Total Commercial Loans Commercial And PPP Loans [Member] Commercial And PPP Loans Change in fair value of investments in equity securities Unrealized Gain (Loss) on Investments Dividends paid per common share (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Summary Of Significant Accounting Policies Significant Accounting Policies [Text Block] Employee severance compensation plan, period following effective date of change in control for eligible severance benefits Employee Severance Compensation Plan, Period Following Effective Date Of Change In Control For Eligible Severance Benefits Employee Severance Compensation Plan, Period Following Effective Date Of Change In Control For Eligible Severance Benefits Statistical Measurement [Domain] Statistical Measurement [Domain] Total provision for (recapture of) credit losses - net Provision for credit losses Allowance For Credit Loss, Expense (Reversal) Allowance For Credit Loss, Expense (Reversal) Construction-land development (1) Construction - Land Development [Member] -- None. No documentation exists for this element. -- Award Timing Predetermined Award Timing Predetermined [Flag] Remainder of Fiscal 2026 Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Asset Class [Axis] Asset Class [Axis] Unrealized holding gain (loss) on investment securities available for sale, income tax OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax Entity File Number Entity File Number Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Bank owned life insurance (“BOLI”) Bank Owned Life Insurance Employee severance compensation plan, employee minimum service requirement (in years) Employee Severance Compensation Plan, Employee Service Requirement Employee Severance Compensation Plan, Employee Service Requirement Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Leases [Abstract] Earnings Per Share, Basic [Abstract] Earnings Per Share, Basic [Abstract] Held to maturity, Total, Estimated Fair Value Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value Employee severance compensation plan, period following effective date of a change in company control (in months) Employee Severance Compensation Plan, Period Following Effective Date Of A Change In Company Control Employee Severance Compensation Plan, Period Following Effective Date Of A Change In Company Control Commercial business loans Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross, Commercial Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross, Commercial Investment Advice Investment Advice [Member] Gross Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Share-based Payment Arrangement, Noncash Expense [Abstract] Share-Based Payment Arrangement, Noncash Expense [Abstract] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Measurement Basis [Axis] Measurement Basis [Axis] Basic (in dollars per share) Basic net income per common share (in dollars per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Undisbursed lines of credit Undisbursed lines of credit Held to maturity, 12 Months or Longer, Estimated Fair Value Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Commitments to extend credit Commitments to extend credit Revenue from Contracts with Customers Revenue from Contract with Customer [Text Block] Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Recoveries Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery Unvested stock options, aggregate grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Aggregate Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Aggregate Grant Date Fair Value Total other comprehensive loss, net of income taxes Other comprehensive loss Other comprehensive loss related to investment securities Other Comprehensive Income (Loss), Net of Tax Proceeds from sale of investment securities available for sale Proceeds from Sale of Mortgage-Backed Securities (MBS), Available-for-Sale Due after one year to five years Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year One through Five Gross Unrealized Gains Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain Measurement Input Type [Domain] Measurement Input Type [Domain] Adjustment to Compensation, Amount Adjustment to Compensation Amount Balances of Assets Measured at Estimated Fair Value, Nonrecurring Basis Fair Value Measurements, Nonrecurring [Table Text Block] Principles of Consolidation Consolidation, Policy [Policy Text Block] Options vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested At Period End, Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested At Period End, Number of Shares Total Loans Receivable Charge- Offs Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff Stock Options Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Income taxes paid Income Taxes Paid Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts and Financing Receivables [Table] Antidilutive Securities Antidilutive Securities [Axis] Total consumer loans Consumer Loan [Member] Total shareholders’ equity Balance at beginning of period Balance at end of period Equity, Attributable to Parent Measurement Frequency [Axis] Measurement Frequency [Axis] Due after five years to ten years Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 5 through 10 Insider Trading Policies and Procedures [Line Items] Common stock shares authorized (shares) Common Stock, Shares Authorized Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Stock options vested during period (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period Forfeited (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Total liabilities and shareholders’ equity Liabilities and Equity Recurring Fair Value, Recurring [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Shares: Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] FHLB borrowings Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-Term Available-for-sale Securities Available-for-Sale Securities [Member] Liabilities and shareholders’ equity Liabilities and Equity [Abstract] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Maximum Maximum [Member] Total held to maturity Debt Securities, Held-to-Maturity, Excluding Accrued Interest, before Allowance for Credit Loss Loans transferred to OREO and other repossessed assets Real Estate Owned, Transfer to Real Estate Owned Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table] Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table] Construction-commercial (1) Construction - commercial [Member] Construction - commercial [Member] $26.50 - $27.25 Exercise Price Range 26.50 - 27.25 [Member] Exercise