Product and Service [Axis] Fiduciary and Trust [Member] Service [Member] Mortgage Banking [Member] Financial Service, Other [Member] Non Interest Income Other [Member] Equity Components [Axis] Common Stock [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] AOCI Attributable to Parent [Member] Financial Instrument [Axis] US Treasuries and Govt Sponsored Agencies [Member] State and Municipal [Member] Mortgage Backed Residential [Member] Collateralized Mortgage Obligations [Member] Class of Financing Receivable [Axis] Commercial and Industrial [Member] Financing Receivable Portfolio Segment [Axis] Commercial Portfolio Segment [Member] Agricultural [Member] Commercial Real Estate Portfolio Segment [Member] Commercial [Member] Consumer, Other [Member] Construction and Land [Member] Installment [Member] Consumer Portfolio Segment [Member] Vehicles [Member] Credit Card Receivable [Member] Unfunded Loan Commitment [Member] Internal Credit Assessment [Axis] Pass [Member] Watch [Member] Special Mention [Member] Substandard [Member] Doubtful [Member] Total Loans Segment [Member] Commercial Real Estate [Member] Agricultural Real Estate [Member] Consumer Real Estate [Member] Financial Asset, Aging [Axis] Financial Asset, 30 to 59 Days Past Due [Member] Financial Asset, 60 to 89 Days Past Due [Member] Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Financial Asset, Past Due [Member] Collateral Held [Axis] Real Estate [Member] Collateral Pledged [Member] Consumer Vehicle [Member] Interest Rate Lock Commitments [Member] Derivative Instrument [Axis] Effort Forward Sale Commitments Outstanding [Member] Mandatory Forward Sale Commitments Outstanding [Member] Forward Contracts [Member] Hedging Designation [Axis] Not Designated as Hedging Instrument [Member] Long-Lived Asset, Class [Axis] Land Building and Building Improvements [Member] Furniture and Fixtures [Member] Commitments to Extend Credit [Member] Committed Credit Card Lines [Member] Standby Letters of Credit [Member] Statistical Measurement [Axis] Minimum [Member] Maximum [Member] Repurchase Agreements and Similar Transactions, Maturity Periods [Axis] Maturity Overnight and on Demand [Member] US Government Agencies Debt Securities [Member] Collateralized Mortgage-Backed Securities [Member] Collateralized Debt Obligations [Member] Related and Nonrelated Parties [Axis] Related Party [Member] Antidilutive Securities [Axis] Share-Based Payment Arrangement, Option [Member] Measurement Frequency [Axis] Fair Value, Recurring [Member] Fair Value Hierarchy and NAV [Axis] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Nonrecurring [Member] Measurement Basis [Axis] Reported Value Measurement [Member] Subsegments [Axis] Commercial Banking Segment [Member] Mortgage Banking Segment [Member] Commercial Banking [Member] Eliminations [Member] Cover [Abstract] Document Type Amendment Flag Amendment Description Document Registration Statement Document Annual Report Document Quarterly Report Document Transition Report Document Shell Company Report Document Shell Company Event Date Document Period Start Date Document Period End Date Document Fiscal Period Focus Document Fiscal Year Focus Current Fiscal Year End Date Entity File Number Entity Registrant Name Entity Central Index Key Entity Primary SIC Number Entity Tax Identification Number Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Three Entity Address, City or Town Entity Address, State or Province Entity Address, Country Entity Address, Postal Zip Code Country Region City Area Code Local Phone Number Extension Written Communications Soliciting Material Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Title of 12(b) Security No Trading Symbol Flag Trading Symbol Security Exchange Name Title of 12(g) Security Security Reporting Obligation Annual Information Form Audited Annual Financial Statements Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Elected Not To Use the Extended Transition Period Document Accounting Standard Other Reporting Standard Item Number Entity Shell Company Entity Public Float Entity Bankruptcy Proceedings, Reporting Current Entity Common Stock, Shares Outstanding Documents Incorporated by Reference [Text Block] Entity Listing, Par Value Per Share Statement of Financial Position [Abstract] ASSETS Cash and due from banks Federal funds sold Cash and cash equivalents Debt securities available-for-sale, at fair value (amortized cost $163,366 and $162,742, respectively) Federal Home Loan Bank stock, at cost Mortgage loans held for sale Loans, net of allowance for credit losses of $14,893 and $14,992, respectively Bank-owned life insurance Foreclosed assets, net Bank premises and equipment, net Goodwill and other intangibles Accrued interest receivable