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FHLB Advances, Other Borrowings and Junior Subordinated Notes Payable (Narrative Disclosures) (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2008 | Sep. 26, 2008
Line of Credit Facility [Line Items] |  |  |  |  |
Fixed rate | 10.50% |  |  |  | 10.50%
Line of Credit | $ 456,808,000 | $ 413,527,000 |  |  |
Line of credit commitment fee | 13,000 | 13,000 | $ 13,000 |  |
Federal Home Loan Bank Advances Outstanding | $ 456,808,000 | $ 413,527,000 |  |  |
Borrowed funds, interest rate during period | 2.12% | 1.86% |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated Debt | $ 34,300,000 |  |  |  |
Debt Issuance Costs, Net | 659,000 |  |  |  |
Variable Interest Entity |  |  |  |  |
Sole ownership of common securities issued by Trust II | 315,000 |  |  |  |
Junior subordinated notes | 0 | $ 10,076,000 |  | $ 10,000,000 |
Unamortized Debt Issuance Expense | 293,000 |  |  |  |
Financial Instruments Owned and Pledged as Collateral [Line Items] |  |  |  |  |
Total gross loans and leases receivable | 2,443,215,000 | 2,240,931,000 |  |  |
Maturity date August 15, 2029 |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated Debt | $ 15,000,000 |  |  |  |
Subordinated Borrowing, Interest Rate | 5.50% |  |  |  |
2022 Subordinated Debt Issuance |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated Debt | $ 20,000,000 |  |  |  |
Subordinated Borrowing, Interest Rate | 3.50% |  |  |  |
Debt Issuance Costs, Net | $ 409,000 |  |  |  |
2017 Subordinated Debt Issuance |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated Debt | $ 9,100,000 |  |  |  |
Subordinated Borrowing, Interest Rate | 6.00% |  |  |  |
FHLB advances and other borrowings |  |  |  |  |
Financial Instruments Owned and Pledged as Collateral [Line Items] |  |  |  |  |
Total gross loans and leases receivable | $ 1,059,000,000.000 | 1,305,000,000 |  |  |
FHLB advances and other borrowings |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Senior line of credit with a third-party financial institution | 600,800,000 |  |  |  |
Line of Credit | 416,400,000 | 368,800,000 |  |  |
Federal Home Loan Bank line of credit maximum available | 600,800,000 |  |  |  |
Federal Home Loan Bank unused line remaining | 184,400,000 |  |  |  |
Federal Home Loan Bank Advances Outstanding | $ 416,400,000 | $ 368,800,000 |  |  |
FHLB advances and other borrowings | Minimum |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Fixed rate | 0.31% | 0.00% |  |  |
FHLB advances and other borrowings | Maximum |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Fixed rate | 4.69% | 2.51% |  |  |
Line of credit |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Senior line of credit with a third-party financial institution | $ 10,500,000 |  |  |  |
Line of Credit | 0 |  |  |  |
Federal Home Loan Bank line of credit maximum available | 10,500,000 |  |  |  |
Federal Home Loan Bank Advances Outstanding | $ 0 |  |  |  |
Line of credit | SOFR |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 2.36% |  |  |  |
Other borrowings |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Line of Credit | $ 6,100,000 |  |  |  |
Federal Home Loan Bank Advances Outstanding | $ 6,100,000 |  |  |  |
Trust II |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |
Fixed rate |  |  |  |  | 10.50%
Variable Interest Entity |  |  |  |  |
Trust preferred securities |  |  |  |  | $ 10,000,000
Sole ownership of common securities issued by Trust II |  |  |  |  | $ 315,000

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