Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Long-Term Debt, Unclassified [Abstract] Long-Term Debt, Unclassified [Abstract] Denominator: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Summary of Changes in Goodwill and Identifiable Intangible Assets Intangible Asset and Goodwill [Table Text Block] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum Maximum [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] A&R Term Loan Amended and Restated Term Loan Facility [Member] Amended and Restated to the finance facility through term loan. Restructuring and impairment Restructuring, Settlement and Impairment Provisions, Adjusted Restructuring, Settlement and Impairment Provisions, Adjusted Statistical Measurement [Domain] Statistical Measurement [Domain] Income Tax Jurisdiction, Domestic Federal Income Tax Jurisdiction, Domestic Federal [Member] Short-Term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Reported Value Measurement Reported Value Measurement [Member] Document Fiscal Year Focus Document Fiscal Year Focus Term note payable to Truist Bank, secured and bearing interest at 7.23% at June 30, 2026 and 7.25% at September 30, 2025. The note requires quarterly principal payments commencing on December 31, 2022 and maturing with a full repayment on July 31, 2027 Term Note Payable, Secured Debt [Member] Term note payable Adjustment to Compensation, Amount Adjustment to Compensation Amount Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Liabilities: Financial Liabilities Fair Value Disclosure [Abstract] Segment Reporting [Abstract] Segment Reporting [Abstract] Summary of Expected Amortization Expense Intangible Asset, Finite-Lived, and Capitalized Cost, Software to be Sold, Leased, or Marketed, Estimated Amortization Expense [Table Text Block] Common stock value Common Stock, Value, Issued Payments of tax withholdings for equity-based awards Payment, Tax Withholding, Share-Based Payment Arrangement Tax receivable agreement liability Tax Receivable Agreement Liability, Noncurrent Amount of tax receivable agreement liability attributable to taxable temporary differences, net of current portion. Summary of Long-term Debt and Line of Credit Schedule of Long-Term Debt Instruments [Table Text Block] Effective income tax rate reconciliation (in percent) Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Net asset (liability) Derivative Instruments in Hedges, at Fair Value, Net Goods and services transferred over time Transferred over Time [Member] Restatement Determination Date Restatement Determination Date Derivative Instrument [Axis] Derivative Instrument [Axis] Proceeds from disposal of a business Proceeds from Divestiture of Businesses Parts and accessories, work in process Work in Process, Parts and Accessories [Member] Represents work in process, parts and accessories. Amendment Flag Amendment Flag Restructuring and impairment charges Restructuring Costs and Asset Impairment Charges CURRENT LIABILITIES: Liabilities, Current [Abstract] Schedule of Notional Amounts of Outstanding Derivative Positions Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Net loss attributable to non-controlling interests of One Water Marine Holdings, LLC Net Income Loss Attributable To Noncontrolling Interest of Subsidiary Amount of Net Income (Loss) attributable to noncontrolling interest of subsidiary. Inventory [Axis] Inventory [Axis] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Payments on financing lease obligations Finance Lease, Principal Payments Intangible Assets Disclosure [Roll Forward] Intangible Assets Disclosure [Roll Forward] Intangible Assets Disclosure Disposal Group Classification [Axis] Disposal Group Classification [Axis] Goodwill and Other Identifiable Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Finance contracts maximum funding period Finance Contracts Maximum Funding Period Finance contracts funding period in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Intangible Asset, Indefinite-Lived [Roll Forward] Intangible Asset, Indefinite-Lived [Roll Forward] Loss on asset disposals Gain (Loss) on Disposition of Other Assets Leases [Abstract] Leases [Abstract] Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Related Party Transactions Related Party Transactions Disclosure [Text Block] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Increases due to cash received, net of amounts recognized in revenue during the period Contract with Customer, Liability, Increase (Decrease) for Contract Acquired in Business Combination Percentage of net cash savings Percentage of Net Cash Savings Percentage of net cash savings related to tax receivable agreement. Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Common stock, par or stated value per share (in usd per shares) Common Stock, Par or Stated Value Per Share Wells Fargo Wells Fargo Commercial Distribution Finance, Limited Liability Company [Member] Represents a finance company providing finance to the entity. Intangible assets, net Net balance - beginning of period Net balance - end of period Intangible Asset, Excluding Goodwill, after Accumulated Amortization Beginning balance (in shares) Ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Notional Value at Inception (in thousands) Derivative, Notional Amount Basic weighted-average shares of Class A common stock outstanding (in shares) Weighted-average number of unrestricted outstanding common shares used to calculate basic net (loss) income per share (in shares) Weighted Average Number of Shares Outstanding, Basic Allowance for credit loss, current Contract with Customer, Asset, after Allowance for Credit Loss, Current Purchase of