Price Range, 26.50 - 27.25 [Member] Accounting Policies [Abstract] Accounting Policies [Abstract] Available for sale, Total, Estimated Fair Value Debt Securities, Available-for-Sale, Unrealized Loss Position Due after ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10 Held to maturity, Less Than 12 Months, Quantity Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less Than 12 Months Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less Than 12 Months Lessee, Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Restricted Stock Restricted Stock [Member] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Origination Year One Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Financing Receivable, Credit Quality Indicator [Table] Financing Receivable, Credit Quality Indicator [Table] Operating lease liabilities Operating Lease, Liability Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Past Due 90 Days or More and Still Accruing Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Liabilities Liabilities [Abstract] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Interest-bearing deposits in banks and CDs Interest Income, Deposits with Financial Institutions Options Exercisable, Number (shares) Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable Loan extension term Financing Receivable, Modified, Weighted Average Term Increase from Modification Entity Shell Company Entity Shell Company Weighted Average Exercise Price, maximum (dollars per share) Share-Based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Amortization of loan servicing rights Amortization of Mortgage Servicing Rights (MSRs) Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Remaining lease term Lessee, Operating Lease, Remaining Lease Term Investment securities Interest Income, Securities, Mortgage-Backed Origination Year Three Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Core deposit intangible (“CDI”), net Other Intangible Assets, Net Company Selected Measure Amount Company Selected Measure Amount Fiscal 2029 Lessee, Operating Lease, Liability, to be Paid, Year Three Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff Schedule of Held-to-maturity and Available-for-sale Securities [Line Items] Schedule of Held-to-maturity and Available-for-sale Securities [Line Items] [Line Items] for Schedule of Held-to-maturity and Available-for-sale Securities [Table] Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Total interest expense Interest Expense, Operating Total comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Measurement Input Type [Axis] Measurement Input Type [Axis] Exercise Price Range [Axis] Exercise Price Range [Axis] Name Measure Name Due within one year Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Domestic Net increase in deposits Increase (Decrease) in Deposits Proceeds from maturities and prepayments of investment securities available for sale Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Related ACL Financing Receivable, Allowance for Credit Loss, Individually Evaluated Other liabilities and accrued expenses Other Accounts Payable and Accrued Liabilities Realized gain (loss) on marketable security Marketable Security, Realized Gain (Loss) Document Fiscal Period Focus Document Fiscal Period Focus Bank issued trust preferred securities Trust Preferred Securities Subject to Mandatory Redemption [Member] Award Timing Method Award Timing Method [Text Block] Loans receivable, Non-Accrual Financing Receivable, Excluding Accrued Interest, Nonaccrual Award Type [Axis] Award Type [Axis] Unvested stock options, aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Aggregate Intrinsic Value Total assets Assets Trading Symbol Trading Symbol Fiscal 2030 Lessee, Operating Lease, Liability, to be Paid, Year Four Financing Receivable, Credit Quality Indicator [Line Items] Financing Receivable, Credit Quality Indicator [Line Items] Mortgage loans Loans Receivable, Excluding Loans Held-For-Sale And Loans in Process and Deferred Fees, Gross, Mortgage Loans Loans Receivable, Excluding Loans Held-For-Sale And Loans in Process and Deferred Fees, Gross, Mortgage Loans Financing Receivable, Allowance for Credit Loss [Roll Forward] Financing Receivable, Allowance for Credit Loss [Roll Forward] Entity Address, City or Town Entity Address, City or Town Net realized loss previously recorded as credit losses Other Than Temporary Impairment, Credit Losses Recognized In Earnings, Net Realized Gain (Loss) Other Than Temporary Impairment, Credit Losses Recognized In Earnings, Net Realized Gain (Loss) Cash flows from operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Period of payment reduction after signing Financing Receivable, Modified, Period Of Payment Reduction After Signing Financing Receivable, Modified, Period Of Payment Reduction After Signing Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Proceeds from sales of loans Proceeds from Sale and Collection, Loan, Held-for-Sale Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Summary of Held to Maturity Investment Securities by Risk Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table Text Block] Supply Commitment Supply Commitment [Table Text Block] Entity Emerging Growth Company Entity Emerging Growth Company Home equity and second mortgage Consumer loans, home equity and second mortgage [Member] -- None. No documentation exists for this element. -- Investments securities held to maturity, estimated fair value Estimated Fair Value Total Debt Securities, Held-to-Maturity, Fair Value Other investments, at cost Other Investments Entity Common Stock, Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Operating lease liabilities arising from recording of ROU assets Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Held to maturity, Less Than 12 Months, Gross Unrealized Losses Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Options outstanding (in shares) Options outstanding, beginning of period (shares) Options outstanding, end of period (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Revenue from contract with customer Revenue from Contract with Customer, Including Assessed Tax Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 2 [Member] Due after five years to ten years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Individually evaluated collateral-dependent loans, measurement input Loans, Individually Evaluated Collateral-Dependent, Measurement Input Loans, Individually Evaluated Collateral-Dependent, Measurement Input Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Net