Other assets Total assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities: Deposits: Noninterest-bearing Interest-bearing Total deposits Federal Home Loan Bank advances and other borrowings Securities sold under agreements to repurchase Dividends payable Accrued interest payable and other liabilities Subordinated debt, net of debt issuance costs of $135 and $146, respectively Total liabilities Stockholders’ equity: Common stock, $1 par value; 5,000,000 shares authorized; 2,377,898 and 2,375,138 shares issued and outstanding, respectively Additional paid-in-capital Retained earnings Accumulated other comprehensive loss Total stockholders’ equity Total liabilities and stockholders’ equity Debt securities amortized cost Loans , net of allowance for credit loss Subordinated debt issuance cost Common stock, par value Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Statement [Table] Statement [Line Items] Interest income: Loans, including fees Debt securities: Taxable Tax-exempt Mortgage loans held for sale, including fees Dividends Other Total interest income Interest expense: Deposits Federal Home Loan Bank advances and other borrowings Securities sold under agreements to repurchase Total interest expense Net interest income Credit loss (recovery) of credit loss expense on loans Credit loss (recovery) of credit loss expense on off-balance sheet credit exposures Net interest income after credit loss expense (recovery) Non-interest income: Other Total non-interest income Non-interest expenses: Salaries and employee benefits Occupancy Furniture and equipment Other Total non-interest expenses Income before income taxes Income tax expense Net income Earnings per common share: Basic Diluted Income Statement [Abstract] Net income Other comprehensive income (loss): Unrealized holding gains (losses) on available-for-sale debt securities Income tax effect Other comprehensive income (loss), net of taxes Total comprehensive income Balance Other comprehensive income (loss) Cash dividends on common stock ($0.28 per share) Purchases and retirement of 5,800 Shares of common stock Stock options exercised (2,760 shares) Balance Statement of Stockholders' Equity [Abstract] Common stock, dividend Purchases and retirement of shares of common stock , shares Stock options exercised , shares Statement of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Adjustments to reconcile net income to net cash provided by operating activities: Depreciation Amortization of intangibles Net amortization of securities Amortization of debt issuance costs Provision (recovery) of credit loss expense Deferred income tax Net gain on sales of foreclosed assets Net loss on sales of bank premises and equipment Net gain on sale of loans Net mortgage servicing rights amortization Origination of loans held for sale Proceeds from loans held for sale Change in accrued interest receivable Change in bank-owned life insurance Change in other assets Change in accrued interest payable and other liabilities Net cash used in operating activities CASH FLOWS FROM INVESTING ACTIVITIES: Proceeds from maturities, paydowns and calls of available-for-sale debt securities Purchases of available-for-sale debt securities Net redemptions of FHLB stock Loan (originations) and principal collections, net Proceeds from sales of foreclosed assets Proceeds from sales of bank premises and equipment Purchases of bank premises and equipment, net Net cash provided by (used in) investing activities CASH FLOWS FROM FINANCING ACTIVITIES: Net change in deposits Net change in securities sold under agreements to repurchase Cash dividends paid Purchases and retirement of common stock Net change in short-term FHLB advances and other borrowings Proceeds from stock options exercised Net cash used in financing activities Increase in cash and cash equivalents Cash and cash equivalents: Beginning of the year Ending of the period SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION: Cash payments for interest paid: Deposits Securities sold under agreements to repurchase FHLB advances and other borrowings Total SUPPLEMENTAL DISCLOSURES OF NONCASH AND FINANCING ACTIVITIES: Dividends payable Lease liabilities arising from obtaining right-of-use assets Pay vs Performance Disclosure [Table] Executive Category [Axis] Individual [Axis] Adjustment to Compensation [Axis] Measure [Axis] Pay vs Performance Disclosure, Table Company Selected Measure Name Named Executive Officers, Footnote Peer Group Issuers, Footnote Changed Peer Group, Footnote PEO Total Compensation Amount PEO Actually Paid Compensation Amount Adjustment To PEO Compensation, Footnote Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Compensation Actually Paid Amount Adjustment to