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Depreciation, Depletion and Amortization, Property, Plant, and Equipment Unpaid Principal Balance, Total Impaired Financing Receivable, Unpaid Principal Balance Interest rate swap Derivative Liability, Subject to Master Netting Arrangement, before Offset Schedule of Impaired Loans Impaired Financing Receivables [Table Text Block] Net gain on sale of securities Net Gain On Sale Of Securities Available-For-Sale This item represents the difference between the realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities. Consumer and other Consumer And Other [Member] Consumer And Other ICS ICS [Member] ICS [Member] Common stock, no par value; 100,000,000 shares authorized; 17,241,926 shares issued and outstanding at December 31, 2022; 17,224,848 shares issued and outstanding at December 31, 2021 Common Stock, Value, Issued Tier 1 capital (to risk-weighted assets), Ratio to be Well-Capitalized under Prompt Corrective Action Provisions, Amount Banking Regulation, Tier 1 Risk-Based Capital, Well Capitalized, Minimum Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Deferred tax assets: Deferred Tax Assets, Gross [Abstract] Total commitments and standby letters of credit Other Commitment Loss Contingencies Commitments and Contingencies, Policy [Policy Text Block] Total loans Financing Receivable, Allowance for Credit Loss Effective income tax rate reconciliation, at federal and state statutory income, tax rate (in percent) Effective Income Tax Rate Reconciliation, At Federal And State Statutory 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Banking Regulation, Capital Conservation Buffer, Total Risk-Based Capital, Actual Schedule of Accounts, Notes, Loans and Financing Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Exceeding 3% Employee Contribution Exceeding 3% Employee Contribution [Member] Exceeding 3% Employee Contribution Marketable Securities [Table] Marketable Securities [Table] Entity Ex Transition Period Entity Ex Transition Period FRB pledged loans Federal Reserve Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged Federal Reserve Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged Loans and Allowance for Loan Losses Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block] Provision (Benefit) Provision for Loan and Lease Losses CDARS CDARS [Member] CDARS [Member] Unrealized loss on securities Unrealized Gain (Loss) on Investments Over-Allotment Option Over-Allotment Option [Member] Provision for loan 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balance Due from Related Parties Corporate bonds Corporate Debt Securities [Member] Cumulative Effect, Period of Adoption, Adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration] Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration] Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Interest rate swap Derivative Asset, Subject to Master Netting Arrangement, before Offset Schedule of Future Minimum Rental Payments for Operating Leases Lessee, Operating Lease, Liability, Maturity [Table Text Block] Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, Address Line One Entity Address, Address Line One Time Deposit Maturities Time Deposit Maturities [Table Text Block] Property management fees Property Management Fees Expenses Property Management Fees Expenses Product and Service [Axis] Product and Service [Axis] Deferred tax liabilities: Deferred Tax Liabilities, Net [Abstract] Equity in undistributed banking subsidiary income Subsidiary Or Equity Method Investee, Undistributed Banking Subsidiary Income Subsidiary Or Equity Method Investee, Undistributed Banking Subsidiary Income Interest expense Interest expense Interest Expense Farmland Portfolio Segment Farmland Portfolio Segment [Member] Farmland Portfolio Segment Equity Investments Equity Method Investments [Policy Text Block] Average Recorded Investment Impaired Financing Receivable, Average Recorded Investment [Abstract] ROUA Deferred Tax Liabilities, Leasing Arrangements Investment in banking subsidiary Investment In Banking Subsidiary Investment In Banking Subsidiary Reclassifications Reclassification, Comparability Adjustment [Policy Text Block] Interest-bearing deposits in banks Interest-Bearing Deposits in Banks and Other Financial Institutions Advertising and promotional Advertising Expense Deferred tax liabilities Deferred Tax Liabilities, Gross Common equity tier 1 capital (to risk-weighted assets), Required for Capital Adequacy Purposes, Amount Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Capital Adequacy, Minimum Doubtful Doubtful [Member] Interest receivable and other assets Increase (Decrease) in Accrued Interest Receivable, Net Current Financial Asset, Not Past Due [Member] Gain on available-for-sale assets Deferred Tax Assets, Gain (Loss) On Available-For-Sale Assets Deferred Tax Assets, Gain (Loss) On Available-For-Sale Assets Schedule of Pledged Investment Securities Schedule of Financial Instruments Owned and Pledged as Collateral [Table Text Block] Add: Dilutive effects of assumed vesting of restricted stock (in shares) Weighted Average Number of Shares Outstanding, Diluted, Adjustment Unallocated Unallocated Financing Receivables [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Interest-bearing Total interest-bearing deposits Interest-Bearing Deposit Liabilities Common equity tier 1 capital (to risk-weighted assets), Required for Capital Adequacy Purposes, Ratio (in percent) Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Capital Adequacy, Minimum Total time deposits Interest-bearing domestic deposit, time deposits Interest-Bearing Domestic Deposit, Time Deposits Tier 1 leverage, Actual Ratio, Ratio (in percent) Banking Regulation, Tier 1 Leverage Capital Ratio, Actual Accounting Standards Update [Domain] Accounting Standards Update [Domain] Savings accounts Interest Expense Domestic Deposit Liabilities, Savings Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Less: Actual/pro forma provision for income taxes Pro Forma Provision For Income Taxes Pro Forma Provision For Income Taxes Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Statutory U.S. federal income tax Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Maturities, prepayments, and calls of securities available-for-sale Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from issuance initial public offering Proceeds from Issuance Initial Public Offering Other operating expenses Other Noninterest Expense Average Recorded Investment, With an allowance recorded Impaired Financing Receivable, with Related Allowance, Average Recorded Investment Residential construction Real Estate Residential Construction Loans [Member] Real Estate Residential Construction Loans [Member] Discount for present value of expected cash flows Lessee, Operating Lease, Liability, To Be Paid, Discount For Present Value Lessee, Operating Lease, Liability, To Be Paid, Discount For Present Value Common equity tier 1 capital (to risk-weighted assets), Ratio to be Well-Capitalized under Prompt Corrective Action Provisions, Ratio (in percent) Banking Regulation, Common Equity Tier One Risk-Based Capital Ratio, Well Capitalized, Minimum Banking Regulation, Common Equity Tier One Risk-Based Capital Ratio, Well Capitalized, Minimum 2025 Time Deposit Maturities, Year Three Accounting Standards Update [Extensible Enumeration] Accounting Standards Update [Extensible Enumeration]