inventories Related Party Transaction, Purchases from Related Party Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Number of reportable segments Number of Reportable Segments Total current liabilities Liabilities, Current Short-Term Debt, Type [Domain] Short-Term Debt, Type [Domain] Entity Address, City or Town Entity Address, City or Town Awarded (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Accounts Receivable Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Receivables [Abstract] Receivables [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Document Information [Line Items] Document Information [Line Items] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Basis of Financial Statement Preparation Basis of Accounting, Policy [Policy Text Block] Class of Stock [Axis] Class of Stock [Axis] Net balance - beginning of period Net balance - end of period Total Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Credit facility, interest rate Line of Credit Facility, Interest Rate at Period End Revenue from Contract with Customer Benchmark Revenue from Contract with Customer Benchmark [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Receivable [Domain] Receivable [Domain] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Maximum borrowing capacity Maximum borrowing capacity Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Current portion of long-term debt, net Less current portion (net of current debt issuance costs) Long-Term Debt, Current Maturities Revenue Benchmark Revenue Benchmark [Member] Revolving note payable for an amount up to $65.0 million to Truist Bank, secured and bearing interest at 7.16% at June 30, 2026 and 7.56% at September 30, 2025. The note requires full repayment on July 31, 2027 Revolving Note Payable [Member] Revolving note payable for an amount up to $50.0 million to Truist Bank, secured and bearing interest at 3.0% at December 31, 2021. The note requires full repayment on July 22, 2025. Disposals as part of sales during the nine months ended June 30, 2026 Intangible Asset, Indefinite-Lived, Period Increase (Decrease) Concentration Risk Type [Axis] Concentration Risk Type [Axis] Change in fair value of interest rate swaps, net of reclassification adjustment and tax expense Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Top Ten Brands Top Ten Brands [Member] Sales of new boats from the Company's top ten brands. Purchase of property and equipment funded by long-term debt Capital Expenditures Incurred but Not yet Paid Customer deposits Increase (Decrease) in Contract with Customer, Liability Summary of Reportable Segment Financial Information Segment Reporting [Table Text Block] Non-controlling Interest Noncontrolling Interest [Member] Use of Estimates Use of Estimates, Policy [Policy Text Block] Percentage of expected performance targets to be achieved target award Percentage Of Expected Performance Targets To Be Achieved Target Award The percentage of expected the performance targets to be fully achieved of the target award Related Party [Axis] Related and Nonrelated Parties [Axis] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Summary of Changes in Fair Value of Contingent Consideration Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Document Period End Date Document Period End Date Swingline Loans Swingline Loans [Member] Swingline loan is a short-term loan made by financial institutions that provides businesses with access to funds to cover debt commitments. A swingline loan can be a sub-limit of an existing credit facility or a syndicated credit line, which is financing offered by a group of lenders. Net cash provided by (used in) investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Stockholders’ Equity Equity [Text Block] Security Exchange Name Security Exchange Name Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Change in fair value of contingent consideration Gain (loss) on Change in Fair Value of Contingent Consideration The amount of gain (loss) on change in fair value of contingent consideration. Change in fair value of contingent consideration Change in fair value of contingent consideration Change In Fair Value Of Contingent Consideration Change in fair value of contingent consideration. Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Class B Common Stock Class B Common Stock Common Class B [Member] Consolidation Items [Domain] Consolidation Items [Domain] Change in fair value, including accretion Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Current portion of operating lease liabilities Operating Lease, Liability, Current Segment Information Segment Reporting, Policy [Policy Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Financing lease right-of-use assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization Current portion of tax receivable agreement liability Current portion of tax receivable agreement liability Amount of tax receivable agreement liability attributable to taxable temporary differences classified as current. Name Outstanding Recovery, Individual Name Earnings Per Share [Abstract] Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Total liabilities Liabilities Trading Symbol Trading Symbol Notes payable to commercial vehicle lenders secured by the value of the vehicles bearing interest at rates ranging from 0.0% to 10.8% per annum. The notes require monthly installment payments of principal and interest ranging from $200 to $1,700 through May 2032 Commercial Vehicle Note Payable [Member] Commercial Vehicle Note Payable Description of Company and Basis of Presentation [Table] Description of Company and Basis of Presentation [Table] Disclosure of description