Non-PEO NEO Compensation Footnote Equity Valuation Assumption Difference, Footnote Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Company Selected Measure Total Shareholder Return Vs Peer Group Compensation Actually Paid vs. Other Measure Tabular List, Table Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net Income (Loss) Company Selected Measure Amount Other Performance Measure, Amount Adjustment to Compensation, Amount PEO Name Name Non-GAAP Measure Description Additional 402(v) Disclosure Pension Benefits Adjustments, Footnote Equity Awards Adjustments, Footnote Erroneously Awarded Compensation Recovery [Table] Restatement Determination Date [Axis] Restatement Determination Date Aggregate Erroneous Compensation Amount Erroneous Compensation Analysis Stock Price or TSR Estimation Method Outstanding Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Not Yet Determined Name Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery, Explanation of Impracticability Name Compensation Amount Restatement does not require Recovery Awards Close in Time to MNPI Disclosures [Table] Award Type [Axis] Award Timing MNPI Disclosure Award Timing Method Award Timing Predetermined Award Timing MNPI Considered Award Timing, How MNPI Considered MNPI Disclosure Timed for Compensation Value Awards Close in Time to MNPI Disclosures, Table Name Underlying Securities Exercise Price Fair Value as of Grant Date Underlying Security Market Price Change Insider Trading Arrangements [Line Items] Material Terms of Trading Arrangement Name Title Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted Adoption Date Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated Termination Date Expiration Date Arrangement Duration Aggregate Available Insider Trading Policies and Procedures [Line Items] Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Not Adopted Accounting Policies [Abstract] Significant Accounting Policies Cash and Cash Equivalents [Abstract] Cash and Due from Banks Investments, Debt and Equity Securities [Abstract] Debt Securities Available for Sale Receivables [Abstract] Loans Mortgage Banking Commitments Mortgage Banking Commitments Property, Plant, and Equipment [Abstract] Bank Premises and Equipment Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Banking and Thrift Disclosure [Text Block] Federal Home Loan Bank Advances and Other Borrowings Transfers and Servicing [Abstract] Securities Sold Under Agreements to Repurchase Broker-Dealer [Abstract] Subordinated Debentures Deposits Related Party Transactions [Abstract] Transactions with Related Parties Minimum Capital Requirements Earnings Per Share [Abstract] Earnings Per Common Share Fair Value Disclosures [Abstract] Fair Value Measurements Revenue from Contract with Customer [Abstract] Revenue from Contracts with Customers Segment Reporting [Abstract] Segments Subsequent Events [Abstract] Subsequent events Principles of consolidation General Litigation Nature of operations Use of estimates Significant group concentrations of credit risk Cash and cash equivalents Trust assets Debt securities available-for-sale Allowance for Credit Losses – available-for-sale debt securities Federal Home Loan Bank stock Mortgage loans held for sale and loan servicing Mortgage loan sales Mortgage banking income Loans Allowance for credit losses (ACL) - Loans Allowance for Credit Losses – Off-Balance-Sheet Credit Exposures Loan commitments Loan servicing Mortgage loan derivatives Foreclosed assets Bank premises and equipment Goodwill and other intangibles Bank owned life insurance Transfers of financial assets Comprehensive income Stock compensation plans Income taxes Earnings per share Schedule of Amortized Cost and Fair Value of Debt Securities Available for Sale Schedule of Amortized Cost and Fair Value of Debt Securities Schedule of Debt Securities with Unrealized Losses Schedule of Total Loans by Portfolio Segment and Class of Loan Schedule of Allowance for Credit Losses by Portfolio Segment Schedule of Allowance for Unfunded Commitments Schedule of Credit Risk Profile of Company’s Loan Portfolio Based on rating category and Year Origination Schedule of Amortized Cost Basis of Loans on Nonaccrual Status and Loans Schedule of Loan Aging Information by Class of Loan Schedule of Amortized Cost Basis of Collateral-dependent Loans Schedule of Aggregate Fair Value, Contractual Balance and Gain or Loss for Mortgage Banking Commitments Schedule of Components of Income From Mortgage Banking Activities Schedule of Notional Amount and Fair Value of IRLCs and Forward Contracts Schedule of Bank Premises and Equipment Schedule of Contract Amount of Bank’s Exposure to Off-Balance-Sheet Risk Schedule of Maturities of Federal Home Loan Bank Advances