officers, directors, and their related interests, new loans and advances | 5,240,000 |  |
Loans to certain executive officers, directors, and their related interests, Repayments | 2,082,000 |  |
CARES Act [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Loans and leases receivable, gross, carrying amount | $ 3,571,000 | $ 11,681,000 |
CARES Act [Member] | Maximum [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Qualifying deferment status percentage of loan portfolio | 1.00% | 1.00% |
Entity Loan Modification Program [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment |  | $ 582,000 | $ 43,000
Number of troubled debt restructured loans | contract | 0 | 3 | 2
Nonaccruing [Member] | Nine Loans With Sven Relationships [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | $ 384,000 | $ 1,017,000 |
Residential Mortgage [Member] | Residential Portfolio [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | 472,000 | 510,000 |
Loans and leases receivable, gross, carrying amount | 323,223,000 | 201,841,000 | $ 236,724,000
Residential Mortgage [Member] | Residential Portfolio [Member] | Entity Loan Modification Program [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment |  | $ 47,000 |
Number of troubled debt restructured loans | contract |  | 2 |
Residential Mortgage [Member] | Residential Portfolio [Member] | Accruing | Three Unrelated Borrowers [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | 435,000 | $ 463,000 |
Residential Mortgage [Member] | Residential Portfolio [Member] | Nonaccruing [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | 37,000 |  |
Residential Mortgage [Member] | Residential Portfolio [Member] | Nonaccruing [Member] | Nine Loans With Sven Relationships [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment |  | 1,017,000 |
Residential Mortgage [Member] | Residential Portfolio [Member] | Nonaccruing [Member] | One Large Relationships [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment |  | $ 535,000 |
Residential Mortgage [Member] | Commercial Real Estate [Member] | Residential Portfolio [Member] | Nonaccruing [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | 320,000 |  |
Residential Mortgage [Member] | Commercial Real Estate - Construction [Member] | Residential Portfolio [Member] | Nonaccruing [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | 22,000 |  |
Residential Mortgage [Member] | Commercial and Industrial [Member] | Residential Portfolio [Member] | Nonaccruing [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Financing receivable, modifications, recorded investment | $ 5,000 |  |

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