recoveries on investment securities Net recoveries on investment securities Other than Temporary Impairment Losses (Recoveries), Investments, Portion Recognized in Earnings, Net Other than Temporary Impairment Losses (Recoveries), Investments, Portion Recognized in Earnings, Net Total non-interest income, net Noninterest Income Common stock shares outstanding (shares) Common Stock, Shares, Outstanding Gain on sales of loans, net Gain on sales of loans, net Gain (Loss) on Sales of Loans, Net Marketable Securities Marketable Securities [Table Text Block] Plan Name [Axis] Plan Name [Axis] Gross Unrealized Losses Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss PEO PEO [Member] BOLI net earnings Payment to Acquire Life Insurance Policy, Operating Activities Loans Receivable And Allowance For Loan Losses Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Non-interest expense Noninterest Expense [Abstract] Cash and due from financial institutions Cash and Due from Banks Options Exercisable, Weighted Average Remaining Contractual Life (Years) Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Remaining Contractual Term Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Postage and courier Postage Expense Past Due 90 Days or More and Still Accruing Financing Receivable, Excluding Accrued Interest, 90 Days or More Past Due, Still Accruing Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Retained Earnings Retained Earnings [Member] Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items] Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items] Due after one year to five years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Number of Unvested Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Undisbursed portion of construction loans in process (see Note 4) Undisbursed portion of construction loans in process Share-Based Payment Arrangement [Abstract] Beginning of period End of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Provision for income taxes Income Tax Expense (Benefit) Available for sale, 12 Months or Longer, Estimated Fair Value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Other assets Other Assets Nonrecurring Fair Value, Nonrecurring [Member] CDs held for investment Investments, Fair Value Disclosure Deposit operations Expense Related to Distribution or Servicing and Underwriting Fees Preferred stock shares issued (shares) Preferred Stock, Shares Issued Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Schedule of Financing Receivable, Troubled Debt Restructuring [Table] Financing Receivable, Modified [Table] Provision for (recapture of) credit losses - unfunded commitments Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal) Product and Service [Domain] Product and Service [Domain] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Available for Sale Debt Securities, Available-for-Sale [Abstract] Due within one year Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Asset Management Asset Management [Member] Construction-multi-family (1) Construction - Multi-family [Member] Construction - Multi-family Revolving Loans Financing Receivable, Excluding Accrued Interest, Revolving Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Proceeds from exercise of stock options Proceeds from Stock Options Exercised Certificates of deposit (“CDs”) held for investment, at cost Certificates of Deposit, at Carrying Value City Area Code City Area Code Schedule of Allowance for Loan Losses Financing Receivable, Allowance for Credit Loss [Table Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Employee severance compensation plan, annual compensation multiplier Employee Severance Compensation Plan, Annual Compensation Multiplier Employee Severance Compensation Plan, Annual Compensation Multiplier Total mortgage loans Mortgages [Member] BBB/BB/B Moody's B Rating [Member] Moody's B Rating Other, net Noninterest Income, Other Operating Income Number of unvested shares Outstanding, period start (in shares) Outstanding, period end (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] FHLB stock Investment in Federal Home Loan Bank Stock, Fair Value Disclosure Held to maturity, 12 Months or Longer, Quantity Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, 12 Months or Longer Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, 12 Months or Longer Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Unrecognized compensation expense, non-vested options Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Options unvested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares Accrued interest receivable Interest Receivable Restricted stock grant forfeitures (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Estimated Fair Value Debt Securities, Available-for-Sale, Excluding Accrued Interest Preferred stock par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Total lease cost Lease, Cost Net interest income Interest Income (Expense), Operating Goodwill Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Lease, Cost Lease, Cost [Table Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Depreciation Depreciation Deferred income taxes Deferred Federal Income Tax Expense (Benefit) Gain on sale of investment securities available for sale, net Gain (Loss) on Sales of Mortgage-Backed Securities (MBS) Equity Components [Axis] Equity Components [Axis] Origination Year Four Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Loan administration and foreclosure Loan Portfolio Expense, Net Of Recoveries The loan servicing fees paid to third parties (net of recoveries) that relate to loan expenses for a portfolio containing the entire group of loans owned by the company. Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Supplemental disclosure of cash flow information Supplemental Cash Flow Information [Abstract] Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost Other Performance Measure, Amount Other Performance Measure, Amount Weighted Average Exercise Price (in dollars per share): Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] U.S. Treasury and U.S. government agency securities US Treasury and Government [Member] Entity Address, State or Province Entity Address, State or Province Substandard Substandard [Member] Total interest and dividend income Interest and Dividend Income, Operating Financial Asset, Period Past Due [Domain] Financial Asset, Aging [Domain] Special Mention Special Mention [Member] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Common stock dividends Dividends, Common Stock Security owned and pledged as collateral Financial Instruments, Owned, at Fair Value Loans receivable, net Loans Receivable, Fair Value Disclosure Watch Watch [Member] -- None. No documentation exists for this element. -- Individual: Individual [Axis] Accounting Changes and Error Corrections [Abstract] Accounting Changes and Error Corrections [Abstract] Directors Directors [Member] Directors Extended maturity and deed secured Extended Maturity And Deed Secured [Member] Extended Maturity And Deed Secured Investments [Abstract] Investments [Abstract] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Loan servicing rights, net Servicing Asset at Amortized Cost Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Schedule of Allowance for Credit Losses for Unfunded Loan Commitments Off-Balance Sheet, Credit Loss, Liability [Table Text Block] Off-Balance Sheet, Credit Loss, Liability Operating lease right-of-use ("ROU") assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Entity Interactive Data Current Entity Interactive Data Current Operating lease cost Operating Lease, Cost Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract] Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract] Recorded Amount Reported Value Measurement [Member] Plan Name [Domain] Plan Name [Domain] Current period gross charge-off Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] Unrecognized compensation expense, non-vested options, amortization period (in years) Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Held-to-maturity Securities, Estimated Fair Value: Debt Securities, Held-to-Maturity, Fair Value, Maturity [Abstract] Options Outstanding, Weighted Average Remaining Contractual Life (Years) Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Remaining Contractual Term Financing Receivable, Troubled Debt Restructuring [Line Items] Financing Receivable, Modified [Line Items] Exercise of stock options (in shares) Exercised (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period $31.80 Exercise Price Range, $31.80 - $33.40 [Member] Exercise Price Range, $31.80 [Member] Equity [Abstract] Equity [Abstract] Revenue from Contract with Customer Revenue from Contract with Customer [Policy Text Block] Non-accrual loans Financing Receivable, Nonaccrual Recapture of credit losses - investment securities Debt Securities, Held-to-Maturity, Excluding Accrued Interest, Credit Loss Expense (Reversal) Interest and dividend income Interest and Dividend Income, Operating [Abstract] Number of stock compensation plans Number Of Stock Compensation Plans Number Of Stock Compensation Plans Total non-interest expense, net Noninterest Expense Disclosure of Share-based Compensation Arrangements by Share-based Payment Award Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Deposits Interest Expense, Deposits Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Technology and communications Information Technology and Data Processing Non-interest income Noninterest Income [Abstract] Doubtful Doubtful [Member] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Accumulated Other Comprehensive Income (Loss) Comprehensive Income (Loss) Note [Text Block] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Deferred loan origination fees, net Financing Receivable, Unamortized Loan Cost (Fee) Available-for-sale, 12 Months or Longer, Quantity Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, 12 Months or Longer Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, 12 Months or Longer Amortization of CDI Amortization of CDI Amortization of Intangible Assets Repurchase of common stock, net of tax Stock Repurchased During Period, Value Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Unrealized Loss On Investments Debt Securities, Unrealized Loss Position, Fair Value [Table Text Block] Debt Securities, Unrealized Loss Position, Fair Value Entity Central Index Key Entity Central Index Key PEO Name PEO Name Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Fair value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Private label residential Residential Mortgage-Backed Securities [Member] Financing Receivable Gross Charge Offs and Credit Quality Indicators Financing Receivable Credit Quality Indicators [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Non-interest-bearing demand Noninterest-Bearing Deposit Liabilities Arrangement Duration Trading Arrangement Duration Held-to-maturity Securities, Gross Unrealized Losses Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position [Abstract] Net change in accrued interest receivable and other assets, and other liabilities and accrued expenses Increase (Decrease) in Prepaid Expense and Other Assets Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Cost not yet recognized Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Stock Compensation Plans Share-Based Payment Arrangement [Text Block] Purchase of investment securities held to maturity Payments to Acquire Mortgage-Backed Securities (MBS) categorized as Held-to-Maturity Available-for-sale Securities, Gross Unrealized Losses: Available-for-Sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract] Beginning ACL Ending ACL Off-Balance-Sheet, Credit Loss, Liability Assets Assets [Abstract] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Fair Value Measurements Fair Value Disclosures [Text Block] Shareholders’ equity Equity, Attributable to Parent [Abstract] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Entity Address, Address Line One Entity Address, Address Line One Unrated Not Rated [Member] Not Rated Financing Receivable, Modified Financing Receivable, Modified [Table Text Block] Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] 30 to 59 Days Past Due Financial Asset, 30 to 59 Days Past Due [Member] Internal Credit Assessment [Axis] Internal Credit Assessment [Axis] Investment securities Financial Instruments, Owned, Mortgages, Mortgage-Backed and Asset-Backed Securities, at Fair Value Internal Credit Assessment [Domain] Internal Credit Assessment [Domain] Weighted Average Exercise Price, minimum (dollars per share) Share-Based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Held-to-maturity securities in non-accrual status Debt Securities, Held-to-Maturity, Excluding Accrued Interest, Nonaccrual Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Provision for (recapture of) credit losses Provision for Loan, Lease, and Other Losses, Unfunded Commitments Provision for Loan, Lease, and Other Losses, Unfunded Commitment Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Municipal securities Municipal Bonds [Member] Origination Year Five Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Salaries and employee benefits Labor and Related Expense Private label residential Mortgage-Backed Securities, Issued by Private Enterprises [Member] Investment securities available for sale, at fair value Debt Security, Mortgage-Backed, Available-for-Sale, Fair Value Disclosure Effect of dilutive stock options (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Premises and equipment Depreciation, Nonproduction Title of Individual [Domain] Title and Position [Domain] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Recapture of Credit Losses Debt Securities, Held-to-Maturity, Excluding Accrued Interest, Provision for (Recapture of) Credit Losses Debt Securities, Held-to-Maturity, Excluding Accrued Interest, Provision for (Recapture of) Credit Losses Document Quarterly Report Document Quarterly Report Available for sale, Less Than 12 Months, Estimated Fair Value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Assets, estimated fair value, nonrecurring Assets, Fair Value Disclosure Ratio of loan category to total loans receivable (percent) Loans Receivable, Ratio of Loan Category to Total Loans Loans receivable in stated category, as a percentage of total loans receivable BOLI net earnings Bank Owned Life Insurance Income Deposits: Deposits [Abstract] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Four Lessee, Operating Lease, Liability, to be Paid, after Year Four Financial Asset, Past Due Financial Asset, Past Due [Member] Held to maturity, 12 Months or Longer, Gross Unrealized Losses Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Fiscal 2028 Lessee, Operating Lease, Liability, to be Paid, Year Two U.S. Treasury and U.S. government agency securities US Government-sponsored Enterprises Debt Securities [Member] Number of operating segments Number of Operating Segments Redemption (purchase) of FHLB stock Payments for (Proceeds from) Federal Home Loan Bank Stock Accretion of discounts and premiums on securities Accretion (Amortization) of Discounts and Premiums, Investments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Held to maturity, Less Than 12 Months, Estimated Fair Value Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value Held-to-maturity Securities, Fair Value: Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value [Abstract] Restatement Determination Date: Restatement Determination Date [Axis] Document and Entity Information Document and Entity Information -- None. No documentation exists for this element. -- Non-PEO NEO Non-PEO NEO [Member] Stock options, outstanding, aggregate intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Construction-custom & owner/builder (1) Construction - Custom and Owner/Builder [Member] Construction - Custom and Owner/Builder [Member] FHLB borrowings Advance from Federal Home Loan Bank Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Loans originated for sale Payment for Origination and Purchase, Loan, Held-for-Sale Gross Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Name Trading Arrangement, Individual Name Equity Incentive Plan 2019 Equity Incentive Plan 2019 [Member] Equity Incentive Plan 2019 [Member] Award Type [Domain] Award Type [Domain] Fiscal 2027 Lessee, Operating Lease, Liability, to be Paid, Year One Increase in loans receivable, net Payments for (Proceeds from) Loans Receivable Equity Awards Adjustments Equity Awards Adjustments [Member] Loans held for sale Loan, Held-for-Sale, Fair Value Disclosure Advertising Advertising Expense Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Fair Value Estimate of Fair Value Measurement [Member] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Due after one year to five years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five Name Awards Close in Time to MNPI Disclosures, Individual Name Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31) Fair Value, Option, Quantitative Disclosures [Line Items] Outstanding, period start (in dollars per share) Outstanding, period end (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Total commitments Other Commitment Total loans receivable Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross Deposit Account Deposit Account [Member] Provision for (recapture of) credit losses Credit Loss [Abstract] Financing Receivable, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Due after five years to ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Unamortized loan commitment and origination fees and unamortized discounts or premiums Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums Financial Instruments [Domain] Financial Instruments [Domain] Unrealized holding loss on investment securities available for sale, net of income taxes of $(216), $(28), $(231), and $(212) respectively OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Due after ten years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Investment Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Available-for-sale, Less than 12 Months, Quantity Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less Than 12 Months Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less Than 12 Months Credit and Debit Card Credit and Debit Card [Member] Minimum Minimum [Member] Net interest income after provision for (recapture of) credit losses Interest Income (Expense), after Provision for Loan Loss Accumulated Net Unrealized Investment Gain (Loss) AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] Interest expense Interest Expense, Operating and Nonoperating [Abstract] Mutual funds Mutual Funds [Member] Mutual Funds [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Company Selected Measure Name Company Selected Measure Name Appraised value less estimated selling costs Appraised Value Less Estimated Selling Costs [Member] Appraised Value Less Estimated Selling Costs Fair Value Measurement [Domain] Fair Value Measurement [Domain] Purchase of investment securities available for sale Payments to Acquire Debt Securities, Available-for-Sale Gain on sale of investment securities available for sale, net Gain (Loss) on Sale of Investments Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Operating cash flows from operating leases Operating Lease, Payments Origination Year Two Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Financial Asset, Period Past Due [Axis] Financial Asset, Aging [Axis] All Executive Categories All Executive Categories [Member] Collateral Held [Domain] Collateral Held [Domain] Loans receivable and loans held for sale