of company and basis of presentation. Net balance - beginning of period Net balance - end of period Intangible Asset, Excluding Goodwill, Indefinite-Lived Purchases of property and equipment and construction in progress Payments to Acquire Property, Plant, and Equipment Schedule of Interest Rate Derivatives Schedule of Interest Rate Derivatives [Table Text Block] 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] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Company Selected Measure Name Company Selected Measure Name Sale of Stock [Domain] Sale of Stock [Domain] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract] Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract] Amended And Restated Revolving Credit Facility Amended And Restated Revolving Credit Facility [Member] Amended and Restated of arrangement in which loan proceeds can continuously be obtained following repayments, but the total amount borrowed cannot exceed a specified maximum amount. Schedule of Indefinite-Lived Intangible Assets [Table] Intangible Asset, Indefinite-Lived [Table] Noncash items: Noncash Investing and Financing Items [Abstract] Ownership interest in subsidiaries Subsidiary, Ownership Percentage, Parent Total debt outstanding Long-Term Debt, Gross Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Credit Facility [Domain] Credit Facility [Domain] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Related Party Transactions [Abstract] Related Party Transactions [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Description of Company and Basis of Presentation [Line Items] Description of Company and Basis of Presentation [Line Items] Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Compensation Amount Outstanding Recovery Compensation Amount Inventory Financing Facility Inventory Financing Facility [Member] Represented as the type of credit facility. Individual: Individual [Axis] Intangible Asset, Indefinite-Lived [Line Items] Intangible Asset, Indefinite-Lived [Line Items] Diluted weighted-average shares of Class A common stock outstanding (in shares) Diluted weighted-average shares of Class A common stock outstanding used to calculate diluted earnings per share (in shares) Diluted weighted-average shares of Class A common stock outstanding used to calculate diluted net (loss) earnings per share (in shares) Weighted Average Number of Shares Outstanding, Diluted Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Overtrade Capacity Overtrade Capacity [Member] Overtrade Capacity Disposal Group Name [Domain] Disposal Group Name [Domain] Derivative and Hedging Instruments Derivatives, Policy [Policy Text Block] Line of Credit Facility [Table] Line of Credit Facility [Table] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Percentage of finance provided of vendor invoice price Percentage of Finance Provided of Vendor Invoice Price The percentage of finance provided of vendor invoice price for new boats, engines and trailers. Derivative and Hedging Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Operating loss carryforwards Operating Loss Carryforwards Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Percentage of outstanding shares, ESPP issuance Percentage of Outstanding Shares for Employee Stock Purchase Plan Shares Issuance The number of shares that may be issued under the ESPP will increase by a number of shares equal to the percentage of outstanding shares. Other assets Increase (Decrease) in Other Noncurrent Assets Contract With Customer, Liability [Roll Forward] Contract With Customer, Liability [Roll Forward] Contract With Customer, Liability Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] A&R Credit Facility Amended and Restated Credit Agreement [Member] Amended and Restated credit agreement with Truist Bank. Cost of sales: Cost of Revenue [Abstract] Award Timing Predetermined Award Timing Predetermined [Flag] Restricted cash Restricted Cash, Current Goodwill and Other Identifiable Intangible Assets [Abstract] Intangible Asset, Goodwill and Other [Abstract] Letters of Credit Outstanding, Amount Letters of Credit Outstanding, Amount Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Intangible Asset, Indefinite-Lived, Class [Domain] Intangible Asset, Indefinite-Lived, Class [Domain] Dealership Dealerships Dealership [Member] Information by reportable segments classified as dealerships. Restricted stock unit and employee stock purchase plan (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Beginning balance (in usd per share) Ending balance (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Inventory, Current [Table] Inventory, Current [Table] All Executive Categories All Executive Categories [Member] Number of states in which entity operates Number of States in which Entity Operates Repurchase and retirement of shares amount Stock Repurchased and Retired During Period, Value Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Preferred stock, par or stated value per share (in usd per shares) Preferred Stock, Par or Stated Value Per Share Sales Tax Sales Tax [Policy Text Block] Disclosure of accounting policy for sales tax. Antidilutive Securities [Axis] Antidilutive Securities [Axis] Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Boat Rate Boat Rate [Member] Interest rate at which a bank borrows funds from other banks. Renewal term Lessee, Operating Lease, Renewal Term Summary of Calculation of Net (Loss) Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Risk-free interest rate, maximum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum Debt Disclosure [Abstract] Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Segment Information