Prepayment speed Measurement Input, Prepayment Rate [Member] Loans receivable, fair value Total Loans and Leases Total Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, Fee, and Loan in Process Cash dividends (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Revision of Prior Period [Axis] Revision of Prior Period [Axis] Retained exposure, amount disbursed Concentration Risk Credit Risk Financial Instrument Retained Exposure Amount Disbursed Concentration Risk, Credit Risk, Financial Instrument Retained Exposure, Amount Disbursed 200 basis point increase Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 200 Basis Point Adverse Change in Discount Rate Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 200 Basis Point Adverse Change in Discount Rate Statistical Measurement Statistical Measurement [Domain] Non-marketable and other equity investments Non-Marketable and Other Equity Securities [Member] Non-Marketable and Other Equity Securities Award Timing Predetermined Award Timing Predetermined [Flag] Unpaid principal balance of unguaranteed exposure for nonaccruals Fair Value, Option, Loans Held As Assets, Aggregate Amount In Nonaccrual Status, Unpaid Principal Balance Of Unguaranteed Exposure Fair value option loans held as assets aggregate amount in nonaccrual status unpaid principal balance of unguaranteed exposure. Interest income recognized on nonaccrual loans and leases Financing Receivable, Nonaccrual, Interest Income Related Party Transaction Related Party Transaction [Axis] Asset Class Asset Class [Axis] Entity File Number Entity File Number Valuation Approach and Technique Valuation Approach and Technique [Domain] Equity method investments (loss) income Equity method investments loss (income) Income (Loss) from Equity Method Investments Tabular List, Table Tabular List [Table Text Block] Income tax benefit (expense) Other Comprehensive Income (Loss), Tax Basic earnings per share: Earnings Per Share, Basic [Abstract] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Restricted stock compensation expense Restricted Stock or Unit Expense Total Past Due (in percent) Notes Receivable, Gross Percentage Notes receivable gross percentage. Schedule of Carrying Amount and Estimated Fair Value of Financial Instruments Fair Value, by Balance Sheet Grouping [Table Text Block] Tax withholding related to vesting of restricted stock and other Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Measurement Basis Measurement Basis [Axis] Basic earnings per share (in dollars per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Other loan origination and maintenance expense Other Loan Origination And Maintenance Expense Other loan origination and maintenance expense. Preferred stock, dividends declared (in dollars per share) Preferred Stock, Dividends Per Share, Declared Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Domain] Shareholder dividend distributions - preferred Payments of Ordinary Dividends, Preferred Stock and Preference Stock Recoveries Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery Unpaid principal balances of loan serviced for others Continuing Involvement with Derecognized Transferred Financial Assets, Amount Outstanding Unguaranteed Portion Unguaranteed Portion [Member] Unguaranteed portion. Discount rate Measurement Input, Discount Rate [Member] 90 Days or More Past Due, Unpaid Principal Balance Fair Value Option, Loans Held As Assets, 90 Days Or More Past Due, Unpaid Principal Balance Fair value option loans held as assets 90days or more past due unpaid principal balance. Other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Net of Tax Prepayment rate (in percent) Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed Net loss on loans accounted for under the fair value option Net loss on loans accounted for under fair value option Losses on Loans Accounted for under the Fair Value Option Fair Value, Option, Changes in Fair Value, Gain (Loss) After 10 years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Amortized Cost Employee stock purchase program (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Issuance of restricted stock (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Deposits Deposits, Fair Value Disclosure Measurement Input Type Measurement Input Type [Domain] Schedule of Amortized Cost, Estimated Fair Value and Unrealized Gains (Losses) Schedule of Available-for-Sale Securities Reconciliation [Table Text Block] Adjustment to Compensation, Amount Adjustment to Compensation Amount Concentration risk, percentage Concentration Risk, Percentage Schedule of Recorded Amount of Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis Fair Value Measurements, Nonrecurring [Table Text Block] Retained credit exposure Concentration Risk Credit Risk Financial Instrument Retained Exposure Concentration risk credit risk financial instrument retained exposure. Charge offs Charge offs Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff Employee Stock Option Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Conversion ratio Preferred Stock, Convertible, Conversion Ratio Schedule of Activity Pertaining to Servicing Rights Schedule of Servicing Assets at Fair Value [Table Text Block] Investment securities, taxable Interest Income, Securities, Operating, Taxable Purchases of equity method investments Payments to Acquire Equity Method Investments Cash dividends - common Dividends, Common Stock, Cash Total shareholders' equity attributed to Live Oak Bancshares, Inc. Equity, Attributable to Parent Measurement Frequency Measurement Frequency [Axis] Debt Securities Available For Sale [Table] Debt Securities, Available-for-Sale [Table] Insider Trading Policies and Procedures [Line Items] Common stock, authorized (in shares) Common Stock, Shares Authorized Accrued interest receivable on loans Financing Receivable, Accrued Interest, after Allowance for Credit Loss Financial assets Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Loans held for sale Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance Total liabilities and shareholders’ equity Liabilities and Equity Recurring fair value Fair Value, Recurring [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Liabilities and shareholders’ equity Liabilities and Equity [Abstract] Cover [Abstract] Cover [Abstract] Fair Value Disclosure Item Amounts Portion at Fair Value Measurement [Member] Maximum Maximum [Member] Schedule Of Equity Method Investments [Table] Equity Method Investment [Table] Net loss attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Commercial & Industrial Commercial And Industrial Portfolio Segment [Member] Commercial And Industrial [Member] Accounting Policies [Abstract] Accounting Policies [Abstract] Securities in unrealized loss position, total, fair value Debt Securities, Available-for-Sale, Unrealized Loss Position Concentration Risk Type [Domain] Concentration Risk Type [Domain] 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] Current fiscal year 