Interest and Fee Income, Loans and Leases Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Title of Individual [Axis] Title and Position [Axis] Diluted (in shares) Weighted average common shares and common stock equivalents (in shares) Weighted Average Number of Shares Outstanding, Diluted Change in deferred loan origination fees Increase (Decrease) in Loans, Deferred Income Operating Segment Segment Reporting, Policy [Policy Text Block] Stock options vested during period, aggregate grant date fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value Charge-offs, Year One Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Home Equity and Second Mortgage Home Equity Loan [Member] Entity Small Business Entity Small Business Held-to-maturity Securities, Amortized Cost: Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity [Abstract] ATM and debit card interchange transaction fees Other Cost and Expense, Operating Servicing Income On Loans Sold Servicing Income On Loans Sold [Member] Servicing Income On Loans Sold [Member] Options Exercisable, Weighted Average Exercise Price (dollars per share) Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price Total loans Total impaired loans -- None. No documentation exists for this element. -- State and local taxes Current State and Local Tax Expense (Benefit) Document Transition Report Document Transition Report Due after one year to five years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Recent Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Preferred stock, $0.01 par value; 1,000,000 shares authorized; none issued Preferred Stock, Value, Outstanding Underlying Securities Award Underlying Securities Amount Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Due after ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Lower of appraised value or listing price less estimated selling costs Lower Of Appraised Value Or Listing Price Less Estimated Selling Costs [Member] Lower Of Appraised Value Or Listing Price Less Estimated Selling Costs Number of unvested stock options (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number Summary of Credit Loss by Portfolio Segment Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] Earnings Per Share, Diluted [Abstract] Earnings Per Share, Diluted [Abstract] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] 60 to 89 Days Past Due Financial Asset, 60 to 89 Days Past Due [Member] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Short-term lease cost Short-Term Lease, Cost Restricted stock grant forfeitures Stock Issued During Period, Value, Restricted Stock Award, Forfeitures Accretion of discount on purchased loans Amortization of Debt Discount (Premium) Document Type Document Type Fair Value, Inputs, Level 3 Fair Value, Inputs, Level 3 [Member] Net Income Per Common Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Product and Service [Axis] Product and Service [Axis] Revolving Loans Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Due after ten years Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 10 All Individuals All Individuals [Member] Beginning balance of credit loss Ending balance of credit loss Other-Than-Temporary Impairment, Credit Losses Recognized In Earnings, Credit Losses On Held To Maturity Securities Other-Than-Temporary Impairment, Credit Losses Recognized In Earnings, Credit Losses On Held To Maturity Securities Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Multi-family Mortgage loans, multi-family [Member] -- None. No documentation exists for this element. -- Purchase of premises and equipment Payments to Acquire Property, Plant, and Equipment OREO and other repossessed assets, net Foreclosed Real Estate Expense, Net Of Recoveries Amount of expense recognized (net of recoveries) during the period for the foreclosure on real estate assets. Number of operating leases Number Of Operating Leases Number Of Operating Leases Name Forgone Recovery, Individual Name Contractual term Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Statistical Measurement [Axis] Statistical Measurement [Axis] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Employee severance compensation plan, eligible payment, maximum compensation term (in months) Employee Severance Compensation Plan, Eligible Payment, Maximum Compensation Term Employee Severance Compensation Plan, Eligible Payment, Maximum Compensation Term Charge-offs, Year Two Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff Non-accrual loans with no ACL Financing Receivable, Nonaccrual, No Allowance Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Aggregate intrinsic value of options exercised during the period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Charge-offs, Year Five Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff Equity Incentive Plan 2014 Equity Incentive Plan 2014 [Member] Equity Incentive Plan 2014 [Member] One-to four-family Mortgage loans, one-to-four family [Member] -- None. No documentation exists for this element. -- OREO and other repossessed assets, measurement input Other Real Estate Owned And Repossessed Assets, Measurement Input Other Real Estate Owned And Repossessed Assets, Measurement Input Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Other comprehensive (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Held to maturity, Total, Gross Unrealized Losses Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Municipal securities Taxable Municipal Notes [Member] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Schedule of Contractual Maturities of Debt Securities Schedule of Contractual Maturities of Debt Securities [Table Text Block] -- None. No documentation exists for this element. -- Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] Balance at beginning of period (in shares) Balance at end of period (in shares) Shares, Outstanding Repayment of FHLB borrowings Payments of FHLBank Borrowings, Financing Activities Diluted (in dollars per share) Diluted net income per common share (in dollars per share) Earnings Per Share, Diluted Options Outstanding, Weighed Average Exercise Price (dollars per share) Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price Federal Deposit Insurance Corporation ("FDIC") insurance Federal Deposit Insurance Corporation Premium Expense Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] OREO and other repossessed assets OREO and other repossessed items -- None. No documentation exists for this element. -- Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward] Supplemental disclosure of non-cash