Allocated specific reserves to modified TDRs.

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- Definition

Average Days For Mortgage Purchase Interest Process

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- Definition

Deferral Loans

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- Definition

Loans Participation Agreement Percentage

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- Definition

Ownership Interest In Each Loan

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- Definition

Percent Of Loans Held Risk Rated For Capital Adequacy

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

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Amount of financing receivable modified as troubled debt restructuring.

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

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Amount of financing receivable 90 days or more past due and still accruing.

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- Definition

Reflects the amount of the write-down related to a troubled debt restructuring.

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Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Loans And Leases (Narrative) (Details)	12 Months Ended
Loans And Leases (Narrative) (Details)	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%