Schedule of Securities Sold Under Agreements to Repurchase Schedule of Subordinated Debentures Schedule of Maturities of Time Deposits Schedule of Capital Amounts and Ratios for the Bank Schedule of Earnings Per Share Schedule of Fair Value Hierarchy for Assets Measured at Fair Value Schedule of Carrying Amounts and Estimated Fair Values Schedule of Business Segment FDIC's insured limit Cash accounts exceeded federally insured limits Federal home loan bank and federal reserve bank Marketable Securities [Table] Marketable Securities [Line Items] Amortized Cost Gross Unrealized Gains Gross Unrealized (Losses) Fair Value Due in one year or less, Amortized cost Due in one year or less, Fair Value Due after one year through five years, Amortized Cost Due after one year through five years, Fair Value Due after five years through ten years, Amortized Cost Due after five years through ten years, Fair Value Due after ten years, Amortized Cost Due after ten years, Fair Value Amortized Cost Fair Value Mortgage-backed - residential, Amortized Cost Mortgage-backed - residential, Fair Value Collateralized mortgage obligations, Amortized Cost Collateralized mortgage obligations, Fair Value Amortized Cost, Total Total Fair Value Total Unrealized Loss Total Fair Value Total Unrealized Loss Total Fair Value Total Unrealized Loss Debt Securities carrying amount Percentage of equity of one issuer Accrued interest on available for sale securities Number of securities, unrealized loss Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Line Items] Total loans Allowance for credit losses Loans, net Balance at beginning of year Credit loss expense (benefit) Recoveries on loans previously charged-off Less loans charged-off Balance at March 31, 2025 Balance at beginning of year Credit loss expense (benefit) Balance at March 31, 2025 Year 1 Year 2 Year 3 Year 4 Year 5 Prior Revolving Loans Totals Non-accrual Non-accrual With No ACL Loans Past Due Over 89 Days and Still Accruing Total Past Due Loans Past Due 90+ Days Collateral dependent loans Total Accrued interest on loans Schedule Of Aggregate Fair Value Contractual Balance And Gain Or Loss For Mortgage Banking Commitments Aggregate fair value Contractual balance Gain DisclosureMortgageBankingCommitmentTable [Table] DisclosureMortgageBankingCommitmentLineItems [Line Items] Gain on loans sold Gain (loss) resulting from the change in fair value of loans held-for-sale Gain resulting from the change in fair value of derivatives Gain (loss) resulting from the change in forward contracts Total Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] Asset Derivatives, Notional Amount Asset Derivatives, Fair Value Derivative Liability, Notional Amount Derivative Liability Derivative asset notional amount Changes in the fair value of loans held for sale Sale commitments of derivatives Derivative Asset, Current Derivative Asset, Statement of Financial Position [Extensible Enumeration] Fair value of derivative asset Notional amounts Derivative fair value Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Line Items] Property, plant and equipment, gross  Less accumulated depreciation Bank premises and equipment, net  Contract amount of the bank’s exposure to off-balance-sheet risk Interest amount 2026 2027 2028 2029 2030 Federal Home Loan Bank advances Federal Home Loan Bank, Advance, Branch of FHLBank [Table] Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items] Federal bank loan borrowing capacity description Federal Home Loan Bank advances Federal Home Loan Bank unused portion Advances from FHLB Outstanding balance Interest rates Letters of credit outstanding amount Line of credit maturity date Balance owned Borrowing capacity Collateral amount Line of credit facility description Line of credit Secured shares Shares issued and outstanding percentage Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Table] Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items] Total securities sold under agreements to repurchase Maximum month end amount of outstanding agreements Average monthly amount of outstanding agreements Subordinated Debentures, Principal Subordinated Debentures, Unamortized Debt Issuance Costs Subordinated debt Subordinated debt, interest rate Subordinated debt maturity date 2026 2027 2028 2029 2030 Total Brokered certificates Exceed the FDIC insurance limit Related Party Transaction [Table] Related Party Transaction [Line Items] Loans outstanding Principal, additions Principal, payments Changes in related party composition Deposit accounts Common equity Tier 1 capital (to Risk-Weighted Assets) Bank, Actual Amount Common equity Tier 1 capital (to Risk-Weighted Assets) Bank, Actual Ratio Common equity Tier 1 capital (to Risk-Weighted Assets) Bank, For Capital Adequacy Purposes, Amount Common equity Tier 1 capital (to Risk-Weighted Assets) Bank, For Capital Adequacy Purposes, Ratio Common equity Tier 1 capital (to Risk-Weighted Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount Common equity Tier 1 capital (to Risk-Weighted Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio Total Risk-based Capital, Actual Amount Total Capital (to Risk-Weighted Assets) Bank, Actual, Ratio Total Capital (to Risk-Weighted Assets) Bank, For Capital Adequacy Purposes, Amount Total Capital (to Risk-Weighted Assets) Bank, Actual, Ratio Total Capital (to Risk-Weighted Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount Total Capital (to Risk-Weighted Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio Tier-I Capital (to Risk-Weighted Assets) Bank, Actual, Amount Tier-I Capital (to Risk-Weighted Assets) Bank, Actual, Ratio Tier-I Capital (to Risk-Weighted Assets) Bank, For Capital Adequacy Purposes, Amount Tier-I Capital (to Risk-Weighted Assets) Bank, For Capital Adequacy Purposes, Ratio Tier-I Capital (to Risk-Weighted Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount Tier-I Capital (to Risk-Weighted Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio Tier-I Capital (To Average Assets) Bank, Actual, Amount Tier-I Capital (To Average Assets) Bank, Actual, Ratio Tier-I Capital (To Average Assets) Bank, For Capital Adequacy Purposes, Amount Tier-I Capital (To Average Assets) Bank, For Capital Adequacy Purposes, Ratio Tier-I Capital (To Average Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount Tier-I Capital (To Average Assets) Bank, To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio Consolidated capital assets amount Consolidated capital assets ratio Minimum capital ratios Antidilutive Security, Excluded EPS Calculation [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Income available to common stockholders Average number of common shares outstanding used to calculate basic earnings per common share Stock options Effect of dilutive securities Average number of common shares outstanding used to calculate diluted earnings per common share Fair Value, Recurring and Nonrecurring [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Debt securities available for sale Derivative assets Derivative asset current statement of financial position not disclosed flag Forward contracts Derivative liabilities statement of financial position not disclosed flag Collateral-dependent loans, net of specific reserves Foreclosed assets Fair Value, by Balance Sheet Grouping [Table] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Financial assets: Cash and cash equivalents Securities available for sale Federal Home Loan Bank stock Loans, net Accrued interest receivable Mortgage servicing rights Derivative assets Forward commitments Financial liabilities: Deposits FHLB advances and other borrowings Securities sold under agreements to repurchase Accrued interest payable Forward commitments Segment Reporting [Table] Segment Reporting [Line Items] Net interest income Credit loss expense Mortgage banking revenues All other non-interest income Non-interest expenses Income (loss) before income tax expense Income tax expense (benefit) Net income (loss) Number of reportable segments Goodwill Credit loss expense benefit. Recoveries on loans previously charged-off. Less loans charged-off. Loans receivable net. Notes receivable allowance for credit loss excluding accrued interest. Allowance for Unfunded Commitments [Table Text Block] Subordinated debt net of issuance cost. Loans and unfunded commitments allowance. Credit loss expense unfunded commitments. Accrued interest on loans. Schedule of Credit Risk Loan Portfolio Based on Rating Category and Year Origination [Table Text Block] Commercial and Industrial [Member] Watch [Member] Provision for credit losses expenses. Credit loss (recovery) of credit loss expense on off-balance sheet credit exposures. Agricultural [Member] Commercial [Member] Construction and Land [Member] Installment [Member] Loan originations and principal collections net. Proceeds from sale of property plants and equipments. Increase decrease in federal bank from adavances and borrowings. Total Loans Segment [Member] Cash payments for deposit. Cash payments for securities sold under repurchases. Cash payments for FHLB advance and other borrowings. Dividend payables. Lease liabilities arising from obtaining right-of-use assets. Nature of Operations [Policy Text Block] Trust Assets [Policy Text Block] Federal Home Loan Bank Advances [Policy Text Block] Mortgage Banking Income [Policy Text Block] Loan Servicing [Policy Text Block] Life Insurance Corporate or Bank Owned [Policy Text