Document And Entity Information Document Type Document Annual Report Document Period End Date Document Transition Report Securities Act File Number Entity File Number Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name 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 ICFR Auditor Attestation Flag Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction Entity Shell Company Entity Public Float Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding (in shares) Documents Incorporated by Reference [Text Block] Documents Incorporated by Reference Auditor Name Auditor Firm ID Auditor Location Entity Central Index Key Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag CONSOLIDATED BALANCE SHEETS Statement [Table] Statement [Line Items] Assets [Abstract] ASSETS Cash and Due from Banks Cash and due from banks Interest-Bearing Deposits in Banks and Other Financial Institutions Interest bearing deposits with banks Cash, Cash Equivalents, and Federal Funds Sold Total cash and cash equivalents For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet. Interest-bearing time deposits Interest-bearing time deposits Debt Securities, Available-for-Sale Securities available for sale, at fair value (amortized cost $432,167 and $418,935, respectively) Securities available for sale, fair value Securities available for sale, fair value Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss Securities held to maturity, at amortized cost (fair value $5,243 and $4,591, respectively) Securities held to maturity, amortized cost Securities held to maturity, amortized cost Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance Loans held for sale Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss Loans, net of allowance for credit losses of $10,108 ($9,281 in 2024) Loans, net Total Nonperforming Loans Federal Home Loan Bank Stock Federal Home Loan Bank and other stock, at cost Property, Plant and Equipment, Net Totals Premises and equipment Interest Receivable Accrued interest receivable Cash Surrender Value of Life Insurance Cash value of life insurance Goodwill Goodwill Finite-Lived Intangible Assets, Net Core deposit intangible Total Other Assets Other assets Assets Total Assets Liabilities [Abstract] LIABILITIES Noninterest-Bearing Deposit Liabilities Noninterest-bearing demand deposits Noninterest-bearing Interest-Bearing Deposit Liabilities Interest-bearing Deposits Total deposits Interest Payable Accrued interest payable Accrued Liabilities and Other Liabilities Accrued expenses and other liabilities Liabilities Total liabilities Equity [Abstract] EQUITY Preferred Stock, Value, Issued Preferred stock of $.01 par value per share Authorized 1,000,000 shares; none issued Common Stock, Value, Issued Common stock of $.01 par value per share Authorized 7,500,000 shares; issued 3,810,883 shares (3,806,983 in 2024); outstanding 3,341,871 (3,351,703 in 2024) Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Reduction (net of tax) in retained earnings Retained earnings-substantially restricted Deferred Compensation Equity Unearned stock compensation Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Treasury Stock, Common, Value Less treasury stock, at cost - 469,012 shares (455,280 in 2024) Equity, Attributable to Parent Stockholders' equity Total First Capital, Inc. stockholders' equity Equity, Attributable to Noncontrolling Interest Noncontrolling interest in subsidiary Equity, Including Portion Attributable to Noncontrolling Interest Ending balance Beginning balance Total equity Liabilities and Equity Total Liabilities and Equity Debt Securities, Available-for-Sale, Amortized Cost Securities available for sale at fair value, amortized cost Securities available for sale, amortized cost Securities available for sale, amortized cost Debt Securities, Held-to-Maturity, Fair Value Securities held to maturity at amortized cost, fair value Securities held to maturity, fair value Securities held to maturity, fair value Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Allowance for credit losses Ending balance Beginning balance Allowance for credit losses Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Preferred Stock, Shares Authorized Preferred stock, shares authorized (in shares) Preferred Stock, Shares Issued Preferred stock, shares issued (in shares) Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized (in shares) Common Stock, Shares, Issued Common stock, shares, issued (in shares) Common Stock, Shares, Outstanding Common stock, shares outstanding (in shares) Treasury Stock, Common, Shares Treasury stock, cost (in shares) CONSOLIDATED STATEMENTS OF INCOME Product and Service [Axis] Product and Service [Domain] Service charges on deposit accounts while deposits. Service Charges On Deposit Accounts [Member] Service charges on deposit accounts Related to ATM and debit card fees. ATM and Debit Card Fees [Member] ATM and debit card fees INTEREST INCOME INTEREST INCOME Interest and Fee Income, Loans and Leases Loans, including fees Interest Income, Securities, Operating, Taxable Taxable Interest Income, Securities, Operating, Tax Exempt Tax-exempt Dividend Income, Operating Dividends Interest Income, Deposits with Financial Institutions Interest bearing deposits with banks Interest and Dividend Income, Operating Interest income Total interest income Interest Expense, Operating and Nonoperating [Abstract] INTEREST EXPENSE Interest Expense, Deposits Deposits Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Short-Term Advances - FHLB Interest Expense, Other Short-Term Borrowings Borrowed funds - Bank Term Funding Program ("BTFP") Interest Expense, Operating Total interest expense Interest Income (Expense), Operating Net interest income Net interest income Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) Provision for credit losses Interest Income (Expense), after Provision for Loan Loss Net interest income after provision for credit losses Noninterest Income [Abstract] NONINTEREST INCOME Revenue from Contract with Customer, Including Assessed Tax Noninterest income, financial services Revenue from contracts with customers Debt Securities, Available-for-Sale, Gain (Loss) (Loss) gain on sale of securities Equity Securities, FV-NI, Gain (Loss) Unrealized gain (loss) on equity securities Gain (loss) on equity securities Gain (Loss) on Sale of Mortgage Loans Gain on sale of loans Gain on sale of loans Bank Owned Life Insurance Income Increase in cash value of life insurance Increase in cash value of life insurance Increase in cash surrender value of life insurance Noninterest Income, Other Operating Income Other income Noninterest Income Total noninterest income Noninterest Expense [Abstract] NONINTEREST EXPENSE Labor and Related Expense Compensation and benefits Occupancy, Net Occupancy and equipment Information Technology and Data Processing Data processing Professional Fees Professional fees Advertising Expense Advertising Other Noninterest Expense Other operating expense Other expenses Noninterest Expense Total noninterest expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Pretax income from continuing operations Income before income taxes Income Tax Expense (Benefit) Totals Income tax expense Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net Income Net Income Net income Net Income (Loss) Attributable to Noncontrolling Interest Less: net income attributable to noncontrolling interest in subsidiary Net Income Attributable to First Capital, Inc. Net income attributable to First Capital, Inc. Basic Earnings Per Share Reconciliation [Abstract] Earnings per common share attributable to First Capital, Inc.: Earnings Per Share, Basic Basic (in dollars per share) Net income attributable to First Capital, Inc. per common share, basic (in dollars per share) Earnings Per Share, Diluted Diluted (in dollars per share) Net income attributable to First Capital, Inc. per common share, diluted (in dollars per share) Common Stock, Dividends, Per Share, Declared Dividends per share CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment and Tax Unrealized holding gains arising during the period OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, Tax Income tax expense OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, after Tax Net of tax amount Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax Less: reclassification adjustment for realized losses (gains) included in net income Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Income tax (benefit) expense Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Net of tax amount Other Comprehensive Income (Loss), Net of Tax Other comprehensive income Other Comprehensive Income, net of tax Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive Income Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Less: comprehensive income attributable to the noncontrolling interest in subsidiary Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive Income Attributable to First Capital, Inc. CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY Equity Components [Axis] Equity Component [Domain] Common Stock [Member] Common Stock Additional Paid-in Capital [Member] Additional Paid-in Capital Retained Earnings [Member] Retained Earnings AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) Deferred Compensation, Share-Based Payments [Member] Unearned Stock Compensation Treasury Stock, Common [Member] Treasury Stock Noncontrolling Interest [Member] Noncontrolling Interest Represents the impact from distributions to noncontrolling interest holders on equity statement accounts. Cash dividends Cash dividends Represents the impact of stock compensation expense on equity accounts. Stock compensation expense Stock compensation expense Treasury Stock, Value, Acquired, Cost Method Purchase of treasury shares Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Taxes paid on stock award shares for employees Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Restricted stock grants CONSOLIDATED STATEMENTS OF CASH FLOWS Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments to reconcile net income to net cash and cash equivalents provided by operating activities: Accretion (Amortization) of Discounts and Premiums, Investments Amortization of premiums and accretion of discounts on securities, net Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization expense Deferred Income Tax Expense (Benefit) Total Deferred Deferred income taxes Share-Based Payment Arrangement, Noncash Expense Stock compensation expense Gain (loss) on life insurance. Gain (Loss) on Life Insurance Gain on life insurance Debt Securities, Realized Gain (Loss) Loss (gain) on sale of securities Proceeds from Sale, Loan, Held-for-Sale Proceeds from sales of loans Payment for Origination and Purchase, Loan, Held-for-Sale Loans originated for sale Represents the amount of amortization of tax credit investment. Amortization of tax credit investment Equity Securities, FV-NI, Unrealized Gain (Loss) Unrealized (gain) loss on equity securities Equity securities, unrealized gain (loss) Gain (Loss) on Disposition of Property Plant Equipment Loss (gain) on disposal of premises and equipment Increase (Decrease) in Accrued Interest Receivable, Net (Increase) decrease in accrued interest receivable Increase (Decrease) in Interest Payable, Net Increase in accrued interest payable Increase (Decrease) in Other Operating Assets and Liabilities, Net Net change in other assets/liabilities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Net Cash Provided By Operating Activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES The cash outflow to acquire interest-bearing time deposits. fcap_PaymentsToAcquireInterestBearingTimeDeposits Net decrease (increase) in interest-bearing time deposits Payments to Acquire Debt Securities, Available-for-Sale Purchase of securities available for sale Amount of cash inflow from maturity of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Proceeds from maturities of securities available for sale Proceeds from maturities of securities available for sale Proceeds from Sale of Debt Securities, Available-for-Sale Proceeds from sales of securities available for sale Proceeds from Maturities, Prepayments and Calls of Mortgage-Backed Securities (MBS) Principal collected on mortgage-backed obligations Proceeds from Sale of Equity Securities, FV-NI Proceeds from sale of equity securities Payments for (Proceeds from) Loans and Leases Net increase in loans receivable Represents the amount of payments during the period for investment in a tax credit entity. fcap_PaymentsForInvestmentInTaxCreditEntity Investment in tax credit entities Payments to Acquire Limited Partnership Interests Investment in technology fund Proceeds from Life Insurance Policy Proceeds from settlement of bank-owned life insurance policies Proceeds from Sale of Foreclosed Assets Proceeds from sale of foreclosed real estate Proceeds from Sale of Property, Plant, and Equipment Proceeds from sale of premises and equipment Proceeds from Insurance Settlement, Investing Activities Proceeds from insurance claims Payments to Acquire Property, Plant, and Equipment Purchase of premises and equipment Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net Cash (Used In) Provided By Investing Activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] CASH FLOWS FROM FINANCING ACTIVITIES Increase (Decrease) in Deposits Net increase (decrease) in deposits Proceeds from Short-Term Debt Amount borrowed Advances from FHLB and BTFP