Segment Reporting [Text Block] Minimum Minimum Minimum [Member] Expiration Date Trading Arrangement Expiration Date Summary of Percentages on Timing of Revenue Recognition Disaggregation of Revenue [Table Text Block] Effects of exchange rate changes on cash and restricted cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Location, Statement of Income, Balance [Axis] Location, Statement of Income, Balance [Axis] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Total stockholders’ equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest 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] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Affiliated Entity Affiliated Entity [Member] Disposal Group, Including Discontinued Operations [Line Items] Disposal Group, Including Discontinued Operations [Line Items] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Ocean Bio-Chem Holdings, Inc. Ocean Bio-Chem Holdings, Inc. [Member] Ocean Bio-Chem Holdings, Inc. Summary of Restricted Stock Units Activity Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Exercise Price Award Exercise Price Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] CASH FLOWS FROM INVESTING ACTIVITIES: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Change in fair value of interest rate swaps, net of reclassification adjustment attributable to non-controlling interest of One Water Marine Holdings, LLC Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax, Noncontrolling Interest Segment Reporting [Line Items] Segment Reporting [Line Items] Authorized amount Share Repurchase Program, Authorized, Amount Document Quarterly Report Document Quarterly Report Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] 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] Segments [Domain] Segments [Domain] Interest Rate Swap Interest Rate Swap [Member] Lender Name [Axis] Lender Name [Axis] Notes Payable - Floor Plan Debt Disclosure [Text Block] Payments on long-term debt Repayments of Long-Term Debt Disposal Group Classification [Domain] Disposal Group Classification [Domain] Supplier Concentration Risk Supplier Concentration Risk [Member] Stock to be purchased under ESPP Accrued Stock Purchase, Value, Employee Stock Purchase Plan Accrued value of stock to be purchased as a result of employee stock purchase plan. Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Dispositions Mergers, Acquisitions and Dispositions Disclosures [Text Block] Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Line of Credit Facility [Abstract] Line of Credit Facility [Abstract] Total accounts receivable Accounts Receivable, before Allowance for Credit Loss, Current Adoption Date Trading Arrangement Adoption Date Inventories Inventory, Policy [Policy Text Block] Debt instrument, interest rate, stated percentage Debt Instrument, Interest Rate, Stated Percentage Total other expense, net Nonoperating Income (Expense) Disposal Group, Disposed of by Sale, Not Discontinued Operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] ASSETS Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Accounting Policies [Abstract] Accounting Policies [Abstract] Distributions to members Payments of Capital Distribution Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Amount expected to be reclassified out of accumulated other comprehensive (loss) income into earnings during the next 12 months Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred Insider Trading Policies and Procedures [Line Items] Less – allowance for credit losses Accounts Receivable, Allowance for Credit Loss, Current Foreign currency translation adjustment attributable to non-controlling interest of One Water Marine Holdings, LLC Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Noncontrolling Interest Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Net borrowings from floor plan Net (Payments) Borrowings from Floorplan The cash inflow (outflow) from a borrowing on floor plan during the year. Performance Shares Performance Shares [Member] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Deferred income tax provision Deferred Income Tax Expense (Benefit) Selling, general and administrative expenses Selling, General and Administrative Expense Restructuring and impairment Restructuring, Settlement and Impairment Provisions Letter of Credit Letter of Credit [Member] Contingencies and Commitments Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities excluded from computation of diluted weighted average shares (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of operating segments Number of Operating Segments Restricted Stock Units Restricted Stock Units Restricted Stock Units (RSUs) [Member] Summary of Antidilutive Securities Excluded From Calculation Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Entity Central Index Key Entity Central Index Key Contracts in transit Contracts in Transit [Member] Amount due from customers or clients for contracts in transit. All Adjustments to Compensation All Adjustments to Compensation [Member] Equity [Abstract] Equity [Abstract] 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] Income Taxes Income Tax, Policy [Policy Text Block] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Income Statement [Abstract] Income Statement [Abstract] Shares issued as part of employee stock purchase plan (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Document Transition Report Document Transition Report Ownership [Axis] Ownership [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Deferred tax assets, net Deferred Income Tax Assets, Net Debt instrument, periodic payment Debt Instrument, Periodic Payment Long-term