investing activities Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Provision for credit losses - loans Provision for (Recapture of) Credit Losses Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) Due after five years to ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Amortized Cost Basis Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount $28.23 - $29.69 Exercise Price Range, $28.23 - $29.69 [Member] Exercise Price Range, $28.23 - $29.69 [Member] Loans held for sale Financing Receivable, Held-for-Sale Commercial business Commercial Loan [Member] Net income per common share Earnings Per Share [Abstract] Investments, Debt and Equity Securities [Abstract] Extended Maturity Extended Maturity [Member] Undisbursed portion of construction loans in process ("LIP") Financing Receivable, Loan in Process Charge-offs, Year Three Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff FHLB borrowings Federal Home Loan Bank Borrowings, Fair Value Disclosure Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Less imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount AAA/AA/A Moody's A Rating [Member] Moody's A Rating Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Exercised (dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Award Timing Disclosures [Line Items] Consumer loans Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross, Consumer Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross, Consumer Measurement Frequency [Domain] Measurement Frequency [Domain] Total lease payments Lessee, Operating Lease, Liability, to be Paid Operating lease, renewal term Lessee, Operating Lease, Renewal Term Total Loans Receivable Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Loan Restructuring Modification [Domain] Loan Restructuring Modification [Domain] Loans receivable, net Loans receivable, net Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss      Net income Net income Numerator – net income Net Income (Loss) Attributable to Parent Expiration Date Trading Arrangement Expiration Date Vested (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value Employee Employee [Member] Employee Award vesting period (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Allowance for Credit Losses Beginning Allowance Ending Allowance Allowance for credit losses Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Excluding Accrued Interest Premises and equipment, net Property, Plant and Equipment, Net Preferred stock shares authorized (shares) Preferred Stock, Shares Authorized Repurchase of common stock, net of tax Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Reclassification Reclassification, Comparability Adjustment [Policy Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Schedule of Held-to-maturity and Available-for-sale Securities [Table] Schedule of Held-to-maturity and Available-for-sale Securities [Table] Schedule of Held-to-maturity and Available-for-sale Securities [Table] Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Entity Current Reporting Status Entity Current Reporting Status Extended maturity and monthly payment reduction Extended Maturity And Monthly Payment Reduction [Member] Extended Maturity And Monthly Payment Reduction Receivables [Abstract] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Total consumer loans held for investment Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] Mortgage loans Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross, Mortgage Loans Loans Receivable, Including Loans Held-For-Sale, Excluding Loans in Process and Deferred Fees, Gross, Mortgage Loans Collateral Held [Axis] Collateral Held [Axis] Due within one year Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Retained earnings Retained Earnings (Accumulated Deficit) Purchase of BOLI policies Payment to Acquire Life Insurance Policy, Investing Activities Financial Instrument [Axis] Financial Instrument [Axis] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Granted (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures Available for sale, 12 Months or Longer, Gross Unrealized Losses Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Non-accrual loans, ACL Financing Receivable, Nonaccrual, Allowance For Credit Loss Financing Receivable, Nonaccrual, Allowance For Credit Loss Valuation, Market Approach Valuation, Market Approach [Member] Current Fiscal Year End Date Current Fiscal Year End Date Accrued interest receivable Accrued Interest Receivable, Fair Value Disclosure -- None. No documentation exists for this element. -- Available for sale, Less Than 12 Months, Gross Unrealized Losses Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Dividends from mutual funds, FHLB stock and other investments Investment Income, Dividend Total deposits Deposits Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Less: Loans in process, Deferred fees and Allowance for loan losses Loans and Leases Receivable, Loans in Process, Deferred Income and Allowance Loans and Leases Receivable, Loans in Process, Deferred Income and Allowance Schedule of Loans receivable and Loans held for sale Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] 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] Number of shares available for grant (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Professional fees Professional Fees Statement [Table] Statement [Table] Federal Home Loan Bank of Des Moines (“FHLB”) stock, at cost Federal Home Loan Bank Stock Accrued interest payable Accrued Interest Payable, Fair Value Disclosure -- None. No documentation exists for this element. -- Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Other Other Noninterest Expense Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Loan Restructuring Modification [Axis] Loan Restructuring Modification [Axis] Pass Pass [Member] External Credit Rating, Moody's [Domain] External Credit Rating, Moody's [Domain] Available for sale, Total, Gross Unrealized Losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Available-for-sale Securities, Amortized Cost: Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract] Balances of Assets and Liabilities Measured at Estimated Fair Value, Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Investments in equity securities, at fair value Equity Securities, FV-NI, Current Cash and cash equivalents: Cash and Cash Equivalents [Abstract] Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted [Abstract] All Adjustments to Compensation All Adjustments to Compensation [Member] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Amendment