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] Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table] Financing Receivable, Credit Quality Indicator [Table] Borrowings Debt, Long-Term and Short-Term, Combined Amount U.S. government agencies US Government Agencies Debt Securities [Member] Downward changes for observable prices Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount 90 Days or More Past Due 90 Days or More Past Due Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Liquidation preference (in dollars per share) Preferred Stock, Liquidation Preference Per Share Liabilities Liabilities [Abstract] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Weighted Average Term Extension (in Months) Financing Receivable, Modified, Weighted Average Term Increase from Modification Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Cumulative Adjustments Equity Securities without Readily Determinable Fair Value, Impairment Loss, Cumulative Amount [Abstract] Income before taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Southeast US Southeast Region [Member] Revolving Loans Converted to Term Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan Southwest US Southwest Region [Member] Proceeds from sale of premises and equipment Proceeds from Sale of Property, Plant, and Equipment Proceeds from borrowings Proceeds from Issuance of Debt Loans held for investment Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Investment tax credit recapture Investment Tax Credit Recapture Investment Tax Credit Recapture Two years before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount Five years before current fiscal year Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff Comprehensive loss attributable to non-controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Total interest expense Interest Expense, Operating Total comprehensive income attributable to Live Oak Bancshares, Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Measurement Input Type Measurement Input Type [Axis] Name Measure Name Canapi Ventures Fund, LP Canapi Ventures Fund L P [Member] Canapi ventures fund, l.p. Net increase in deposits Increase (Decrease) in Deposits Industry Sector Industry Sector [Domain] Document Fiscal Period Focus Document Fiscal Period Focus Schedule of Fair Value Carrying Amount and Unpaid Principal Outstanding of Loans Under Fair Value Option Fair Value Option, Disclosures [Table Text Block] Travel expense Travel expense Travel and Entertainment Expense Award Timing Method Award Timing Method [Text Block] Fair value changes Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease) Revenue Multiple Measurement Input, Revenue Multiple [Member] Amortized Cost Carrying value and amortized cost Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, after Allowance for Credit Loss Schedule of Loans Modified and Subsequently Defaulted Financing Receivable, Modified, Subsequent Default [Table Text Block] Award Type Award Type [Axis] Total assets Assets Decay due to increases in principal paydowns or runoff Servicing Asset at Fair Value, Other Changes in Fair Value Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Continuing Operation [Abstract] Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol Financing Receivable Recorded Investment [Line Items] Financing Receivable, Credit Quality Indicator [Line Items] Geographical [Domain] Geographical [Domain] 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 Receivable Type [Axis] Receivable Type [Axis] Class of Financing Receivable Class of Financing Receivable [Axis] William L. Williams, III [Member] William L. Williams, III Concentration Risk Type [Axis] Concentration Risk Type [Axis] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] % Guaranteed Unguaranteed Loan Percentage Of Guaranteed [Member] Unguaranteed loan percentage of guaranteed. Borrowings Interest Expense, Borrowings Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] One to five years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Amortized Cost Entity Emerging Growth Company Entity Emerging Growth Company Variable Interest Entities (“VIE”s) Consolidation, Variable Interest Entity, Policy [Policy Text Block] Entity Common Stock, Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Debt Securities, Available-for-Sale [Line Items] Debt Securities, Available-for-Sale [Line Items] 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] Level 2 Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value Off Balance Sheet Risks Disclosure Information [Line Items] Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items] Amount Equity Method Investments Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Schedule of Carrying Amount of Company Investments in Non Marketable Equity Securities with No Readily Determinable Fair Value and Amounts Recognized in Earnings Equity Securities without Readily Determinable Fair Value [Table Text Block] Total noninterest income Total noninterest income Noninterest Income Common stock, outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Net gains on sales of loans Net gains on sale of loans held for sale Net gains on sales of loans Net gains on sale of loans held for sale Gain (Loss) on Sales of Loans, Net Plan Name [Axis] Plan Name [Axis] Document Information [Table] Document Information [Table] PEO PEO [Member] Foreclosed assets, measurement input Foreclosed Assets, Measurement Input Foreclosed Assets, Measurement Input Noninterest expense Noninterest Expense [Abstract] Cash and due from banks Cash and due from banks Cash and Due from Banks Schedule of Investment Securities by Maturity Investments Classified by Contractual Maturity Date [Table Text Block] Class of Financing Receivable Class of Financing Receivable [Domain] Estrella Landing Estrella Landing [Member] Estrella Landing Supplemental disclosures of noncash investing and financing activities Noncash Investing and Financing Items [Abstract] Within one year Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Fair Value Changes in assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Stock option exercises 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] Weighted Average Interest Rate Reduction Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-Based Payment Arrangement [Abstract] Cash and cash equivalents, beginning Cash and cash equivalents, ending Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Income tax expense Income Tax Expense (Benefit) Securities in unrealized loss position, 12 months or more, fair value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Class B Common Stock Common Class B [Member] Sale of Stock [Domain] Sale of Stock [Domain] Other assets Other Assets Non-recurring fair value Fair Value, Nonrecurring [Member] Balance at beginning of period Balance at end of period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Document Information [Line Items] Document Information [Line Items] Servicing asset, measurement input Servicing Asset, Measurement Input Canapi Ventures SBIC Fund II, LP Canapi Ventures SBIC Fund II, LP [Member] Canapi Ventures SBIC Fund II, LP Preferred stock, issued (in shares) Preferred Stock, Shares Issued Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Schedule Of Financing Receivable Troubled Debt Restructurings [Table] Financing Receivable, Modified [Table] Other noninterest income Noninterest Income, Other Allowance for off balance sheet credit exposures expense (recoveries) Off-Balance-Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal) Guaranteed Balance Loan And Leases Issued Guaranteed Balance [Member] Loan and leases issued guaranteed balance. Fair Value Hierarchy and NAV Fair Value Hierarchy and NAV [Axis] Investment, unfunded commitments Investment, Unfunded Commitments Investment, Unfunded Commitments Net income Net income Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Revolving Loans Amortized Cost Basis Financing Receivable, Excluding Accrued Interest, Revolving Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Combination - Term Extension & Other-Than-Insignificant Payment Delay Extended Maturity and Payment Delay [Member] Extended Maturity and Payment Delay Stock option exercises Proceeds from Stock Options Exercised Certificates of deposit with other banks Certificates of deposit with other banks Certificates of Deposit, at Carrying Value Schedule of Revision on Previously Reported Financial Statements Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] City Area Code City Area Code Schedule of Activity in the Allowance for Credit Losses by Portfolio Segment 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] Preferred stock dividends Preferred Stock Dividends, Income Statement Impact Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Number of investment securities sold Debt Securities, Available-for-Sale, Number Of Securities Available-for-sale securities, number of securities sold. Cape Fear Collective 2 Cape Fear Collective 2 [Member] Cape Fear Collective 2 Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Guaranteed Balance Loans Insured or Guaranteed by US Government Authorities [Member] Net cash provided by (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Net (gain) loss on equity warrant assets Gain (Loss) On Equity Warrant Assets Gain (Loss) On Equity Warrant Assets Proceeds from sale of investment securities Proceeds from Sale of Debt Securities, Available-for-Sale Investment securities available-for-sale Fair Value Investment securities, fair value Total Debt Securities, Available-for-Sale, Excluding Accrued Interest Servicing Assets At Fair Value [Table] Servicing Asset at Fair Value, Activity [Table] Preferred stock, par value (in shares) Preferred Stock, Par or Stated Value Per Share Schedule Of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Net interest income Interest Income (Expense), Operating Other liabilities Other Liabilities Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Equity security investments gains, net Equity Securities, FV-NI, with And Without Readily Determinable Fair Value, Realized And Unrealized Gain (Loss) Equity Securities, FV-NI, with And Without Readily Determinable Fair Value, Realized And Unrealized Gain (Loss) PEO Total Compensation Amount PEO Total Compensation Amount Transfer of loans held for sale to loans and leases held for investment Loan, Transfer from Held-for-Sale to Held-in-Portfolio Interest expense Interest Expense, Operating [Abstract] Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost, Rolling Maturity [Abstract] Equity Components Equity Components [Axis] Non-U.S. Non-US [Member] Three years before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Standby letters of credit Standby Letters of Credit [Member] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Concentration Risk [Table] Concentration Risk [Table] Number of reportable segments Number of Reportable Segments Stock Plans Compensation and Employee Benefit Plans [Text Block] Servicing Assets Transfers and Servicing of Financial Assets [Text Block] Equity warrant assets, remaining life Warrants and Rights Outstanding, Term Supplemental disclosures of cash flow information Supplemental Cash Flow Information [Abstract] Balance at beginning of period Balance at end of period Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs Other Performance Measure, Amount Other Performance Measure, Amount Entity Address, State or Province Entity Address, State or Province Substandard Substandard [Member] Total interest income Interest and Dividend Income, Operating Special Mention Special Mention [Member] Financial Asset, Aging Financial Asset, Aging [Domain] Total Loans, Unpaid Principal Balance Fair Value, Option, Loans Unpaid Principal Balance Fair value option, Loans unpaid principal balance. Servicing assets (includes $64,520 and $62,941 measured at fair value, respectively) Servicing Asset Loans held for investment Loans and leases held for investment, net of allowance for credit losses on loans and leases Loans Receivable, Fair Value Disclosure Foreclosed assets Foreclosed assets Repossessed Assets Individual: Individual [Axis] Stock based compensation excess tax deficiency Stock Based Compensation Excess Tax Benefit (Deficiency) Stock based compensation excess tax benefit. Annual Amount Equity Securities without Readily Determinable Fair Value, Annual Amount [Abstract] Financial liabilities Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] Commercial Real Estate Commercial Real Estate Portfolio Segment [Member] Retained Loan Discount and Net Deferred Costs Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount) Shareholder dividend distributions - common Payments of Ordinary Dividends, Common Stock Carrying value adjustments: Equity Securities, FV-NI and without Readily Determinable Fair Value [Abstract] Net cash used by 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] Servicing asset at amortized cost Servicing Asset at Amortized Cost Loans Insured or Guaranteed by Government Authorities Loans Insured or Guaranteed by Government Authorities [Axis] Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Servicing Assets at Fair Value [Line Items] Servicing Assets at Fair Value [Line Items] Maximum Exposure to Loss Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount General Basis of Accounting, Policy [Policy Text Block] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Unguaranteed Exposure with No ACL Unguaranteed Exposure With No Allowance For Credit Losses [Member] Unguaranteed exposure with no allowance for credit losses. % Guaranteed Financing Receivable Percentage Of Guaranteed Financing receivable percentage guaranteed. Entity Interactive Data Current Entity Interactive Data Current Cash flows from operating activities Cash Provided by (Used in) Operating Activity, Continuing Operation [Abstract] Plan Name [Domain] Plan Name [Domain] Carrying Amount Reported Value Measurement [Member] Year-To-Date Gross Charge-offs Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] Unrecognized compensation costs, period recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Unguaranteed Balance Unguaranteed Balance Unguaranteed Loan Exposure [Member] Unguaranteed Loan Exposure [Member] Mutual fund Mutual Fund [Member] Financing Receivable Modifications [Line Items] Financing Receivable, Modified [Line Items] Stock option exercises (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Nonaccrual loan and lease balance Financing Receivable, Nonaccrual Interest income Interest and Dividend Income, Operating [Abstract] Upward changes for observable prices, cumulative adjustments Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount Total noninterest expense Noninterest Expense West US West Region [Member] Equity method investments, committed amount of investment Equity Method Investments Unfunded Committed Amount Of Investment Equity method investments unfunded committed amount of investment. Total loans and leases receivable Total carried at amortized cost Loans And Leases Receivable At Amortized Cost Loans and leases receivable at amortized cost. 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] Unguaranteed Portion, Real Estate Unguaranteed Portion Real Estate [Member] Unguaranteed portion, real estate. Other-Than-Insignificant Payment Delay Other-Than-Insignificant Payment Delay Payment Deferral [Member] Deposits Interest Expense, Deposits Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Technology expense Information Technology and Data Processing Noninterest income Noninterest Income [Abstract] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Weighted Average Weighted Average [Member] Volatility Measurement Input, Price Volatility [Member] Measurement input Debt Securities, Available-for-Sale, Measurement Input Proceeds received from government guaranteed receivables Proceeds From Government Guaranteed Receivables Proceeds From Government Guaranteed Receivables Entity Central Index Key Entity Central Index Key Other comprehensive (loss) income before tax: Other Comprehensive Income (Loss), before Tax [Abstract] PEO Name PEO Name Fair value option that were 90 days or more past due and still accruing Fair Value, Option, Loans Held As Assets, 90 Days And Still Accruing Fair value option loans held as assets 90 days and still accruing. Error Correction [Table] Error Correction [Table] Net proceeds Sale of Stock, Consideration Received on Transaction 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] Schedule of Credit Quality Indicators by Portfolio Class Financing Receivable Credit Quality Indicators [Table Text Block] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Equity warrant assets Equity Warrant Assets [Member] Equity Warrant Assets [Member] Midwest US Midwest Region [Member] Noninterest-bearing Noninterest-Bearing Deposit Liabilities Black-Scholes option pricing model Valuation Technique, Option Pricing Model [Member] Arrangement Duration Trading Arrangement Duration Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Class of Stock Class of Stock [Domain] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Unrecognized compensation costs Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Common stock, par value (in dollars per share) Common Stock, No Par Value Accrued interest reversed Financing Receivable, Accrued Interest, Writeoff Allowance for off balance sheet credit exposures Off-Balance-Sheet, Credit Loss, Liability Fair Value Option Quantitative Disclosures [Table] Fair Value Option, Disclosures [Table] Assets Assets [Abstract] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Solar tax credit investments Solar Tax Credit Investments [Member] Solar Tax Credit Investments 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 Schedule of Loans Modified Financing Receivable, Modified [Table Text Block] Accumulated other comprehensive (loss) income AOCI Attributable to Parent [Member] Investment, Name [Axis] Investment, Name [Axis] Other liabilities Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Nonaccruals, Fair Value Carrying Amount Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status Investments [Domain] Investments [Domain] Equity security investment with a non-readily determinable fair value Security Owned Not Readily Marketable, Fair Value Revolving Loans Converted to Term Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff Internal Credit Assessment Internal Credit Assessment [Axis] Internal Credit Assessment Internal Credit Assessment [Domain] Industry Sector Industry Sector [Axis] Lease income Noninterest Income Lease Income Noninterest income lease income. Commitments to lend Financing Receivable, Modified, Commitment to Lend Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Municipal bonds Municipal bond Municipal Bonds [Member] Four years before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Cape Fear Collective 1 Cape Fear Collective 1 [Member] Cape Fear Collective 1 Net upward (downward) change Equity Securities Without Readily Determinable Fair Value, Net Upward (Downward) Change, Annual Amount Equity Securities Without Readily Determinable Fair Value, Net Upward (Downward) Change, Annual Amount Salaries and employee benefits Salaries and employee benefits Labor and Related Expense Construction & Development Construction And Development Portfolio Segment [Member] Construction And Development Portfolio Segment [Member] Nonaccruals, Difference Fair Value, Option, Loans Held as Assets, Aggregate Amount in Nonaccrual Status, Aggregated Difference Add effect of dilutive stock options and restricted stock grants (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Document Quarterly Report Document Quarterly Report Securities in unrealized loss position, less than 12 months, fair value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Total assets at fair value Asset, Fair Value Assets, Fair Value Disclosure Provision for credit losses Provision for Loan, Lease, and Other Losses Revision of Prior Period [Domain] Revision of Prior Period [Domain] Schedule of Analysis of Level 3 Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Deposits: Deposits [Abstract] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Receivables Not Under the Fair Value Option Receivables Not Under the Fair Value Option [Member] Receivables Not Under the Fair Value Option Total Past Due Total Past Due Financial Asset, Past Due [Member] Counterparty Name Counterparty Name [Domain] Schedule of Nonaccrual Loans and Leases Financing Receivable, Nonaccrual [Table Text Block] Carrying value Equity Securities without Readily Determinable Fair Value, Amount Number of operating segments Number of Operating Segments Accretion of discount on securities, net Accretion (Amortization) of Discounts and Premiums, Investments Servicing assets, fair value Balance at beginning of period Balance at end of period Fair value of servicing rights Servicing assets Servicing Asset at Fair Value, Amount Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Loans Insured or Guaranteed by Government Authorities Loans Insured or Guaranteed by Government Authorities [Domain] Investment Type [Axis] Investment Type [Axis] Granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Investment Carrying Amount Carrying amount Investments Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount 90 Days or More Past Due, Fair Value Carrying Amount Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due Commercial Banking Commercial Banking Sector [Member] Commercial Banking Sector Restatement Determination Date: Restatement Determination Date [Axis] Repurchases Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Repurchases Fair value measurement with unobservable inputs reconciliation recurring basis asset repurchases. Non-PEO NEO Non-PEO NEO [Member] Employee stock purchase program Stock Issued During Period, Value, Employee Stock Purchase Plan Five to ten years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 5 through 10 Years, Amortized Cost Preferred stock, dividend rate (in percent) Preferred Stock, Dividend Rate, Percentage Commercial Land Commercial Land Portfolio Segment [Member] Commercial Land Portfolio Segment [Member] Sale of Stock [Axis] Sale of Stock [Axis] Foreclosed assets Foreclosed Assets [Member] Foreclosed assets. Originations of loans held for sale Payment for Origination and Purchase, Loan, Held-for-Sale Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Name Trading Arrangement, Individual Name Allowance for Credit Losses Financing Receivable, Allowance for Credit Loss All Award Types Award Type [Domain] As previously reported Previously Reported [Member] Loans modified and subsequently defaulted Total Financing Receivable, Modified, Subsequent Default Non-controlling interest Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Loans held for sale Loan, Held-for-Sale, Fair Value Disclosure Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Equity warrant assets, measurement input Warrants and Rights Outstanding, Measurement Input Compensation Amount Outstanding Recovery Compensation Amount Transfers from loans and leases to foreclosed real estate and other repossessions or government guaranteed receivable Transfer From Loans And Leases To Foreclosed Real Estate And Other Repossessions Or Government Guaranteed Receivable Proceeds from SBA reimbursement and sale of foreclosed assets. Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Estimate of Fair Value Measurement Estimate of Fair Value Measurement [Member] 100 basis point increase Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 100 Basis Point Adverse Change in Discount Rate Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 100 Basis Point Adverse Change in Discount Rate Preferred Stock Preferred Stock [Member] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name Fair Value Option Quantitative Disclosures [Line Items] Fair Value, Option, Quantitative Disclosures [Line Items] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Lease right-of-use assets and liabilities, net Increase (Decrease) In Right-Of-Use Assets And Lease Liabilities, Net Increase (decrease) in right-of-use assets and lease liabilities, net. Loans held for investment Loans held for investment Loans held for investment Loans Held For Investment [Member] Loans held for Investment. Financing Receivable, Recorded Investment, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Fair Value Debt Securities, Available-for-Sale, Maturity, Fair Value, Rolling Maturity [Abstract] Number of securities in unrealized loss portions for longer than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions Impairment Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Financial Instruments Financial Instruments [Domain] Investments 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 Fair Value Hierarchy and NAV [Domain] 10% increase Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 10 Percent Adverse Change in Prepayment Speed Minimum Minimum [Member] Net interest income after provision for credit losses Interest Income (Expense), after Provision for Loan Loss Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Company Selected Measure Name Company Selected Measure Name Fair Value Measurement Fair Value Measurement [Domain] Unguaranteed Portion, Business Assets Unguaranteed Portion Business Assets [Member] Unguaranteed portion, business assets. Schedule of Commitments Schedule of Fair Value, off-Balance-Sheet Risks [Table Text Block] Purchases of investment securities available-for-sale Payments to Acquire Debt Securities, Available-for-Sale Series A Preferred stock, no par value, 1,000,000 shares authorized, 100,000 shares, issued and outstanding at March 31, 2026 and December 31, 2025 Preferred Stock, Value, Issued Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Fiscal year before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year Employee stock purchase program Proceeds from Stock Plans Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Other comprehensive (loss) income before tax Other Comprehensive Income (Loss), before Tax Financial Asset, Aging Financial Asset, Aging [Axis] Net income attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Diluted All Executive Categories All Executive Categories [Member] Collateral Held Collateral Held [Domain] Class A common stock, no par value, 100,000,000 shares authorized, 46,240,691 and 46,032,402 shares issued and outstanding at March 31, 2026 and December 31, 2025, respectively Common Stock, Value, Issued Loans greater than 90 days or more past due still accruing Financing Receivable, 90 Days or More Past Due, Still Accruing Loans and fees on loans Interest and Fee Income, Loans and Leases Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Total weighted-average diluted shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Other Other [Member] Other. Business Segments Segment Reporting, Policy [Policy Text Block] Commitments to Extend Credit, Letters Issued Commitments to Extend Credit, Letters Issued [Member] Commitments to Extend Credit, Letters Issued Aggregate liquidation preference Preferred Stock, Liquidation Preference, Value Current fiscal year Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Total comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Maximum retained credit exposure Concentration Risk, Credit Risk, Financial Instrument, Maximum Exposure Entity Small Business Entity Small Business Non-controlling interest Noncontrolling Interest [Member] Preferred stock, outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Preferred Stock, Shares Outstanding Document Transition Report Document Transition Report Ownership % Equity Method Investment, Ownership Percentage Schedule of Geographic Concentrations Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Schedule of Rollforward of Level 3 Equity Warrant Asset Fair Values Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Recent Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Underlying Securities Award Underlying Securities Amount Concentration Risk [Line Items] Concentration Risk [Line Items] Equity Component Equity Component [Domain] Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Total Loans and Leases (in percent) Loans And Leases Receivable Before Fees Gross, Percentage Loans and leases receivable before fees gross percentage. Diluted earnings per share: Earnings Per Share, Diluted [Abstract] Class A Common Stock Common Class A [Member] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Net loss on impairment or sale of foreclosed assets Gain (Loss) on Sale of Assets and Asset Impairment Charges 30-89 Days Past Due 30-89 Days Past Due Financial Asset, 30 to 89 Days Past Due [Member] Financial Asset, 30 to 89 Days Past Due Receivables Under The Fair Value Option Receivables Under The Fair Value Option [Member] Receivables Under The Fair Value Option Other interest earning assets Other Interest and Dividend Income Borrowings Debt Instrument, Fair Value Disclosure Sale Of Available-for-Sale Securities Sale Of Available-for-Sale Securities [Member] Sale of available for sale securities. Purchases of equity security investments Payment To Acquire Equity Securities, FV-NI, And Without Readily Determinable Far Value Payment To Acquire Equity Securities, FV-NI, And Without Readily Determinable Far Value Total shareholders’ equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Other assets Increase (Decrease) in Accounts Receivable and Other Operating Assets Green Sun, Sun Vest, HEP, And Heelstone Green Sun, Sun Vest, HEP, And Heelstone [Member] Green Sun, Sun Vest, HEP, And Heelstone Document Type Document Type Level 3 Level 3 Fair Value, Inputs, Level 3 [Member] Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Advertising and marketing expense Marketing and Advertising Expense Revolving Loans Amortized Cost Basis Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff Schedule Of Financing Receivable Allowance For Credit Losses [Table] Financing Receivable, Allowance for Credit Loss [Table] Unpaid principal balance of loans serviced for others requiring recognition of servicing asset Loan, Managed and Securitized or Asset-Backed Financing Arrangement, Principal Outstanding Equity warrant assets Equity Warrant Assets, Fair Value Disclosure Equity Warrant Assets, Fair Value Disclosure All Individuals All Individuals [Member] New equity warrant assets Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Issues Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Purchases of premises and equipment, net Payments to Acquire Property, Plant, and Equipment Name Forgone Recovery, Individual Name Proceeds from sales of loans held for sale Proceeds from Sale, Loan, Held-for-Sale Options or restricted shares of expiration period Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Statistical Measurement 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] Fiscal year before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff Gregory W. Seward [Member] Gregory W. Seward Unguaranteed exposure with no allowance Financing Receivable, Nonaccrual, No Allowance Error Corrections and Prior Period Adjustments Restatement [Line Items] Error Corrections and Prior Period Adjustments Restatement [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Percentage of fair market value of common stock Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent Public Offering Public Offering [Member] Public Offering Tax withholding related to vesting of restricted stock and other Payment, Tax Withholding, Share-Based Payment Arrangement Current or Less than 30 Days Past Due Current Financial Asset, 1 to 29 Days Past Due [Member] Canapi Ventures SBIC Fund, LP Canapi Ventures S B I C Fund L P [Member] Canapi Ventures SBIC Fund, L.P. Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Four years before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff Loans Accounted for Under the Fair Value Option (in percent) Loans Receivable Fair Value Disclosure, Percentage Loans receivable fair value disclosure percentage. One to five years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Fair Value Net income attributable to common shareholders Net income attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Other comprehensive (loss) income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Geographical [Axis] Geographical [Axis] Combination - Term Extension & Interest Rate Reduction Extended Maturity and Interest Rate Reduction [Member] OTR Fund I, LLC OTR Fund I, LLC [Member] OTR Fund I, LLC Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Level 1 Level 1 Fair Value, Inputs, Level 1 [Member] Preferred stock, par value (in dollars per share) Preferred Stock, No Par Value Loans held for investment, measurement input Loans Held For Investment, Measurement Input Loans held for investment measurement input. Redemption price per share (in dollars per share) Preferred Stock, Redemption Price Per Share Collateral-dependent loans Collateral Dependent Loans Fair Value Disclosure Collateral dependent loans fair value disclosure. Diluted earnings per share (in dollars per share) Earnings Per Share, Diluted FDIC insurance Federal Deposit Insurance Corporation Premium Expense Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Title of 12(b) Security Title of 12(b) Security Provision Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) Within one year Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Amortized Cost Total Modifications Total Financing Receivable, Excluding Accrued Interest, Modified in Period, Amount Cash dividends - preferred Dividends, Preferred Stock, Cash Affordable housing Affordable Housing [Member] Affordable Housing Issued and sold (in shares) Sale of Stock, Number of Shares Issued in Transaction Equipment expense Equipment Expense Two Thousand And Fifteen Omnibus Plan Two Thousand And Fifteen Omnibus Plan [Member] Two thousand and fifteen omnibus plan. Commercial Loan Commercial Loan [Member] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Basis of Presentation Business Description and Basis of Presentation [Text Block] Discount Rate Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Discount Rate [Abstract] Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Discount Rate Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Variable Interest Entity, Not Primary Beneficiary Variable Interest Entity, Not Primary Beneficiary [Member] Additions, net Servicing Asset at Fair Value, Additions Term Extension Term Extension Extended Maturity [Member] Two years before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff Transfer from retained earnings to other assets for pro rata portion of equity method investee stock compensation expense Adjustments to Additional Paid in Capital, Other Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Axis] Proceeds from sale of equity security investments Proceeds From Equity Securities, FV-NI, And Without Readily Determinable Fair Value Proceeds From Equity Securities, FV-NI, And Without Readily Determinable Fair Value Net transfers between foreclosed assets and government guaranteed receivable Net Transfers Between Foreclosed Real Estate And Small Business Administration Receivable Net transfers between foreclosed real estate and small business administration receivable. Changes in fair value, net Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings Collateral-dependent loans Collateral Dependent Loans [Member] Collateral dependent loans. Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Allowance for Loan Losses: Financing Receivable, Allowance for Credit Loss [Line Items] Income tax paid, net Income Taxes Paid, Net Commitments to extend credit Commitments to Extend Credit [Member] Number of relationships that have retained unguaranteed exposure Concentration Risk Number Of Relationships Where Retained Exposure Exceeds Company Maximum Concentration risk number of relationships where retained exposure exceeds company maximum. Award Timing Disclosures [Line Items] Measurement Frequency Measurement Frequency [Domain] Fair value changes: Servicing Asset at Fair Value, Changes in Fair Value Resulting from Changes in Valuation Inputs or Changes in Assumptions [Abstract] Unrealized holding (losses) gains on investment securities available-for-sale, net of taxes OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Loss rate Measurement Input, Loss Severity [Member] Combination - Other-Than-Insignificant Payment Delay & Interest Rate Reduction Payment Delay and Interest Rate Reduction [Member] Payment Delay and Interest Rate Reduction Five to ten years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 5 through 10 Years, Fair Value Loans and leases held for investment (includes $244,940 and $260,625 measured at fair value, respectively) Total Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Schedule Of Fair Value Off Balance Sheet Risks [Table] Fair Value, off-Balance-Sheet Risk [Table] Loan Restructuring Modification Loan Restructuring Modification [Domain] Loan servicing revenue Loan Servicing Revenue Loan servicing revenue. Net loans and leases Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss Net income attributable to Live Oak Bancshares, Inc. Net Income (Loss) Attributable to Parent Collateral Dependent Loans, Real Estate Collateral-Dependent Loans Real Estate [Member] Collateral dependent loans, real estate. Schedule of Debt Securities Available-for-Sale in Unrealized Loss Position Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block] Expiration Date Trading Arrangement Expiration Date Canapi Ventures Fund II, LP Canapi Ventures Fund II, LP [Member] Canapi Ventures Fund II, LP. Schedule of Balance Sheet and Income Statement Information of Combined Equity Method Investments Equity Method Investments [Table Text Block] Premises and equipment, net Property, Plant and Equipment, Net Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Geographic Concentration Risk Geographic Concentration Risk [Member] Adoption Date Trading Arrangement Adoption Date Revision of Previously Issued Financial Statements and Reclassifications Reclassification, Comparability Adjustment [Policy Text Block] Unrealized gain (loss) on equity securities Equity Securities, FV-NI and without Readily Determinable Fair Value, Unrealized Gain (Loss) Equity Securities, FV-NI and without Readily Determinable Fair Value, Unrealized Gain (Loss) Share price (in dollars per share) Shares Issued, Price Per Share Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Equity security investments, committed amount Equity Security Investments, Committed Amount Equity security investments committed amount. Net change in servicing assets Net Increase (Decrease) In Servicing Assets Net increase (decrease) in servicing assets. Schedule Of Financing Receivables Past Due [Table] Financing Receivable, Past Due [Table] Entity Current Reporting Status Entity Current Reporting Status Series A Preferred Stock Series A Preferred Stock [Member] Transfer from retained earnings to other assets for pro rata portion of equity method investee stock compensation expense Transfer From Retained Earnings To Other Assets For Pro Rata Portion Of Equity Method Investee Stock Compensation Expense Transfer from retained earnings to other assets for pro rata portion of equity method investee stock compensation expense. Receivables [Abstract] Receivables [Abstract] Remaining life Measurement Input, Expected Term [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Total loans held for investment Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Continuing Operation [Abstract] Collateral Held Collateral Held [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] Retained earnings Retained Earnings (Accumulated Deficit) Schedule of Amortized Cost Basis of Collateral-Dependent Loans and Leases Summary Of Collateral Dependent Loans And Leases [Table Text Block] Summary of collateral dependent loans and leases. Net loss on disposal of property and equipment Gain (Loss) on Disposition of Property Plant Equipment Total Carried at Amortized Cost (in percent) Loans And Leases Receivable At Amortized Cost, Percentage Loans and leases receivable at amortized cost percentage. Financial Instrument 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] Securities in unrealized loss position, 12 months or more, unrealized losses Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Repayment of borrowings Repayments of Debt Due to changes in valuation inputs or assumptions Servicing Asset at Fair Value, Changes in Fair Value Resulting from Changes in Valuation Inputs or Changes in Assumptions Discount rate (in percent) Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate Market Approach Valuation, Market Approach [Member] Equity Warrant Assets Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward] Number of securities in unrealized loss positions for less than 12 months Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions Current Fiscal Year End Date Current Fiscal Year End Date Class of Stock Class of Stock [Axis] Impact of revision Revision of Prior Period, Error Correction, Adjustment [Member] Securities in unrealized loss position, less than 12 months, unrealized losses Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Prepayment Speed Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Prepayment Speed [Abstract] Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Prepayment Speed 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] Professional services expense Professional Fees Statement [Table] Statement [Table] 90 Days or More Past Due, Difference Fair Value, Option, Loans Held as Assets, 90 Days or More Past Due, Aggregate Difference Deferred tax benefit Deferred Income Tax Expense (Benefit) 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] Other expense Other Noninterest Expense Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Combination - Term Extension, Other-Than-Insignificant Payment Delay & Interest Rate Reduction Extended Maturity, Payment Delay, and Interest Rate Reduction [Member] Extended Maturity, Payment Delay, and Interest Rate Reduction Loan Restructuring Modification Loan Restructuring Modification [Axis] Pass Pass [Member] Loan servicing asset revaluation Loan Servicing Asset Revaluation Loan Servicing Asset Revaluation Risk-free interest rate Measurement Input, Risk Free Interest Rate [Member] Securities in unrealized loss position, total, unrealized losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Schedule of Record Amount of Assets and Liabilities Measured at Fair Value on a Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Proceeds from maturities, calls, and principal paydowns of investment securities available-for-sale Proceeds from Sale and Maturity of Marketable Securities Mutual fund Equity Securities, FV-NI, Current Anti-dilutive stock options and restricted stock grants (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of the Activity Pertaining to Loans Accounted for Under Fair Value Option Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] All Adjustments to Compensation All Adjustments to Compensation [Member] Fair Value By Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Interest Rate Reduction Interest Rate Reduction Contractual Interest Rate Reduction [Member] Amendment Flag Amendment Flag Number of common voting shares authorized (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Accrued interest receivable on available-for-sale securities Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss Collateral Pledged Collateral Pledged [Member] Schedule of Age Analysis of Past Due Loans and Leases Financing Receivable, Past Due [Table Text Block] Transfers and Servicing [Abstract] Transfers and Servicing [Abstract] Interest-bearing Interest-Bearing Deposit Liabilities Collateral-dependent loans, measurement input Collateral Dependent Loans, Measurement Input Collateral dependent loans measurement input. Termination Date Trading Arrangement Termination Date Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Allowance for credit losses on loans and leases Beginning Balance Ending Balance Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Provision for credit losses Financing Receivable, Credit Loss, Expense (Reversal) Receivable [Domain] Receivable [Domain] Valuation Approach and Technique Valuation Approach and Technique [Axis] Weighted-average basic shares outstanding (in shares) Total weighted-average basic shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Total Loans, Fair Value Carrying Amount Fair Value, Option, Ineligible Items, Carrying Amount Collateral Dependent Loans, Business Assets Collateral-Dependent Loans Business Assets [Member] Collateral dependent loans, business assets. Schedule of Computation of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Related Party Transaction Related Party Transaction [Domain] 20% increase Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 20 Percent Adverse Change in Prepayment Speed Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] After 10 years Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value 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 Proceeds from sale of equity method investments Proceeds from Sale of Equity Method Investments Discounted expected cash flows Valuation Technique, Discounted Cash Flow [Member] Schedule of Sensitivity of Current Fair Value of Servicing Assets Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets [Table Text Block] Three years before current fiscal year Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Canapi Funds Canapi Funds [Member] Canapi Funds Proceeds from sale of foreclosed assets Proceeds from Sale of Foreclosed Assets Net unrealized (loss) gain on investment securities available-for-sale during the period OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax Unrealized losses Debt Securities, Available-for-Sale, Unrealized Loss 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] Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, issued (in shares) Common Stock, Shares, Issued Seventy- Seven Relationships Seventy-Seven Relationships [Member] Seventy-Seven Relationships Equity security investments (gains) losses, net Equity Securities, FV-NI, Realized Gain (Loss) Financing Receivable Financing Receivable [Member] Transfer of loans and leases held for investment to loans held for sale Loan and Lease, Transfer from Held-in-Portfolio to Held-for-Sale Use of Estimates and Changes in Accounting Estimates Use of Estimates, Policy [Policy Text Block] Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Occupancy expense Occupancy, Net Trading Arrangement: Trading Arrangement [Axis] Nonaccruals, Unpaid Principal Balance Fair Value Option, Loans Held As Assets, Aggregate Amount In Nonaccrual Status, Unpaid Principal Balance Fair value option loans held as assets aggregate amount in nonaccrual status unpaid principal balance. Total Shareholder Return Amount Total Shareholder Return Amount Northeast US Northeast Region [Member] Total Loans, Difference Fair Value, Option, Aggregate Differences, Loans and Long-Term Receivables Upward changes for observable prices Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount 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 Airplane purchase agreement commitments Capital Addition Purchase Commitments [Member] Total liabilities Liability Recognized Liabilities Mortgage-backed securities Collateralized Mortgage-Backed Securities [Member] Settlements Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements Loans and Leases Held for Investment and Credit Quality Financing Receivables [Text Block] % of Total Class of Financing Receivable Financing Receivable, Excluding Accrued Interest, Modified in Period, to Total Financing Receivables, Percentage Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Small Business Banking Small Business Banking Sector [Member] Small business banking sector. Total unfunded off-balance-sheet credit risk Fair Value Disclosure, off-Balance-Sheet Risks, Amount, Liability Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Asset Class Asset Class [Domain] Loan and lease originations and principal collections, net Net change in loans and leases Payments for (Proceeds from) Loans and Leases Financing Receivable, Modified, Subsequent Default [Table] Financing Receivable, Modified, Subsequent Default [Table] Restricted stock compensation expense Shares Granted, Value, Share-Based Payment Arrangement, after Forfeiture Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Counterparty Name Counterparty Name [Axis] Common stock Common Stock [Member] 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 Servicing Asset at Fair Value, Amount [Roll Forward] Servicing Asset at Fair Value, Amount [Roll Forward] Equity security investment with a non-readily determinable fair value, measurement input Security Owned Not Readily Marketable, Measurement Input Security Owned Not Readily Marketable, Measurement Input