financing lease liabilities Finance Lease, Liability, Noncurrent Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Summary of Weighted Average Assumptions Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Debt instrument, variable interest rate Debt Instrument, Basis Spread on Variable Rate OneWater LLC OneWater LLC [Member] Subsidiary of the entity. Distributions to members Noncontrolling Interest, Distribution to Members Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to members. City Area Code City Area Code Variable Rate [Domain] Variable Rate [Domain] Exchange of B shares for A shares Stock Issued During Period, Value, Conversion of Units Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Document Information [Table] Document Information [Table] All Individuals All Individuals [Member] Tax receivable agreement liability Tax Receivable Agreement Liability Amount of tax receivable agreement liability attributable to taxable temporary differences. Pre-owned boat Pre-Owned [Member] Sale of preowned boats. Name Forgone Recovery, Individual Name Cost not yet recognized, period for recognition Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Supplier [Domain] Supplier [Domain] Non-GAAP Measure Description Non-GAAP Measure Description [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] Statement [Line Items] Statement [Line Items] Total assets Assets Assets SOFR Term SOFR Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] Number of shares of common stock consisted in each unit (in shares) Number of Performance Share Vested to Common Stock for each Unit Upon vesting, each performance share unit equals to common stock of the entity. Shares issued upon vesting of equity-based awards, net of tax withholding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Accelerated Vesting, Number Derivative and hedging instruments Derivative Instruments in Hedges, Assets, at Fair Value Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Capital shares reserved for future issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Accounting Standards Update and Change in Accounting Principle [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] Operating Segments Operating Segments [Member] Proceeds from issuance of Class A common stock as part of employee stock purchase plan Proceeds, Issuance of Shares, Share-Based Payment Arrangement, Excluding Option Exercised Shares issued as part of employee stock purchase plan Stock Issued During Period, Value, Employee Stock Purchase Plan Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Intangible Asset, Excluding Goodwill, Indefinite-Lived, Impairment Loss Intangible Asset, Excluding Goodwill, Indefinite-Lived, Impairment Loss Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis Adjustments To Additional Paid In Capital, Establishment Of Liabilities Under Tax Receivable Agreement And Related To Changes To Deferred Tax Assets Amount of increase in additional paid in capital (APIC) resulting from establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis. PEO PEO [Member] Share-based payment arrangement, expense Share-Based Payment Arrangement, Expense Measurement Basis [Axis] Measurement Basis [Axis] Repurchased and retired shares (in shares) Stock Repurchased and Retired During Period, Shares Other long-term liabilities Other Liabilities, Noncurrent Goodwill Net balance - beginning of period Net balance - end of period Goodwill Goodwill New Inventory New Inventory [Member] Represents the new inventory. Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Cash Cash and Cash Equivalents, Policy [Policy Text Block] Finance & insurance income Finance and Insurance Income [Member] Income from sale of finance and insurance. Awarded (in usd per shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Derivative liabilities Derivative and hedging instruments Derivative Instruments in Hedges, Liabilities, at Fair Value Revenue recognized from contract liabilities included in the beginning balance Contract with Customer, Liability, Revenue Recognized Time-Based Restricted Stock Units Time based restricted stock units [Member] Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met. Other payables and accrued expenses Other Accounts Payable and Accrued Liabilities Retained Earnings Retained Earnings [Member] Long-term operating lease liabilities Operating Lease, Liability, Noncurrent Forfeited (in usd per shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Internally Developed Software Software, In-Development, Internally Developed, and Purchased [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, shares, outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Summary of Financial Assets and Liabilities Measured at Fair Value Fair Value, by Balance Sheet Grouping [Table Text Block] Payments of debt issuance costs Payments of Debt Issuance Costs Interest expense – floor plan Floorplan Interest Expense Interest expense incurred on vessel floorplan payable outstanding during the period. Net loss per share of Class A common stock - diluted (in usd per share) Net (loss) earnings per share of Class A common stock – diluted (in usd per share) Earnings Per Share, Diluted Entity Current Reporting Status Entity Current Reporting Status Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Volatility, maximum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Total Shareholder Return Amount Total Shareholder Return Amount Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Tax expense (benefit) Tax expense (benefit) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax Accumulated amortization Amortization of intangible assets Intangible