Flag Amendment Flag Available-for-sale Securities, Estimated Fair Value: Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract] Number of shares authorized (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Collateral Pledged Collateral Pledged [Member] Past Due Status of Loans Receivable Financing Receivable, Past Due [Table Text Block] Interest-bearing Interest-Bearing Deposit Liabilities Leases Lessee, Operating Leases [Text Block] Termination Date Trading Arrangement Termination Date Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Interest-bearing deposits in banks Interest-Bearing Deposits in Banks and Other Financial Institutions Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Allowance for loan losses Allowance for loan losses, Beginning Allowance Allowance for loan losses, Ending Allowance Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Credit Rating, Moody's [Axis] Credit Rating, Moody's [Axis] Due within one year Debt Securities, Held-to-Maturity, Amortized Cost Excluding Accrued Interest, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Year One Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Weighted average discount rate-operating leases Operating Lease, Weighted Average Discount Rate, Percent Certificates of deposit Interest bearing deposits, Fair Value Disclosure -- None. No documentation exists for this element. -- Fair Value, Assets Measured on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Basic (in shares) Denominator – weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Land Mortgage loans, land [Member] Mortgage loans, land [Member] Schedule of Earnings per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Held to Maturity Debt Securities, Held-to-Maturity, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract] SBA PPP SBA PPP Loans [Member] SBA PPP Loans Consumer loans, other Other consumer Consumer Portfolio Segment [Member] $15.67 - $19.13 Exercise Price Range, $15.67 [Member] Exercise Price Range, $15.67 [Member] Exercise Price Range [Domain] Exercise Price Range [Domain] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Entity Tax Identification Number Entity Tax Identification Number Net (increase) decrease in CDs held for investment Increase (Decrease) of Restricted Investments Charge-offs, Year Four Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Total Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value Options outstanding, beginning of period (dollars per share) Options outstanding, end of period (dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Common stock par value (in dollars per share) Common Stock, Par or Stated Value Per Share Stock-based compensation expense Stock or Unit Option Plan Expense Common stock shares issued (shares) Common Stock, Shares, Issued Weighted average remaining lease term-operating leases Operating Lease, Weighted Average Remaining Lease Term Commercial real estate Commercial Mortgage-Backed Securities [Member] Goodwill and CDI Goodwill and Intangible Assets Disclosure [Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] U.S. government agencies MBS: U.S. government agencies Mortgage-Backed Security, Issued by US Government-Sponsored Enterprise [Member] Payment of dividends Payments of Dividends Trading Arrangement: Trading Arrangement [Axis] Recorded Investment Financing Receivable, Individually Evaluated For Credit Loss, Recorded Investment Financing Receivable, Individually Evaluated For Credit Loss, Recorded Investment Total Shareholder Return Amount Total Shareholder Return Amount Options Outstanding, Number (shares) Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding Insider Trading Arrangements [Line Items] Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year Security Exchange Name Security Exchange Name Forfeited (dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Financial Asset, Not Past Due Financial Asset, Not Past Due [Member] Held-to-maturity securities, realized loss, number of securities Held-to-Maturity Securities, Gross Realized Loss, Number of Securities Held-to-Maturity Securities, Gross Realized Loss, Number of Securities Total liabilities Liabilities Antidilutive Securities, Name Antidilutive Securities, Name [Domain] % of Total Loan Type Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage Recovery of prior credit loss Other-Than-Termporary Impairment, Credit Losses Recognized In Earnings, Reductions, Recapture On Securities Sold Other-Than-Termporary Impairment, Credit Losses Recognized In Earnings, Reductions, Recapture On Securities Sold Common stock, $0.01 par value; 50,000,000 shares authorized; 7,769,668 shares issued and outstanding - June 30, 2026 7,889,571 shares issued and outstanding - September 30, 2025 Common Stock, Value, Outstanding Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Repurchase of common stock (in shares) Stock Repurchased During Period, Shares Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Fair Value by Asset Class [Domain] Asset Class [Domain] Other real estate owned (“OREO”) and other repossessed assets, net Other Real Estate, Foreclosed Assets, and Repossessed Assets Stock-based compensation expense Shares Granted, Value, Share-Based Payment Arrangement, after Forfeiture Construction-speculative one-to four-family (1) Construction - Speculative One-to-Four Family [Member] Construction - Speculative One-to-Four Family [Member] Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Total cash and cash equivalents Cash and Cash Equivalent Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Level 3 Fair Value Measurements, Nonrecurring Basis Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block] Available-for-sale Securities, Fair Value: Debt Securities, Available-for-Sale, Unrealized Gain (Loss) [Abstract] Proceeds from maturities and prepayments of investment securities held to maturity Proceeds from Maturities, Prepayments and Calls of Held-to-Maturity Securities Common Stock Common Stock [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Investment securities held to maturity, at amortized cost (net of allowance for credit losses ("ACL") of $30 and $36), (estimated fair value of $113,243 and $132,334) Amortized Cost Total Debt Securities, Held-to-Maturity, Excluding Accrued Interest, after Allowance for Credit Loss Accrued interest on held-to-maturity securites Debt Securities, Held-to-Maturity, Accrued Interest, before Allowance for Credit Loss Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net increase in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation