Document And Entity Information [Abstract] Document Type Document Type Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Statement of Financial Position [Abstract] Assets [Abstract] Assets Assets, Current [Abstract] Current Assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Accounts Receivable, Net, Current Accounts receivable Accounts receivable, net Asset, Held-for-Sale, Not Part of Disposal Group, Current Assets held for sale Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Assets, Current Total current assets Assets, Noncurrent [Abstract] Non-current Assets: Property, Plant and Equipment, Net Property and equipment, net Operating Lease, Right-of-Use Asset Operating lease right-of-use assets Intangible Assets, Net (Excluding Goodwill) Trademarks and other intangibles, net Other Assets, Noncurrent Other assets Other Assets Total non-current assets Assets Total Assets Liabilities and Equity [Abstract] Liabilities and Stockholders' Equity Liabilities [Abstract] Current Liabilities: Accounts Payable and Accrued Liabilities, Current Accounts payable, accrued expenses and other current liabilities Deferred Revenue, Current Deferred revenue Deferred revenue, current Operating Lease, Liability, Current Current portion of operating lease obligations Current portion of lease liabilities (April 1, 2026 through March 31, 2027) Long-term Debt, Current Maturities Current portion of debt Current portion of long-term debt Amount of liability recognized arising from contingent obligations, expected to be settled within one year or the normal operating cycle, if longer. Contingent obligation Liabilities, Current Total current liabilities Liabilities, Noncurrent [Abstract] Long-Term Liabilities: Deferred Revenue, Noncurrent Deferred revenue Deferred revenue, long-term liability Operating Lease, Liability, Noncurrent Non-current portion of lease liabilities Long-term portion of operating lease obligations Long-term Debt, Excluding Current Maturities Long-term debt Long-term debt, net, less current portion Liabilities, Other than Long-term Debt, Noncurrent Other long-term liabilities Liabilities, Noncurrent Total long-term liabilities Liabilities Total Liabilities Commitments and Contingency Commitments and Contingencies Stockholders' Equity Attributable to Parent [Abstract] Stockholders' Equity: Preferred Stock, Value, Issued Preferred stock, $.001 par value, 1,000,000 shares authorized, none issued and outstanding Common Stock, Value, Issued Common stock, $.001 par value, 50,000,000 shares authorized, and 5,913,492 and 5,880,757 shares issued and outstanding at March 31, 2026 and December 31, 2025, respectively Additional Paid in Capital, Common Stock Paid-in capital Retained Earnings (Accumulated Deficit) Accumulated deficit Stockholders' Equity Attributable to Parent Total Xcel Brands, Inc. stockholders' equity Stockholders' Equity Attributable to Noncontrolling Interest Noncontrolling interest Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balances Balances Total Stockholders' Equity Liabilities and Equity Total Liabilities and Stockholders' Equity Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Preferred Stock, Shares Authorized Preferred stock, shares authorized (in shares) Preferred Stock, Shares Issued Preferred stock, shares issued (in shares) Preferred Stock, Shares Outstanding Preferred stock, shares outstanding (in shares) Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized (in shares) Common Stock, Shares, Issued Common stock issued Common stock, shares issued (in shares) Common Stock, Shares, Outstanding Purchasable stock Common stock, shares outstanding (in shares) Income Statement [Abstract] Statement [Table] Statement [Table] Product and Service [Axis] Product and Service [Domain] License [Member] Judith Ripka Statement [Line Items] Statement [Line Items] Revenues [Abstract] Revenues Revenue from Contract with Customer, Including Assessed Tax Net licensing revenue Licensing revenue Costs and Expenses [Abstract] Direct operating costs and expenses Salaries Benefits And Employment Taxes Salaries, benefits and employment taxes Selling, General and Administrative Expense Other selling, general and administrative expenses Costs and Expenses Total direct operating costs and expenses The net result for the period of deducting operating expenses from operating revenues before the inclusion of other expenses. Operating Income Loss Before Other Expense Operating loss before other operating costs and expenses Nonoperating Income (Expense) [Abstract] Other operating costs and expenses Depreciation, Depletion and Amortization Depreciation and amortization expense Depreciation and amortization Asset impairment charges Asset impairment charge The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Loss From Equity Method Investments Loss from equity investments Operating Income (Loss) Operating loss Interest and Debt Expense [Abstract] Interest and finance expense (income) Interest Expense Interest expense The amount of other interest and finance charges (income), net incurred during the period. Other Interest And Finance Charges (Income) Net Other finance charges (income), net Interest and Debt Expense Interest and finance expense (income), net Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Loss before income taxes Income Tax Expense (Benefit) Income tax provision (benefit) Income tax provision (benefit) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net loss Net loss Net loss Net Income (Loss) Attributable to Noncontrolling Interest Net loss attributable to noncontrolling interest Net loss attributable to Xcel Brands, Inc. stockholders Net loss attributable to Xcel Brands, Inc. stockholders Earnings Per Share, Basic [Abstract] Loss per common share attributable to Xcel Brands, Inc. stockholders: Earnings Per Share, Basic Basic net loss per share Basic earnings (loss) per share Earnings Per Share, Diluted Diluted net loss per share Diluted earnings (loss) per share Earnings Per Share, Diluted [Abstract] Weighted average number of common shares outstanding: Weighted Average Number of Shares Outstanding, Basic Basic weighted average number of shares outstanding Basic weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted Diluted weighted average number of shares outstanding Diluted weighted average common shares outstanding Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Component [Domain] Common Stock Common Stock Paid-In Capital [Member] Paid-in Capital Accumulated Deficit [Member] Accumulated Deficit Noncontrolling Interest [Member] Noncontrolling Interest Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Shares, Outstanding Balances (in shares) Balances (in shares) The amount of shares due to the impact of the fractional shares from a reverse stock split. Stockholders' Equity, Reverse Stock Split, Fractional Shares Impact Additional impact related to fractional shares from reverse stock split Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Compensation expense related to stock options and restricted stock Amount of increase in additional paid in capital (APIC) resulting from contra revenue related to warrants held by licensee. Adjustments to Additional Paid in Capital, Contra Revenue Related To Warrants Contra-revenue related to warrants held by licensee Value of stock issued as a pro rata portion of base salary. Stock Issued During Period, Pro Rata Of Base Salary, Value Share issued to executives for pro rata portion of base salaries, net of withholding taxes Number of stock issued as a pro rata portion of base salary. Stock Issued During Period, Pro Rata Of Base Salary, Shares Shares issued to executives for pro rata portion of base salaries, net of withholding taxes (in shares) Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Costs incurred related to equity line facility Costs incurred related to equity line facility Stock Issued During Period, Value, New Issues Shares issued in connection with public offering and private placement transactions, net of transaction costs Stock Issued During Period, Shares, New Issues Shares issued in connection with public offering and private placement transactions, net of transaction costs (in shares) Shares issued Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net loss to net cash used in operating activities: Paid-in-Kind Interest Paid in-kind interest expense Amortization of Debt Issuance Costs Amortization of deferred finance costs and other non-cash interest expense Share-based Compensation Stock-based compensation and cost of licensee warrants Income (Loss) from Equity Method Investments Loss from equity investments Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Prepaid Expenses, Other Prepaid expenses and other current and non-current assets Increase (Decrease) in Deferred Revenue Deferred revenue Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Accounts payable, accrued expenses, accrued income taxes payable, and other current liabilities Increase (Decrease) in Operating Lease Liability Lease-related assets and liabilities Net Cash Provided by (Used in) Operating Activities Net cash used in operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities Payments to Acquire Property, Plant, and Equipment Purchase of property and equipment Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities Payments of Stock Issuance Costs Payment of costs associated with equity line facility Proceeds from Issuance of Long-term Debt Proceeds from long-term debt Payments for Repurchase of Common Stock Shares repurchased including vested restricted stock in exchange for withholding taxes Repayments of Long-term Debt Payment of long-term debt Payment of long-term debt Net Cash Provided by (Used in) Financing Activities Net cash (used in) provided by financing activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Net (decrease) increase in cash, cash equivalents, and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents, and restricted cash at end of period Cash, cash equivalents, and restricted cash at beginning of period Total cash, cash equivalents, and restricted cash Additional Cash Flow Elements, Summations [Abstract] Reconciliation to amounts on condensed consolidated balance sheets: Amount of cash and cash equivalent restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Included in prepaid expenses and other current assets. Restricted Cash and Cash Equivalents, Prepaid Expenses and Other Current Assets Restricted cash reported in prepaid expenses and other current assets Restricted Cash and Cash Equivalents Restricted cash (reported in other non-current assets) Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental disclosure of non-cash activities: Proceeds from Issuance of Warrants Warrants issued in connection with refinancing of term loan debt Issuance of warrants in connection with debt refinancing Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash flow information: Interest Paid, Excluding Capitalized Interest, Operating Activities Cash paid during the period for interest Income Taxes Paid Cash paid during the period for income taxes Nature of Operations, Background, and Basis of Presentation [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Nature of Operations, Background, and Basis of Presentation No definition available. Acquisitions, Divestitures and Variable Interest Entities[Abstract] Equity Method Investment Investments in Unconsolidated Affiliates and Variable Interest Entities Trademarks and Other Intangibles [Abstract] Goodwill and Intangible Assets Disclosure [Text Block] Trademarks and Other Intangibles Significant Contracts and Concentrations [Abstract] Collaborative Arrangement Disclosure [Text Block] Significant Contracts and Concentrations Leases [Abstract] Lessee, Operating Leases [Text Block] Leases Debt Disclosure [Abstract] Long-term Debt [Text Block] Debt Stockholders' Equity [Abstract] Stockholders' Equity Note Disclosure [Text Block] Stockholders' Equity Earnings Per Share [Abstract] Earnings Per Share [Text Block] Earnings (Loss) Per Share Income Tax Disclosure [Abstract] Income Tax Disclosure [Text Block] Income Taxes Related Party Transactions [Abstract] Related Party Transactions Disclosure [Text Block] Related Party Transactions Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Subsequent Event Subsequent Events [Text Block] Subsequent Events Basis of Accounting, Policy [Policy Text Block] Basis of Presentation The policy disclosure when substantial doubt is raised about the ability to continue as a going concern. Includes, but is not limited to, principal conditions or events that raised substantial doubt about the ability to continue as a going concern, management's evaluation of the significance of those conditions or events in relation to the ability to meet its obligations, and management's plans that alleviated or are intended to mitigate the conditions or events that raise substantial doubt about the ability to continue as a going concern. Substantial Doubt about Going Concern Policy [Policy Text Block] Going Concern Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Restricted Cash Segment Reporting, Policy [Policy Text Block] Segment Reporting Information Schedule of Intangible Assets and Goodwill [Table Text Block] Schedule of trademarks and other intangibles Lessee, Operating Lease, Liability, Maturity [Table Text Block] Schedule of maturities of future lease obligations Schedule of Debt [Table Text Block] Schedule of debt Schedule of Maturities of Long-Term Debt [Table Text Block] Schedule of maturities of long-term debt Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Stockholders' Equity Share-based Compensation, Stock Options, Activity [Table Text Block] Summary of Stock Option Activity Schedule of Stock Options Roll Forward [Table Text Block] Summary of Stock Option Activity for Non-Vested Options Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block] Summary of Restricted Stock Activity Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] Summary of Warrant Activity Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of the basic and diluted net loss per share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of anti-dilutive Securities Excluded from Schedule of computation of Earnings (Loss) Per Share New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Ownership [Axis] Ownership [Domain] Longaberger Licensing, LLC [Member] Longaberger Licensing, LLC Longaberger Licensing, LLC Consolidated Entities [Axis] Consolidated Entities [Domain] Variable Interest Entity, Primary Beneficiary Variable interest entity, primary beneficiary Pledging Purpose [Axis] Pledging Purpose [Domain] Letter of Credit [Member] Letter of credit Term Loans Axis Term Loans Axis Term Loan Domain. Term Loan Domain Represents the New Term Loan Debts, Term Loan A and Term Loan B. New Term Loan Debt [Member] New term loan debt New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Variable interest entity, qualitative or quantitative information, ownership percentage Restricted Cash Number of Reportable Segments Number of reportable segments Disposal Groups, Including Discontinued Operations [Table] Investment, Name [Axis] Investment, Name [Domain] Represents information pertaining to IM Topco, LLC. IM Topco, LLC IM Topco, LLC Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Percentage of net consideration the entity is entitled to receive from any future capital transaction. Capital Appreciation Right, Percentage Capital appreciation right, percent Threshold amount of net consideration that must be exceeded in a future capital transaction before the entity's right becomes effective. Capital Appreciation Right, Threshold Capital appreciation right, threshold The amount of loss and write down of investments. Loss And Write Down Of Investments Loss related to investments This item represents the change in carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Increase/Decrease In Equity Method Investments Increase (decrease) to the carrying value basis Amount of adjustments of expense (income) to carrying value of contingent contractual obligations. Investments, Expense (Income) Adjustments To Carrying Value Of Contingent Contractual Obligations Expense (income) to carrying value of contingent contractual obligations Schedule of Asset Acquisition [Table] Schedule Of Asset Acquisition [Table] Legal Entity [Axis] Entity [Domain] Hilco Global [Member] Hilco Global Hilco Global Schedule Of Asset Acquisition [Line Items] Schedule Of Asset Acquisition [Line Items] Schedule of Goodwill and Intangible Assets [Table] Schedule of Goodwill and Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Trademarks (finite-lived) Trademarks (finite-lived) Copyrights [Member] Copyrights Disposal Group Name [Axis] Disposal Group Name [Domain] Represents information pertaining to Judith Ripka brand. Judith Ripka Brand [Member] Judith Ripka Brand Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] Held for sale Not Discontinued Operations Goodwill and Intangible Assets [Line Items] Goodwill and Intangible Assets [Line Items] Amortization of Intangible Assets Amortization expense for intangible assets Amount before amortization of intangible assets, excluding goodwill, attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer. Disposal Group, Including Discontinued Operation, Intangible Assets, Gross Gross carrying value Accumulated amount of amortization of assets, excluding financial assets and goodwill, attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer. Disposal Group, Including Discontinued Operation, Intangible Assets, Accumulated Amortization Accumulated amortization Impairment of Intangible Assets, Finite-lived Impairment charges on finite-lived intangible assets Disclosure of finite-lived and indefinite-lived intangible assets, excluding goodwill, in total and by major class. Finite Lived And Indefinite Lived Intangible Assets By Major Class [Table] Copyrights and other intellectual property Copyrights and other intellectual property 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. Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items] Trademarks and Other Intangibles Finite-Lived Intangible Asset, Useful Life Weighted Average Amortization Period Finite useful life Finite-Lived Intangible Assets, Gross Gross Carrying Amount Finite-Lived Intangible Assets, Accumulated Amortization Accumulated Amortization Finite-Lived Intangible Assets, Net Total Concentration Risk [Table] Counterparty Name [Axis] Counterparty Name [Domain] Represents information pertaining to the Halston Brand (the "Halston License"). Halston Brand [Member] Halston License Range [Axis] Range [Domain] Minimum Minimum Maximum Maximum Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Sales [Member] Sales Concentration Risk Type [Axis] Concentration Risk Type [Domain] Customer Concentration Risk [Member] Customer concentration risk Concentration Risk [Line Items] The amount of time that royalties will be payable. Royalty Payable Term Royalty payable term Additional amount of time that that royalties will be payable. Additional Royalty Payable Term Additional royalty payable term The amount of purchase price of asset acquired. Asset Acquisition Price Total purchase price Deferred Revenue Deferred revenue Period of time that the deferred revenue will be recognized over. Deferred Revenue, Recognition Period Recognition period of deferred revenue Concentration Risk, Percentage Concentration risk, percentage Accounts Receivable [Member] Accounts receivable Customer [Axis] Customer [Domain] Represents the information pertaining to Qurate Retail Group. Qurate Qurate Product Information [Line Items] Represents the information pertaining to America's Collectibles Network, Inc.. Americas Collectibles Network, Inc. [Member] JTV Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Income Statement Location [Axis] Income Statement Location [Domain] Selling, General and Administrative Expenses [Member] Selling, general and administrative expenses Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Operating Lease, Weighted Average Remaining Lease Term Weighted average remaining lease term for operating leases Operating Lease, Weighted Average Discount Rate, Percent Weighted average discount rate Operating Lease, Expense Operating lease expense Operating Lease, Payments Cash payments for operating lease expense Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2026 (April 1 through December 31) Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months 2027 Lessee, Operating Lease, Liability, Payments, Due Year Two 2028 Lessee, Operating Lease, Liability, Payments, Due Year Three 2029 Lessee, Operating Lease, Liability, Payments, Due Year Four 2030 Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year and after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Lessee Operating Lease Liability Payments Due Year Five And After Year Five Thereafter (through 2032) Lessee, Operating Lease, Liability, Payments, Due Total lease payments Lessee, Operating Lease, Liability, Undiscounted Excess Amount Less: Discount to Present Value Operating Lease, Liability Present value of lease liabilities Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] First Eagle Alternative Credit, LLC ("FEAC") First Eagle Alternative Credit, LLC [Member] FEAC Restore Capital (EQ-W), LLC ("Restore") Restore Capital LLC [Member] Restore UTG Capital, Inc ("UTG") UTG Capital, Inc [Member] UTG Represents information pertaining to the included subsidiaries of the financial covenants. Included Subsidiaries [Member] Included Subsidiaries Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Term Loan A Member. Term LoanA Term Loan A Term Loan B Member. Term LoanB Term Loan B Delayed Draw Term Loan [Member] Delayed Draw Term Loan Scenario [Axis] Scenario, Unspecified [Domain] The scenario that would occur if the balance of the loan is paid on December 5th. Balance Due December 5 [Member] Balance due December 5th The scenario that would occur if the balance of the loan is not repaid. Balance is not Repaid [Member] Balance is not repaid Represents information pertaining to liquid asset required to be maintained before repayment of first out obligations. Liquid Asset Covenant Requirement, Before Repayment Of First Out Obligations [Member] Before repayment of first out obligations Represents information pertaining to liquid asset required to be maintained after first out obligations are fully paid. Liquid Asset Covenant Requirement, After First Out Obligations Are fully Paid [Member] After first out obligations are fully paid Debt Instrument [Axis] Debt Instrument, Name [Domain] Represents information relating to new loan and security agreement. New Loan Agreement New loan agreement Represents information pertaining to April 2025 debt refinancing. Debt Refinancing, April 2025 [Member] April 2025 Debt Refinancing Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Events Subsequent Event Debt Instrument [Line Items] Debt Long-term Debt, Gross Term loan debt Term loan debt (including accumulated unpaid PIK interest) Debt Issuance Costs, Net Unamortized deferred finance costs and other reductions to carrying value Unamortized deferred finance costs related to term loan debt Debt Instrument, Interest Rate, Stated Percentage Stated interest rate (as percentage) The percentage of participation interest in the debt instrument. Debt Instrument, Participation Interest Participation interest Derivative, Basis Spread on Variable Rate Derivative, basis spread on variable rate Amount of additional borrowings. Debt Instrument Additional Borrowings Amount of additional borrowings Cumulative amount of paid-in-kind (PIK) interest accrued on long-term debt that has not been paid in cash and has been capitalized into the outstanding principal balance as of the reporting date. Long-term Debt, Accumulated Paid-in-Kind Interest Accumulated paid in kind Threshold amount of liquid asset covenant. Threshold Liquid Asset Covenant Reduction in liquid asset covenant requirement Amount of prepayment of debt made out of the blocked account. Prepayment Of Debt, Paid Out Of Blocked Account Outstanding principal amount paid from the blocked account Amount of repayment of long term debt to be made. Long Term Debt, Repayment To Be Made Repayment of loan to be made The minimum revenue requirement as stated within financial covenants. Minimum revenue requirement Write off of Deferred Debt Issuance Cost Unamortized deferred finance costs Debt Issuance Costs, Gross Deferred issuance cost Amount of prepayment to be made pursuant to debt instrument. Debt Instrument, Prepayment Obligation Prepayment obligation Debt Instrument, Collateral Amount Cash collateral Amount of liquid assets required to be maintained under debt covenant. Debt Covenant, Liquidity Requirement Repayment Debt Instrument, Interest Rate, Effective Percentage Effective interest rate (as percentage) Debt Instrument, Fee Amount Exit fee Amount of exit fees accrued on debt instruments that are payable within one year as of the reporting date. Accrued Exit Fees, Current Accrued exit fees Amount of exit fees accrued on debt instruments that are payable beyond one year as of the reporting date. Accrued Exit Fees, Noncurrent Accrued exit fees noncurrent Amortization Of Seller Note Discount Amortization of note discount Long-term Debt Total Long-Term Debt, Maturity, Remainder of Fiscal Year 2026 (April 1 through December 31) Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2027 Long-term Debt, Maturities, Repayments of Principal in Year Two 2028 Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt and accumulated paid in-kind interest. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Long-Term Debt, Gross and Accumulated Paid In-Kind Interest Total Contractual principal amount of long-term debt that due, representing a specific maturity of outstanding borrowings. Long Term Debt, Principal Due Principal amount Portion of the contractual principal amount of long-term debt that is scheduled to be repaid later in the fiscal year 2027, after earlier scheduled maturities within the same reporting period Long-term Debt, Principal Due Later in 2027 Long term debt, later due Schedule of Stock by Class [Table] Represents the information pertaining to White Lion Capital LLC. White lion Capital LLC [Member] White Lion Capital LLC Stockholders' Equity Maximum aggregate dollar amount of common stock that an investor has committed to purchase from the registrant under a common stock purchase agreement (equity line of credit), subject to the terms and conditions of the agreement. Common Stock Purchase Commitment Amount Common stock purchase commitment amount Maximum number of shares of common stock that the registrant may issue under a common stock purchase agreement, subject to contractual and regulatory limitations. Maximum Shares Issuable Under Equity Line Maximum shares issuable under equity line The percentage of equity securities issued or that may be issued relative to the registrant's outstanding equity securities, typically disclosed to indicate limitations, thresholds, or compliance with regulatory or contractual requirements. Percentage of Equity Securities Issued or Issuable Percentage of equity securities issued or issuable Fair value of common stock issued as consideration for entering into a common stock purchase agreement or similar equity financing arrangement. Common Stock Issued as Commitment Fee Common stock issued as commitment fee Percentage fee payable to an advisor or placement agent based on gross proceeds from issuance of equity securities under a financing arrangement. Equity Issuance Fee Percentage Equity issuance fee percentage Plan Name [Axis] Plan Name [Domain] Represents information related to the Equity Incentive Plans. Equity Incentive Plans [Member] Represents information relate to the 2011 Equity Incentive Plan. 2011 Equity Incentive Plan 2011 Equity Incentive Plan Represents information relate to the 2021 Equity Incentive Plan. 2021 Equity Incentive Plan Represents information not related to any particular plan. Not related to plan Employee stock option Represents the information relating to unexercised stock options. Unexercised Stock Options Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] Represents information pertaining to unexercised warrants related to Halston Master License. Unexercised Warrants Related To Halston Master License [Member] Unexercised warrants related to Halston Master License Represents information pertaining to unexercised warrants issued through various corporate transactions. Unexercised Warrants Issued Through Various corporate Transactions [Member] Unexercised warrants issued through various corporate transactions Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Number of common stock eligible for issuance Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Outstanding, ending balance (in shares) Outstanding, beginning balance (in shares) Outstanding shares Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Shares are granted available for issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Shares of common stock reserved for issuance (in shares) Title of Individual [Axis] Relationship to Entity [Domain] Employee [Member] Employee Employee Director Director Allocated Share-based Compensation Expense Compensation expense Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation [Axis] Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation [Domain] Vesting [Axis] Vesting [Domain] Share-Based Payment Arrangement, Tranche One [Member] Vesting on April 1, 2026 Vesting upon achievement of certain target prices Share-Based Payment Arrangement, Tranche Two [Member] Vesting on April 1, 2027 Vesting upon achievement of certain revenue target Share-Based Payment Arrangement, Tranche Three [Member] Vesting upon achievement of certain target prices or financial performance targets Fourth portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period. Share Based Payment Arrangement Tranche Four Vesting subject to service-based criteria Chief Executive Officer Chief Executive Officer Persons with designation of chief executive officer and executive vice president. Chief Executive Officer and Executive Vice President [Member] Chief Executive Officer and Executive Vice President Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] Number of Options Number of Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Granted (in shares) Aggregate shares of common stock options granted (in shares) Share Based Compensation Arrangement By Share Based Payment Award Option Exercises In Period Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Expired/Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Outstanding, ending balance (in dollars per share) Outstanding, beginning balance (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Expired/Forfeited (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Exercisable (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract] Other disclosures Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Outstanding Weighted Average Remaining Contractual Life (in Years) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Exercisable Weighted Average Remaining Contractual Life (in Years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Shares forfeiture in period Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Unrecognized compensation expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Weighted average period of recognition Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares Ending Balance (in shares) Beginning Balance (in shares) Vesting of options Share Price Common stock price Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares Forfeited or Canceled (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price Ending Balance (in dollars per share) Beginning Balance (in dollars per share) Restricted Stock Executive Officer [Member] Executive Officer Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Number of Other than Options Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Outstanding, ending balance (in shares) Outstanding, beginning balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Vested (in shares) Number of shares vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Outstanding, ending balance (in dollars per share) Outstanding, beginning balance (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 Granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Vested (in dollars per share) Number of shares issued under share-based payment arrangement as a percentage of salary. Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Salary Paid in Stock Percentage of salary paid in stock Restricted Stock Units (RSUs) [Member] Restricted Stock Units Warrants Warrants Class of Warrant or Right, Outstanding Outstanding, ending balance (in shares) Outstanding, beginning balance (in shares) Number of warrants or rights exercisable. Class Of Warrant or Right, Exercisable Exercisable (in shares) Weighted average exercise price of class of warrant or right outstanding. Class Of Warrant Or Right, Outstanding In Period, Weighted Average Exercise Price Outstanding, ending balance (in dollars per share) Outstanding and exercisable, beginning balance (in dollars per share) Weighted average exercise price of class of warrant or right exercisable. Class Of Warrant Or Right, Exercisable In Period, Weighted Average Exercise Price Exercisable (in dollars per share) Class Of Warrant Or Right, Outstanding In Period, Weighted Average Remaining Contractual Term Class Of Warrant Or Right, Outstanding In Period, Weighted Average Remaining Contractual Term Weighted Average Remaining Contractual Life (in Years), Outstanding The weighted average remaining contractual life of the exercisable warrants. Class of Warrant or Right, Exercisable In Period, Weighted Average Remaining Contractual Term Weighted Average Contractual Life (in Years), Exercisable Class Of Warrant Or Right, Outstanding Intrinsic Value Class Of Warrant Or Right, Outstanding Intrinsic Value Aggregate Intrinsic Value, Outstanding The exercisable intrinsic value of the warrants. Class of Warrant or Right, Exercisable Intrinsic Value Aggregate Intrinsic Value, Exercisable Warrants and Rights Outstanding, Term Warrant term Class of Warrant or Right, Exercise Price of Warrants or Rights Warrants outstanding, exercise price (in dollars per share) The amount of the reduction of revenue from warrants associated with the respective agreement. Contra Revenue from Warrant Exercises Contra-revenue related to warrants held by licensee Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table] Schedule of Deferred Compensation Arrangement with Individual, Share-based Payments [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Dilutive securities Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Line Items] Income Taxes [Line Items] Effective Income Tax Rate Reconciliation, Percent Effective income tax rate Fair Value, Recurring and Nonrecurring [Table] IPX Capital, LLC ("IPX") IPX Capital, LLC [Member] IPX Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Asset Purchase Agreement Debt Instrument, Face Amount Face amount of term loan Disclosure of information about obligations resulting from commitments and contingencies. Commitments and Contingencies [Table] Commitments and Contingencies [Table] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Represents the information pertaining to the Amended Services Agreement. Amended Services Agreement [Member] Amended Services Agreement Represents the information pertaining twelve-month period ending March 31, 2025 Twelve-month period ending March 31, 2025 Represents the information pertaining year ending December 31, 2025, Year ending December 31, 2025 Represents the information pertaining to the event where royalties receivable less that specified amount. If Royalties Receivable Less Than Specified Amount This represents information pertaining to the company itself, Xcel Brands. Xcel Brands Represents the information pertaining to IM WHP LLC. WHP 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. Commitments and Contingencies [Line Items] Commitments and Contingencies Royalty Guarantees, Commitments, Amount Royalty guarantees The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting transferable should certain conditions be met. Ownership Interest Transferable Ownership equity transferable Equity Method Investment, Ownership Percentage Ownership interest Business Combination, Contingent Consideration, Liability, Current Current portion of contingent obligation Subsequent Event [Table] The Purchasers consist of Smithline Family Trust II, Quick Capital, LLC, and IPX. Purchasers [Member] Purchasers Senior Notes [Member] Secured Notes Disposed of by Sale Disposed of by Sale Subsequent Event [Line Items] Debt Instrument, Convertible, Conversion Price Fixed conversion price Debt Instrument, Convertible, Conversion Ratio Price conversion ratio The maximum number of shares as a percentage of total outstanding shares holdable by any person or persons. Maximum Shares Holdable, Percentage Maximum holdable shares Repayments of Secured Debt Repayment of term loan The cash outflow to repay long-term debt that is wholly or partially secured by collateral repaid with restricted cash. Excludes repayments of tax exempt secured debt. Repayments of Secured Debt, Restricted Cash Payment Repayments of term debt with restricted cash Amount of remaining balance debt instrument has been reduced to. Debt Instrument, Amount Reduced To Remaining debt instrument balance Disposal Group, Including Discontinued Operation, Consideration Cash payment Term life that the company will be required to make quarterly payments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Quarterly Payments, Term Life Quarterly payments period Percentage of performance obligation revenue owed to the party as a percentage of revenues made off the license. Revenue, Performance Obligation, Percentage Performance obligation percent Amount of minimum performance obligation payments from revenue owed. Performance Obligation, Future Minimum Payments Minimum performance obligation payments Amount of transaction fees paid and payable for the disposal of assets and liabilities, including discontinued operation. Disposal Group, Including Discontinued Operation, Transaction Fees Transaction fees Amount of transaction fees paid and payable for the disposal of assets and liabilities, including discontinued operation, current. Disposal Group, Including Discontinued Operation, Transaction Fees, Current Transaction fees, current Amount of transaction fees paid and payable for the disposal of assets and liabilities, including discontinued operation, noncurrent. Disposal Group, Including Discontinued Operation, Transaction Fees, Noncurrent Transaction fees, noncurrent Senior Notes Senior Secured Notes Proceeds from Secured Notes Payable Proceeds from secured notes Debt Instrument, Periodic Payment Debt instrument periodic payments