Asset, Finite-Lived, Amortization Expense Inventory [Domain] Inventory [Domain] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Intangible Asset, Finite-Lived [Line Items] Intangible Asset, Finite-Lived [Line Items] Ownership [Domain] Ownership [Domain] Adjustments to reconcile net loss to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Acquisitions Intangible Asset, Finite-Lived, Acquired Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] CASH FLOWS FROM FINANCING ACTIVITIES: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Total revenues Revenue from Contract with Customer, Excluding Assessed Tax Property and equipment, net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Line of credit facility, remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Outstanding balance of facility Line of Credit, Current Shares Issued, Price Per Share Shares Issued, Price Per Share Description of Company and Basis of Presentation [Abstract] Description of Company and Basis of Presentation [Abstract] Description of Company and Basis of Presentation [Abstract] Pre-owned Inventory Pre-Owned Inventory [Member] Represents the pre-owned inventory. Assets: Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Inventories Inventory Disclosure [Text Block] Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Goodwill and Intangible Assets Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] Cash Cash Income Tax Jurisdiction, Domestic State and Local Income Tax Jurisdiction, Domestic State and Local [Member] Inventories Increase (Decrease) in Inventories Risk-free interest rate, minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Acquisition Intangible Assets Acquired Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with a definite life and an indefinite life, from an acquisition. Segment Reporting [Table] Segment Reporting [Table] New vessels New Vessels [Member] Represents new vessels. Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Number of derivative instruments Derivative, Number of Instruments Held Sale of Stock [Axis] Sale of Stock [Axis] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Other expense (income): Other Nonoperating Income (Expense) [Abstract] All Trading Arrangements All Trading Arrangements [Member] Beginning balance Ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Income from operations Operating Income (Loss) New boat New Sales [Member] Sale of new boats. Current Fiscal Year End Date Current Fiscal Year End Date Loss on disposition of business Gain (Loss) on Disposition of Business Restructuring and impairment Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Repurchased shares (in shares) Stock Repurchased During Period, Shares Manufacturer receivable Manufacturer Receivable [Member] Amount due from manufacturer for goods or services that have been delivered or sold in the normal course of business. 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] Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Equity-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture New Boats New Boat [Member] Represents the new boat. Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common stock, shares, issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Description of Company and Basis of Presentation Business Description and Basis of Presentation [Text Block] Distribution Distribution Distribution [Member] Information by reportable segments classified as distribution. Equity Components [Axis] Equity Components [Axis] Accounts receivable Increase (Decrease) in Accounts Receivable Product and Service [Domain] Product and Service [Domain] Liability Liability [Member] Cash paid (received) for income taxes and income tax refunds Income Tax Paid, after Refund Received Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Class A Common Stock Class A Common Stock Common Class A [Member] Entity Interactive Data Current Entity Interactive Data Current Variable Rate [Axis] Variable Rate [Axis] Number of retail locations Number of Stores Current portion of financing lease liabilities Finance Lease, Liability, Current Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Exchange of B shares for A shares (in shares) Stock Issued During Period, Shares, Conversion of Units Entity Small Business Entity Small Business Comprehensive income (loss) attributable to OneWater Marine Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Termination Date Trading Arrangement Termination Date Weighted average useful life Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Settlement of contingent consideration Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other long-term assets Other Assets, Noncurrent Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Document Type Document Type 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] Fair Value as of Grant Date Award Grant Date Fair Value Tax Credit Carryforward, Amount Tax Credit Carryforward, Amount Non-cash interest expense Paid-in-Kind Interest Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Service, parts & other Service, Parts & Other [Member] Information pertains to service, parts and others. Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Stock repurchase program, remaining authorized repurchase amount Share Repurchase Program, Remaining Authorized, Amount Impairment Impairment of intangible assets Intangible Asset, Excluding Goodwill, Impairment Loss Arrangement Duration Trading Arrangement Duration Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Proceeds from long-term debt Proceeds from Issuance of Long-Term Debt Local Phone Number Local Phone Number Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name (Increase) decrease in assets: Increase (Decrease) in Operating Assets [Abstract] Net income (loss) before income tax expense (benefit) Net loss before income tax benefit Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and Contingencies Commitments and Contingencies Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Deferred Tax Assets, Operating Loss Carryforwards, Domestic Deferred Tax Assets, Operating Loss Carryforwards, Domestic 2030 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Four Intangible Asset, Finite-Lived [Roll Forward] Intangible Asset, Finite-Lived [Roll Forward] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Receivable Type [Axis] Receivable Type [Axis] Increase (decrease) in liabilities: Increase (Decrease) in Operating Liabilities [Abstract] Income tax (expense) benefit associated with other comprehensive income items Other Comprehensive Income (Loss), Tax Goodwill [Roll Forward] Goodwill [Roll Forward] Goods and services transferred at a point in time Transferred at Point in Time [Member] LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Trade Names Trade Names [Member] Inventories Total inventories Inventory, Net Award Type [Domain] Award Type [Domain] Number of distribution centers Number of Distribution Centers Represents the number of distribution centers. Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Fair Value Measurements Fair Value Disclosures [Text Block] Level 3 Fair Value, Inputs, Level 3 [Member] Supplemental cash flow disclosures: Supplemental Cash Flow Information [Abstract] Expected life Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term 2027 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One PEO Name PEO Name Customer deposits Beginning contract liability Ending contract liability Contract with Customer, Liability Payments of contingent consideration Payment for Contingent Consideration Liability, Financing Activities Cash received in acquisitions Cash Acquired from Acquisition Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Interest expense – other Interest expense – other Interest Expense, Debt Liability Class [Axis] Liability Class [Axis] Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Product Concentration Risk Product Concentration Risk [Member] Cash and restricted cash at beginning of period Cash and restricted cash at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Accounts payable Increase (Decrease) in Accounts Payable Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] 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] Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Equity-based awards Equity-based compensation Share-Based Payment Arrangement, Noncash Expense 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Disposal Group Name [Axis] Disposal Group Name [Axis] Employee Stock Employee Stock [Member] Expenses incurred Related Party Transaction, Amounts of Transaction Summary of Inventories Schedule of Inventory, Current [Table Text Block] Leases Lessee, Operating Leases [Text Block] Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Net loss per share of Class A common stock – basic (in usd per share) Net (loss) earnings per share of Class A common stock – basic (in usd per share) Earnings Per Share, Basic Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Long-term debt, net Long-term debt, net of current portion and unamortized debt issuance costs Long-Term Debt, Excluding Current Maturities Total cost of sales Cost of Revenue Award Type [Axis] Award Type [Axis] Gain or (Loss) Recognized in Accumulated Other Comprehensive Income (Loss) (effective Portion) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts receivable, net Total accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Retained earnings Retained Earnings (Accumulated Deficit) Restructuring and Related Activities [Abstract] Product and Service [Axis] Product and Service [Axis] 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] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Notes payable – floor plan Note Payable, Floor Plan Amounts borrowed to finance the purchase of specific new and, to a lesser extent, used vessels with lenders. Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Derivative Contract [Domain] Derivative Contract [Domain] Concentration risk, percentage Concentration Risk, Percentage Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Contingent consideration Contingent Consideration Contingent consideration Equity Awards Adjustments Equity Awards Adjustments [Member] Transaction costs Transaction costs Transaction Costs Amount of transaction related costs. Segment income Net Income (Loss) Including Portion Attributable To Noncontrolling Interest, Adjusted Net Income (Loss) Including Portion Attributable To Noncontrolling Interest, Adjusted Total liabilities and stockholders’ equity Liabilities and Equity Restructuring and Impairment Restructuring, Impairment, and Other Activities Disclosure [Text Block] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Related Party [Domain] Related and Nonrelated Parties [Domain] Summary of Accounts Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Income Tax Jurisdiction [Domain] Income Tax Jurisdiction [Domain] Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Additional paid-in capital Additional Paid in Capital Shares issued upon vesting of equity-based awards, net of tax withholding Share-Based Payment Arrangement, Shares Withheld For Tax Withholding Obligation Value of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. Income tax benefit associated with other comprehensive income items attributable to non-controlling