Block] Agricultural Real Estate [Member] Consumer Real Estate [Member] US Treasuries and Govt Sponsored Agencies [Member] State and Municipal [Member] Mortgage Backed Residential [Member] Consumer Vehicle [Member] Maximum percentage of equity of one issuer. Mortgage Banking Commitments [Disclosure Text Block] Available for sale other securities amortized cost. Schedule of Mortgage Banking Commitments [Table Text Block] Available for sale securities other securities. Aggregate fair value of mortgage banking commitments. Contractual balance of mortgage banking commitments. Changes in the fair value of loans held for sale. Effort Forward Sale Commitments Outstanding [Member] Mandatory Forward Sale Commitments Outstanding [Member] Gain (loss) resulting from the change in forward contracts. Income loss from mortgage banking activities. Federal bank loan borrowing capacity description. Shares issued and outstanding percentage. Derivative asset current statement of financial position extensible enumeration not disclosed flag. Derivative liabilities statement of financial position extensible enumeration not disclosed flag. Forward contracts. Collatera idependent loans net of specific reserves. Subordinated debentures, unamortized debt issuance costs. Mortgage servicing rights fair value disclosure. Forward commitments fair value disclosure. Fhlb advances and other borrowings fair value disclosure. Consolidated capital assets ratio. Commercial Banking Segment [Member] Mortgage Banking Segment [Member] Commercial Banking [Member] Eliminations [Member] All other noninterest income. Available for Sale Debt Securities Fair Value and Amortized Costs [Table Text Block] Consolidated capital assets amount. Income available to common stockholders Cash and Cash Equivalent Assets Deposits [Default Label] Liabilities Equity, Attributable to Parent Liabilities and Equity Interest and Dividend Income, Operating Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-Term Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase Interest Expense, Operating ProvisionForCreditLossesExpenses CreditLossRecoveryOfCreditLossExpenseOnOffbalanceSheetCreditExposures Interest Income (Expense), after Provision for Loan Loss Revenue from Contract with Customer, Including Assessed Tax Noninterest Income Other Noninterest Expense Comprehensive Income (Loss), Net of Tax, Attributable to Parent Dividends, Common Stock, Cash Stock Repurchased During Period, Value Accretion (Amortization) of Discounts and Premiums, Investments Gains (Losses) on Sales of Investment Real Estate Gain (Loss) on Disposition of Property Plant Equipment Gain (Loss) on Sales of Loans, Net Payment for Origination, Loan, Mortgage, Held-for-Sale Increase (Decrease) in Accrued Interest Receivable, Net Bank Owned Life Insurance Income Increase (Decrease) in Other Operating Assets Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Payments to Acquire Debt Securities, Available-for-Sale LoanOriginationsAndPrincipalCollectionsNet Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Payments of Ordinary Dividends, Common Stock Payments for Repurchase of Common Stock Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation CashPaymentsForDeposit CashPaymentsForSecuritiesSoldUnderRepurchases DividendPayables Forgone Recovery, Individual Name Outstanding Recovery, Individual Name Awards Close in Time to MNPI Disclosures, Individual Name Trading Arrangement, Individual Name Mortgage Banking Commitments [Disclosure Text Block] Deposit Liabilities Disclosures [Text Block] Debt, Policy [Policy Text Block] Goodwill and Intangible Assets, Policy [Policy Text Block] Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Debt Securities, Available-for-Sale, Unrealized Loss Position Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Financing Receivable, Allowance for Credit Loss Financing Receivable, after Allowance for Credit Loss Allowance for Doubtful Accounts, Premiums and Other Receivables LoansAndUnfundedCommitmentsAllowance CreditLossExpenseUnfundedCommitments Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest IncomeLossFromMortgageBankingActivities Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Time Deposit Maturities, Remainder of Fiscal Year Time Deposit Maturities, Year One Time Deposit Maturities, Year Two Time Deposit Maturities, Year Three Time Deposit Maturities, Year Four Time Deposits Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum Repossessed Assets Cash and Cash Equivalents, Fair Value Disclosure Federal Home Loan Bank Stock Receivables, Fair Value Disclosure Deposits, Fair Value Disclosure FhlbAdvancesAndOtherBorrowingsFairValueDisclosure Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure Commitments, Fair Value Disclosure