interest of One Water Marine Holdings, LLC Other Comprehensive Income (Loss), Tax, Portion Attributable to Noncontrolling Interest Summary of Unrealized Gains (Losses) Recognized Related to Equity Securities Unrealized Gain (Loss) on Investments [Table Text Block] Cash used for additions to intangible assets Payments to Acquire Intangible Assets Other (income) expense, net Other expense, net Other Nonoperating Income (Expense) Income tax receivable Income Tax Receivable [Member] Income Tax Receivable Long-term Debt and Line of Credit Long-Term Debt [Text Block] 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three 2026 (excluding the nine months ended June 30, 2026) Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year Name Awards Close in Time to MNPI Disclosures, Individual Name Percentage of target award granted Percentage of Target Granted for Award Eligible to be Earned Based on Relative Performance The percentage of target granted for award eligible to be earned based on relative performance. Pre-owned vessels Pre-owned Vessels [Member] Represents pre-owned vessels. STOCKHOLDERS’ EQUITY Equity, Including Portion Attributable to Noncontrolling Interest [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] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Deferred Tax Asset, Interest Carryforward Deferred Tax Asset, Interest Carryforward Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Number of equal annual installments for vesting Share Based Compensation, Arrangement By Share Based Payment Award, Number of Equal Installments for Awards to Vest The number of equal installments for share-based compensation awards to vest. Preferred stock, $0.01 par value, 1,000,000 shares authorized, none issued and outstanding as of June 30, 2026 and September 30, 2025 Preferred Stock, Value, Issued Adjustment to Compensation: Adjustment to Compensation [Axis] Other payables and accrued expenses Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Class of Stock [Domain] Class of Stock [Domain] Supplier [Axis] Supplier [Axis] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Number of top brands Number Of Top Brands Number of top brands per the company ranking during the period. Trade accounts receivable Trade Accounts Receivable [Member] Inventory [Line Items] Inventory [Line Items] Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Income Tax Jurisdiction [Axis] Income Tax Jurisdiction [Axis] Increase in revolving commitment Line of Credit Facility, Increase (Decrease), Net Domain Names Internet Domain Names [Member] Discontinued Operations and Disposal Groups [Abstract] Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Affiliated Entities and Individuals Affiliated Entities and Individuals [Member] Represents as affiliated entities and individuals. Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Change in fair value of interest rate swaps, net of reclassification adjustment Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax Additional Paid-in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Intangible Asset, Indefinite-Lived, Class [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Depreciation and amortization Depreciation, Depletion And Amortization, Nonproduction, Adjusted Depreciation, Depletion And Amortization, Nonproduction, Adjusted Goodwill, Impairment Loss Goodwill, Impairment Loss Name Trading Arrangement, Individual Name Nonvested award Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Malibu Boats, Inc Malibu Boats, Inc [Member] Represents the supplier to entity. Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Company Selected Measure Amount Company Selected Measure Amount Depreciation and amortization Depreciation, Depletion and Amortization Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts and Financing Receivables [Table] Net income (loss) Net income (loss) Net loss Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest CURRENT ASSETS: Assets, Current [Abstract] Vendor Consideration Received Vendor Consideration Received [Policy Text Block] Disclosure of accounting policy for consideration received from vendors. Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Intangible Asset, Finite-Lived, Impairment Loss Intangible Asset, Finite-Lived, Impairment Loss Right-of-use assets obtained in exchange for new lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Vested (in usd per shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Income tax expense Income Tax Expense (Benefit) Award Timing Method Award Timing Method [Text Block] Debt instrument, term of variable rate Debt Instrument Term of Variable Rate Term of the interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. Principles of Consolidation Consolidation, Policy [Policy Text Block] Net change in cash and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Earnings Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Volatility, minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum New Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Net income (loss) attributable to OneWater Marine Inc. Net income (loss) attributable to OneWater Inc Net Income (Loss) Attributable to Parent Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Term SOFR Term SOFR [Member] Term SOFR Less unamortized portion of debt issuance costs Unamortized Debt Issuance Expense Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Proceeds from disposal of property and equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Summary of Contract Liabilities Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Revenues: Revenues [Abstract] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract]