Document And Entity Information
Equity Method Investments [Policy Text Block]
Marketable Securities, Policy [Policy Text Block]
Statistical Measurement [Axis]
Note To Financial Statement Details Textual
Significant Accounting Policies
domh_InvestmentOwnedSharesPurchased
Investment Owned, Shares, Purchased (in shares)
Represents the shares purchased for an investment owned during the period.
Provision for income taxes
Income Tax Expense (Benefit)
Total income tax expense (benefit)
Note 4 - Marketable Securities
ecd_NonRule10b51ArrTrmntdFlag
Non-Rule 10b5-1 Arrangement Terminated [Flag]
Note 5 - Long-Term Equity Investments
Transferred at Point in Time [Member]
ecd_NonRule10b51ArrAdoptedFlag
Non-Rule 10b5-1 Arrangement Adopted [Flag]
Note 7 - Fair Value of Financial Assets and Liabilities
Trading Arrangements, by Individual [Table]
Note 8 - Prepaid Expenses and Other Assets
Realized and unrealized gain loss on notes receivable, net
Unrealized gain on note receivable
Represents the amount of gain (loss) on financing receivables.
Material Terms of Trading Arrangement [Text Block]
Note 9 - Leases
Change in carrying value of investments
Change in fair value of investments
Represents the change in carrying value of investments during the period.
Note 10 - Net Loss per Share
Financial Instrument [Axis]
Note 11 - Stockholders' Equity and Convertible Preferred Stock
Investment in Debt and Equity Securities and Other Trading Assets [Text Block]
Note 12 - Revenue
Note 14 - Income Taxes
Minimum [Member]
Note 17 - Segment Reporting
Note 4 - Marketable Securities - Schedule of Marketable Securities (Details)
Statistical Measurement [Domain]
Note 5 - Long-Term Equity Investments - Schedule of Long-Term Equity Investments (Details)
Maximum [Member]
Note 7 - Fair Value of Financial Assets and Liabilities - Assets and Liabilities at Fair Value (Details)
Note 7 - Fair Value of Financial Assets and Liabilities - Level 3 Measurements (Details)
Note 8 - Prepaid Expenses and Other Assets - Schedule of Prepaid Expenses and Other Assets (Details)
Note 9 - Leases - Lease Information (Details)
us-gaap_IncreaseDecreaseInAccountsReceivable
Accounts receivable
Note 9 - Leases - Schedule of Lease Cost (Details)
Note 9 - Leases - Schedule of Future Minimum Payments (Details)
Note 10 - Net Loss per Share - Schedule of Net Loss per Share (Details)
Note 11 - Stockholders' Equity and Convertible Preferred Stock - Warrant Activity (Details)
Note 11 - Stockholders' Equity and Convertible Preferred Stock - Restricted Stock Award Activity (Details)
Note 11 - Stockholders' Equity and Convertible Preferred Stock - Stock Option Activity (Details)
Note 12 - Revenue - Disaggregation of Revenue (Details)
Note 14 - Income Taxes - Schedule of Income Tax Expense (Benefit) (Details)
Note 17 - Segment Reporting - Schedule of Segment Information (Details)
Notes To Financial Statements
Notes To Financial Statements [Abstract]
Counterparty Name [Axis]
us-gaap_EffectiveIncomeTaxRateContinuingOperations
Effective Income Tax Rate Reconciliation, Percent
Security Financing Transaction [Table]
Employee options forfeited, weighted average exercise price (in dollars per share)
Employee options granted, weighted average exercise price (in dollars per share)
Employee options exercised, weighted average exercise price (in dollars per share)
us-gaap_Dividends
Dividends
Dividends issued
Accrued compensation and commissions
us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities
domh_DeemedDividends
Deemed Dividends
Common stock deemed dividend - inducement
Common stock deemed dividend - inducement
Represents the amount of deemed dividends during the period.
American VO Manager LLC [Member]
Relating to American VO Manager LLC.
Compensation and benefits
Compensation and benefits
Income Tax Jurisdiction [Domain]
Noncontrolling Interests [Member]
Relating to noncontrolling interests.
us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments
Realized loss (gain) on marketable securities
Realized gain / (loss)
Gain (loss) on marketable securities, net
Marketable Security, Gain (Loss)
Total
domh_ClassOfWarrantOrRightsExchanged
Exchanged, warrants (in shares)
Represents the number of warrants or rights exchanged during the period.
Option B Series B Warrants [Member]
Relating to Option B Series B warrants.
Prepaid expenses and other assets
Total
Income taxes payable
us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable
Option A Series B Warrants [Member]
Relating to Option A Series B warrants.
Financial Instruments [Domain]
us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
American VO IM LLC [Member]
Relating to American VO IM LLC.
us-gaap_CommonStockDividendsPerShareDeclared
Common Stock, Dividends, Per Share, Declared (in dollars per share)
Nonemployee Notes Receivable [Member]
Relating to nonemployee notes receivable.
Counterparty Name [Domain]
srt_MinimumNetCapitalRequired1
Broker-Dealer, Minimum Net Capital Required, Aggregate Indebtedness Standard
Exchanged, warrants, weighted average exercise price (in dollars per share)
Represents the weighted average exercise price of warrants or rights exchanged during the period.
Security deposits
us-gaap_SharesOutstanding
Balance (in shares)
Balance (in shares)
us-gaap_IncreaseDecreaseInNotesReceivables
Notes receivable, at fair value – net interest accrued
Dividends [Axis]
Dividends [Domain]
Segment Reporting [Text Block]
Accounts payable and accrued expenses
us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
Award Type [Axis]
Segment Reporting [Table Text Block]
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Preferred stock
Plan Name [Axis]
us-gaap_Liabilities
Total liabilities
Plan Name [Domain]
us-gaap_WarrantsAndRightsOutstandingTerm
Warrants and Rights Outstanding, Term (Year)
us-gaap_AllocatedShareBasedCompensationExpense
Share-Based Payment Arrangement, Expense
us-gaap_LiabilitiesAndStockholdersEquity
Total liabilities and stockholders’ equity
Cash and Cash Equivalent [Table]
Segment Reporting [Table]
us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Prepaid expenses and other assets
us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal
Equity Method Investment, Realized Gain (Loss) on Disposal
us-gaap_ShareBasedCompensation
Stock-based compensation
Subsequent Event [Member]
Equity Method Investment, Nonconsolidated Investee [Axis]
LIABILITIES AND STOCKHOLDERS’ EQUITY
Equity Method Investment, Nonconsolidated Investee [Domain]
Lessee, Lease, Description [Table]
Lease Contractual Term [Axis]
Lease Contractual Term [Domain]
Changes in operating assets and liabilities:
Preferred stock, issued (in shares)
Preferred Stock, Shares Issued (in shares)
Preferred stock, outstanding (in shares)
Preferred Stock, Shares Outstanding (in shares)
Preferred stock, authorized (in shares)
Preferred Stock, Shares Authorized (in shares)
Fair Value, by Balance Sheet Grouping [Table]
Preferred stock, par value (in dollars per share)
Preferred Stock, Par or Stated Value Per Share (in dollars per share)
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
Net increase in cash and cash equivalents
New Accounting Pronouncements, Policy [Policy Text Block]
us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
Cash and cash equivalents, beginning of period
Cash and cash equivalents, end of period
Antidilutive Securities, Name [Domain]
Statement [Table]
Reclassification, Comparability Adjustment [Policy Text Block]
Convertible Series D-1 Preferred Stock [Member]
Relating to convertible Series D-1 preferred stock.
Carried interest
Carried Interest Income
Represents the amount of carried interest income.
Convertible Series D Preferred Stock [Member]
Relating to convertible Series D preferred stock.
Non-cash commission expense
Represents the amount of noncash commission expense.
domh_EquitySecuritiesWithoutReadilyDeterminableFairValueChangeInCarryingValue
Equity Securities without Readily Determinable Fair Value, Change in Carrying Value
Change in carrying value of long-term investment
Represents the change in carrying value from equity securities without readily determinable fair value.
Equity Securities [Member]
domh_NoncashUnderwritingRevenue
Non-cash underwriting revenues
Represents the amount of noncash underwriting revenue.
Issuance of common stock from warrants exercised (in shares)
Stock Issued, Shares, Warrant Exercises (in shares)
The number of shares issued from warrant exercises during the period.
Issuance of common stock from warrants exercised
The amount of stock issued from warrant exercises during the period.
American Ventures Management LLC [Member]
Relating to American Ventures Management LLC.
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in shares)
Nonvested (in shares)
Nonvested (in shares)
American Ventures IM LLC [Member]
Relating to American Ventures IM LLC.
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
Nonvested, weighted average grant day fair value (in dollars per share)
Nonvested, weighted average grant day fair value (in dollars per share)
Granted (in shares)
Fieldpoint Private Securities, LLC [Member]
Relating to Fieldpoint Private Securities, LLC.
us-gaap_EquitySecuritiesFvNiRestricted
Equity Securities, FV-NI, Restricted
Granted, weighted average grant day fair value (in dollars per share)
us-gaap_EquitySecuritiesFvNiRealizedGainLoss
Realized (gain) loss on securities owned
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
Forfeited (in shares)
Advisory shares issued
Advisory shares issued (in shares)
domh_DefinedContributionPlanEmployerMatchingContributionPercentOfEmployeesGrossPaySecondaryPercentage
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay, Secondary Percentage
Second percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.
domh_ContractWithCustomerLiabilityRevenueRecognizedWithinLiabilityBalance
Contract with Customer, Liability, Revenue Recognized Within Liability Balance
Represents the amount of recognized revenue still within the liability balance as of balance sheet date.
Ownership [Axis]
Ownership [Domain]
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost
Share-Based Payment Arrangement, Plan Modification, Incremental Cost
Legal fees
domh_WorkingCapital
Working Capital
Represents the amount of working capital.
Consolidated Entities [Axis]
Consolidated Entities [Domain]
Vested, weighted average grant day fair value (in dollars per share)
us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss
Unrealized loss (gain) on securities owned
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Vested (in shares)
Warrant Investments [Policy Text Block]
The disclosure of the company's policy regarding warrant investments.
us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue
Total
Measurement Input, Implied Probability Rate [Member]
Relating to the implied probability rate measurement input.
Weighted-average discount rate - operating leases
Asset Class [Axis]
Year Ended December 31, 2027
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
Employee options forfeited (in shares)
us-gaap_AccountsPayableCurrentAndNoncurrent
Accounts Payable
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures (in shares)
Employee options exercised, intrinsic value
us-gaap_InterestAndFeeIncomeLoansAndLeases
Interest and Fee Income, Financing Receivable
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)
Remaining period Ended December 31, 2026
Options vested and exercisable (in shares)
Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]
Options vested and exercisable, weighted average exercise price (in dollars per share)
Year Ended December 31, 2029
ASSETS
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Outstanding (in shares)
Outstanding (in shares)
Commitments and Contingencies Disclosure [Text Block]
Year Ended December 31, 2028
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
Outstanding, weighted average exercise price (in dollars per share)
Outstanding, weighted average exercise price (in dollars per share)
Statement [Line Items]
Fair Value Hierarchy and NAV [Axis]
Private Placement [Member]
Year Ended December 31, 2030
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
Outstanding, intrinsic value
Outstanding, intrinsic value
Common stock, issued (in shares)
Common Stock, Shares, Issued (in shares)
Grantee Status [Domain]
Common stock, outstanding (in shares)
Common Stock, Shares, Outstanding (in shares)
Award Type [Domain]
Share-Based Payment Arrangement, Employee [Member]
Common stock, authorized (in shares)
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Grantee Status [Axis]
Series XX TracX Logis [Member]
Relating to Series XX TracX Logis.
Cost basis
Amount of investment in equity security without readily determinable fair value at cost.
Accrued compensation and commissions
Series XII Groq Units [Member]
Relating to Series XII Groq Units.
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Accrued dividends payable
Dividends Payable
Common stock, $0.0001 par value, 100,000,000 shares authorized; 24,243,646 and 16,067,435 shares issued as of June 30, 2026 and December 31, 2025, respectively; 24,243,646 and 16,067,435 shares outstanding as of June 30, 2026 and December 31, 2025, respectively
Share-Based Payment Arrangement, Nonemployee [Member]
us-gaap_ProceedsFromIssuanceOrSaleOfEquity
Proceeds from Issuance or Sale of Equity
Discord Inc. [Member]
Relating to Discord Inc.
Automation Anywhere, Inc. [Member]
Relating to Automation Anywhere, Inc.
Aeon Partners Fund Series EG (Epic Games, Inc.) [Member]
Relating to Aeon Partners Fund Series EG (Epic Games, Inc.).
Tesspay, Inc. and Revere Master SPV Series VI (TessPay, Inc.) [Member]
Relating to Tesspay, Inc. and Revere Master SPV Series VI (TessPay, Inc.).
MW LSV MasterClass, LLC (Yanka Industries, Inc. d.b.a. Masterclass) [Member]
Relating to MW LSV MasterClass, LLC (Yanka Industries, Inc. d.b.a. Masterclass).
us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)
Cash from issuance common stock, net of offering cost
Payward, Inc. and MWSI VC Kraken-II, LLC (Payward, Inc. d.b.a.Kraken) [Member]
Relating to Payward, Inc. and MWSI VC Kraken-II, LLC (Payward, Inc. d.b.a.Kraken).
Kerna Health [Member]
Relating to Kerna Health.
Revere Master SPV Series 1 (Qxpress Pte Ltd) [Member]
Relating to Revere Master SPV Series 1 (Qxpress Pte Ltd).
American Innovative Robotics Promissory Note [Member]
Relating to American Innovative Robotics Promissory Note.
American Ventures LLC Series XX (TracX Logis Pte Ltd..) [Member]
Relating to American Ventures LLC Series XX (TracX Logis Pte Ltd..).
us-gaap_PolicyTextBlockAbstract
Accounting Policies
Dominari Master SPV LLC Series XII (Groq, Inc.) [Member]
Relating to Dominari Master SPV LLC Series XII (Groq, Inc.).
AdvEn Inc. [Member]
Relating to AdvEn Inc.
us-gaap_DisclosureTextBlockAbstract
Notes to Financial Statements
Compensation Related Costs, Policy [Policy Text Block]
Dominari Master SPV LLC Series VI (X.AI Corp. d.b.a. xAI) [Member]
Relating to Dominari Master SPV LLC Series VI (X.AI Corp. d.b.a. xAI).
us-gaap_TableTextBlock
Notes Tables
Dominari Master SPV LLC Series XI (Cerebras Systems Inc.) [Member]
Relating to Dominari Master SPV LLC Series XI (Cerebras Systems Inc.).
Prepaid Expenses and Other Assets [Text Block]
The entire disclosure regarding prepaid expenses and other assets.
us-gaap_GoodFaithAndMarginDepositsWithBrokerDealers
Good Faith and Margin Deposit with Broker-Dealer
us-gaap_CommissionsAndFloorBrokerageReceivables
Commissions and Floor Brokerage Receivables
Warrants Subject to Lock Up Until September 30, 2026 [Member]
Relating to warrants subject to lock up until September 30, 2026.
Sale of marketable securities
Proceeds from Sale and Maturity of Marketable Securities
Subsequent Events [Text Block]
Related Party [Member]
Significant Accounting Policies [Text Block]
us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
Less present value discount
Amortization of right-of-use assets
Operating
us-gaap_OperatingLeaseLiabilityNoncurrent
Outstanding, weighted average remaining contractual life (Year)
Collection of principal on note receivable
Proceeds from Collection of Notes Receivable
Operating lease liabilities
Lease liability
Operating
us-gaap_PrincipalInvestmentGainsLosses
Principal Investment Gain (Loss)
us-gaap_ProceedsFromSaleOfEquityMethodInvestments
Proceeds from Sale of Equity Method Investments
Consolidation, Variable Interest Entity, Policy [Policy Text Block]
Options vested and exercisable, weighted average remaining contractual life (Year)
us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
Securities owned at fair value
Securities owned at fair value
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Income Tax Jurisdiction, Domestic Federal [Member]
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
Income Tax Jurisdiction, Domestic State and Local [Member]
Class of Warrant or Right [Table]
Offsetting Assets [Table]
Statement of Stockholders' Equity [Abstract]
Securities owned
Equity Securities, FV-NI
Class of Warrant or Right [Axis]
Class of Warrant or Right [Domain]
Statement of Cash Flows [Abstract]
Equity Components [Axis]
Right of use asset and liability, net
Share-Based Payment Arrangement [Policy Text Block]
Convertible Preferred Stock [Member]
Equity Component [Domain]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3 [Member]
Equity [Text Block]
Fair Value, Inputs, Level 1 [Member]
Additional Paid-in Capital [Member]
us-gaap_ClassOfWarrantOrRightOutstanding
Outstanding, warrants (in shares)
Outstanding, warrants (in shares)
Retained Earnings [Member]
Income Tax Jurisdiction, Foreign [Member]
Property and equipment, net
Prepaid expenses
Subsequent Event Type [Domain]
Subsequent Event [Table]
Subsequent Event Type [Axis]
Sale of Stock [Axis]
Stock-based compensation- advisors
us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefit
Current income tax expense (benefit)
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
Substantial Doubt about Going Concern [Text Block]
Fair Value Disclosures [Text Block]
Fair Value, by Balance Sheet Grouping [Table Text Block]
Share-Based Payment Arrangement, Option [Member]
us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit
Deferred income tax expense (benefit)
Accounts receivable
U.S. Federal
Foreign
State
Preferred stock, liquidation value (in dollars per share)
Marketable securities
Marketable Securities
us-gaap_PaymentsToAcquireEquitySecuritiesFvNi
Purchase of securities owned
Sale of securities owned
Lease, Cost [Table Text Block]
Other Commitments [Table]
Lessee, Leases [Policy Text Block]
domh_ChangeInCarryingValueOfLongTermInvestments
Change in carrying value of long term investments
Amount of change in carrying value of long-term investments.
us-gaap_GainLossOnSaleOfNotesReceivable
Gain (Loss) on Sale of Financing Receivable
Realized gain on note receivable
Kyle Wool [Member]
The Kyle Wool.
us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Net (loss) income before income tax expense
Net income before income taxes
New America Acquisition I Corp [Member]
The New America Acquisition I Corp.
us-gaap_PaymentsToAcquireMarketableSecurities
Purchase of marketable securities
domh_EquityMethodInvestmentSharesSold
Equity Method Investment, Shares Sold (in shares)
The number of shares sold under equity method investment.
Additional paid-in capital
Non-controlling interests
Equity, Attributable to Noncontrolling Interest
Use of Estimates, Policy [Policy Text Block]
Datacentrex, Inc. [Member]
The Datacentrex, Inc.
domh_OtherRevenue
Other revenue
The amount of other revenue.
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)
Issuance of common stock
Stock Issued During Period, Value, New Issues
Lessee, Operating Leases [Text Block]
Deferred expenses
Stock-based compensation - employees
us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
Distributions to non-controlling interest
us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Subsidiary, Ownership Percentage, Noncontrolling Owner
us-gaap_MinorityInterestOwnershipPercentageByParent
Subsidiary, Ownership Percentage, Parent
domh_DividendsReductionToAccumulatedDeficit
Dividends issued
The amount of reduction to accumulated deficit from dividends.
domh_DeemedDividendsAdjustmentToAdditionalPaidInCapital
Deemed dividend
The amount of adjustment to additional paid in capital from deemed dividends.
domh_InvestmentOwnedSharesRedeemed
Investment Owned, Shares Redeemed (in shares)
The number of investment shares redeemed.
Stock-based compensation - employees (in shares)
domh_InvestmentOwnedSharesRedeemedPricePerShare
Investment Owned, Shares Redeemed, Price Per Share (in dollars per share)
The price per share of investment shares redeemed.
domh_IncreaseDecreaseInCarryingValueOfInvestment
Increase (Decrease) in Carrying Value of Investment
The amount of increase (decrease) in carrying value of investment.
Issuance of common stock (in shares)
Stock Issued During Period, Shares, New Issues (in shares)
Deemed dividend
The amount of noncash deemed dividend.
Receivable from clearing brokers
The amount of receivable from clearing brokers.
us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Employee options exercised (in shares)
us-gaap_TradingGainsLosses
Trading Gain (Loss)
Depreciation
Class of Stock [Domain]
Related and Nonrelated Parties [Axis]
Cash flows from operating activities
Cash flows from investing activities
us-gaap_NetCashProvidedByUsedInOperatingActivities
Net cash (used in) provided by operating activities
Cash flows from financing activities
us-gaap_NetCashProvidedByUsedInInvestingActivities
Net cash provided by (used in) investing activities
us-gaap_SharesIssuedPricePerShare
Shares Issued, Price Per Share (in dollars per share)
us-gaap_NetCashProvidedByUsedInFinancingActivities
Net cash (used in) provided by financing activities
domh_LesseeMonthlyRent
Lessee, Monthly Rent
Represents the monthly rent for a lease.
domh_LesseeMonthlyRentFinalTwoYears
Lessee, Monthly Rent, Final Two Years
Represents the monthly rent in the final two years on a lease.
Registered Direct Offering [Member]
Relating to registered direct offering.
Thereafter
Amount of lessee's undiscounted obligation for lease payment for operating lease due after fourth 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).
domh_EquityAgreementNumberOfSecuritiesAvailable
Equity Agreement, Number of Securities Available (in shares)
Represents the number of securities available in an equity agreement.
Company’s Florida Lease [Member]
Relating to Company’s Florida Lease.
Schedule of Lease Information [Table Text Block]
The tabular disclosure of lease information.
Company’s Lease [Member]
Relating to Company’s Lease.
Dominari Financial’s Lease [Member]
Relating to Dominari Financial’s Lease.
The 2022 Plan [Member]
Relating to the 2022 Plan.
Messrs [Member]
Relating to Messrs.
domh_ConvertiblePreferredStockSharesIssuedUponConversionDenominator
Convertible Preferred Stock, Shares Issued upon Conversion, Denominator (in shares)
The denominator value to determine number of shares issued for each share of convertible preferred stock that is converted.
domh_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodGrantDateFairValue
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Grant Date Fair Value
The fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).
Accounting Policies [Abstract]
Advisory Agreements [Member]
Relating to advisory agreements.
domh_ConvertiblePreferredStockSharesIssuedUponConversionNumerator
Convertible Preferred Stock, Shares Issued upon Conversion, Numerator (in shares)
Numerator value to determine number of shares issued for each share of convertible preferred stock that is converted.
Segments [Domain]
Series A Warrants [Member]
Relating to Series A warrants.
Series B Warrants [Member]
Relating to Series B Warrants.
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
Outstanding, warrants, weighted average remaining contractual life (Year)
Represents the weighted average remaining contractual life of warrant or right outstanding.
Granted, warrants (in shares)
Represents the number of warrants or rights granted during period.
domh_ClassOfWarrantOrRightWeightedAverageExercisePriceOutstanding
Outstanding, warrants, exercise price (in dollars per share)
Outstanding, warrants, exercise price (in dollars per share)
Represents the weighted average exercise price for warrants or rights outstanding.
domh_ClassOfWarrantOrRightIntrinsicValueOutstanding
Outstanding, warrants, intrinsic value
Outstanding, warrants, intrinsic value
Represents the intrinsic value of warrants or rights outstanding.
Shares Subject to Forfeiture Through September 30, 2026 [Member]
Relating to shares subject to forfeiture through September 30, 2026.
Shares Subject to Forfeiture Through December 11, 2026 [Member]
Relating to shares subject to forfeiture through December 11, 2026.
Receivable [Policy Text Block]
domh_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsInPeriodGrantDateFairValue
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Grant Date Fair Value
The grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.
AV Manager and AV Investment Manager [Member]
Relating to AV Manager and AV Investment Manager.
Segments [Axis]
Exercised, warrants (in shares)
Class of Warrant or Right, Exercised (in shares)
Represents the number of warrants or rights exercised during the period.
Underwriting services
Underwriting Income (Loss)
Foreign
us-gaap_DeferredForeignIncomeTaxExpenseBenefit
Expired, warrants, weighted average exercise price (in dollars per share)
Represents the weighted average exercise price of warrants or rights expired during the period.
Expired, warrants, intrinsic value
Represents the intrinsic value of warrant or right expired during the period.
Measurement Input Type [Axis]
us-gaap_ReceivableWithImputedInterestNetAmount
Receivable with Imputed Interest, Net Amount
U.S. Federal
us-gaap_DeferredFederalIncomeTaxExpenseBenefit
Income Statement [Abstract]
Expired, warrants (in shares)
Represents the number of warrants or rights expired during the period.
Granted, warrants, weighted average exercise price (in dollars per share)
Represents the weighted average exercise price for warrant or rights granted during the period.
us-gaap_ReceivableWithImputedInterestEffectiveYieldInterestRate
Receivable with Imputed Interest, Effective Yield (Interest Rate)
Granted, warrants, intrinsic value
Represents the intrinsic value of warrants or rights granted during the period.
Employee options granted, intrinsic value
Amount of accumulated difference between fair value of underlying shares on dates of grant and exercise price on options granted (or share units converted) into shares.
Employee options forfeited, intrinsic value
Amount of accumulated difference between fair value of underlying shares on dates of forfeiture and exercise price on options forfeited (or share units converted) into shares.
us-gaap_NumberOfReportableSegments
Number of Reportable Segments
Exercised, warrants, weighted average exercise price (in dollars per share)
Represents the weighted average exercise price of warrants or rights exercised during the period.
Exercised, warrants, intrinsic value
Represents the intrinsic value of warrants or rights exercised during the period.
Income From Noncustomers [Member]
Relating to income from noncustomers.
Income Tax Contingency [Table]
us-gaap_TreasuryStockCommonShares
Balance (in shares)
Balance (in shares)
Management fees
Management Fee Income
Represents the amount of management fee income.
Income From Customers [Member]
Relating to income from customers.
Treasury Stock, Common [Member]
us-gaap_NetIncomeLoss
Net (loss) income before deemed dividend
us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Net (loss) income attributable to common stockholders of Dominari Holdings Inc.
Net income (loss) attributable to stockholders
us-gaap_DividendsPayableDateOfRecordDayMonthAndYear
Dividends Payable, Date of Record
domh_OperatingLossCarryforwardsIndefinite
Operating Loss Carryforwards, Indefinite
Represents the amount of operating loss carryforwards with indefinite life.
Sale of long-term investments
us-gaap_PaymentsToAcquireLongtermInvestments
Payments to Acquire Long-Term Investments
Purchase of long term investments
domh_OperatingLossCarryforwardsSubjectToExpiration
Operating Loss Carryforwards Subject to Expiration
Represents the amount of operating loss carryforwards subject to expiration.
Measurement Input Type [Domain]
Employee Loans [Member]
Relating to employee loans.
Related Party Special Purpose Vehicles [Member]
Relating to related party special purpose vehicles.
Dominari Securities [Member]
Relating to Dominari Securities.
domh_ReceivableWithImputedInterestTerm
Receivable with Imputed Interest, Term (Year)
Represents the term of receivable with imputed interest.
State
us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit
American Bitcoin Corp Stock [Member]
Relating to American Bitcoin Corp stock.
domh_IncomeTaxIntangibleAssetsSubjectToLimitations
Income Tax, Intangible Assets Subject to Limitations
Represents the amount of intangible assets subject to Section 382 limitations.
S 2026 Q2 Dividends [Member]
Relating to special quarter 2 2026 dividends.
S 2025 Q1 Dividends [Member]
Relating to special quarter 1 2025 dividends.
us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeIncludingSubsequentAcquisitionPercentage
Business Combination, Achieved in Stages, Preacquisition and Acquired Equity Interests in Acquiree, Percentage
Legacy Holdings Co. [Member]
Relating to Legacy Holdings Co.
Income Tax Disclosure [Text Block]
Revere [Member]
Relating to Revere.
Dominari Financial [Member]
Relating to Dominari Financial.
Restricted Stock [Member]
domh_InvestorOwnershipPercentage
Investor Ownership Percentage
Represents the percentage of ownership by and investor.
Underwriter Transactions with Revere [Member]
Relating to underwriter transactions with Revere.
Accounting Standards Update and Change in Accounting Principle [Table]
S 2025 Q3 Dividends [Member]
Relating to special Q3 2025 dividends.
Income Tax, Policy [Policy Text Block]
S 2025 Q4 Dividends [Member]
Relating to special quarter 4 dividends.
us-gaap_RatioOfIndebtednessToNetCapital1
Ratio of Indebtedness to Net Capital
us-gaap_IncomeTaxReconciliationDispositionOfAssets
Effective Income Tax Rate Reconciliation, Disposition of Asset, Amount
us-gaap_RelatedPartyTransactionAmountsOfTransaction
Related Party Transaction, Amounts of Transaction
Related and Nonrelated Parties [Domain]
us-gaap_WarrantDownRoundFeatureIncreaseDecreaseInEquityAmount1
Deemed dividend
Related Party Transaction [Table]
Related Party Transactions Disclosure [Text Block]
us-gaap_IncreaseDecreaseInBrokerageReceivables
Receivable from clearing brokers
Other revenue
Noninterest Income, Other Operating Income
Fair Value Hierarchy and NAV [Domain]
Other income (expenses)
Statement of Financial Position [Abstract]
us-gaap_DeferredTaxAssetsValuationAllowance
Deferred Tax Assets, Valuation Allowance
us-gaap_DividendPayableDateToBePaidDayMonthAndYear
Dividends Payable, Date to be Paid
us-gaap_NonoperatingIncomeExpense
Total other income (expenses)
Total other expenses
Principal transactions
Principal Transactions Revenue, Net
Unrealized loss included in principal transactions
Cash paid for taxes
Advisory fees
us-gaap_ReceivablesFromBrokersDealersAndClearingOrganizations
Receivable from Broker-Dealer and Clearing Organization
us-gaap_VariableInterestEntityOwnershipPercentage
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage
Variable Interest Entity, Not Primary Beneficiary [Member]
us-gaap_OtherAssets
Other
Collection of loans to employees
Professional and consulting fees
us-gaap_ProceedsFromSaleMaturityAndCollectionOfLongtermInvestments
Proceeds from Sale, Maturity and Collection of Long-Term Investments
us-gaap_PaymentsToMinorityShareholders
Payments to Noncontrolling Interests
Distributions to non-controlling interest
Warrant [Member]
Document Type
Operating costs and expenses
Document Information [Line Items]
Document Quarterly Report
us-gaap_LesseeOperatingLeaseTermOfContract
Lessee, Operating Lease, Term of Contract (Year)
Weighted-average remaining lease term - operating leases (in years) (Year)
Document Information [Table]
Antidilutive securities (in shares)
Antidilutive Securities [Axis]
Nonvested Restricted Stock Shares Activity [Table Text Block]
Entity Interactive Data Current
us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)
Document Transition Report
us-gaap_OperatingExpenses
Total operating expenses
Total operating expenses
Net (loss) income per share, basic and diluted
Basic and Diluted (in shares)
us-gaap_UnrealizedGainLossOnInvestments
Unrealized gain on long term investments
Loans to employees
Financing Receivable, after Allowance for Credit Loss
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Antidilutive Security, Excluded EPS Calculation [Table]
Basic and Diluted (in dollars per share)
Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table]
Equity Securities without Readily Determinable Fair Value [Table Text Block]
domh_ProfessionalAndConsultingFees
Professional and consulting fees
The amount of expenses for professional and consulting fees.
us-gaap_DepositsPaidForSecuritiesBorrowedAtCarryingValue
Deposits Paid for Securities Borrowed, at Carrying Value
Income Tax Jurisdiction [Axis]
Broker-Dealer Disclosure [Text Block]
Document Fiscal Period Focus
Commissions
Brokerage Commissions Revenue
Document Fiscal Year Focus
Investment, Name [Domain]
Amendment Flag
Equity Securities without Readily Determinable Fair Value [Table]
Financing Receivables [Text Block]
Common Stock [Member]
After Adjustment [Member]
After Adjustment
Other liabilities
us-gaap_IncreaseDecreaseInOtherOperatingLiabilities
Document Period End Date
Existing Warrants [Member]
Represents existing warrants.
Employee options granted (in shares)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)
Legal Entity [Axis]
Interest income
Interest and Dividend Income, Operating
Operating lease cost
Short-term lease rent expense
us-gaap_LeaseCost
Net rent expense
Business Combination [Domain]
Entity File Number
Entity Tax Identification Number
Business Combination [Axis]
Transferred over Time [Member]
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenue [Table]
Entity [Domain]
Entity Central Index Key
us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Business Combination, Voting Equity Interest Acquired, Percentage
Entity Registrant Name
srt_NetCapital
Broker-Dealer, Net Capital
Long-term equity investments
us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch
Defined Contribution Plan, Employer Matching Contribution, Percent of Match
Entity Current Reporting Status
Entity Incorporation, State or Country Code
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Domain]
Current Fiscal Year End Date
Entity Filer Category
Entity Shell Company
Entity Emerging Growth Company
Entity Small Business
us-gaap_OperatingIncomeLoss
Loss from operations
Income / (loss) from operations
us-gaap_OperatingLossCarryforwards
Operating Loss Carryforwards
us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Contract with Customer, Liability, Revenue Recognized
us-gaap_Revenues
Total revenue
Revenue
us-gaap_DividendIncomeEquitySecuritiesOperating
Dividend Income, Equity Securities, Operating
Revenues
Entity Address, State or Province
Marketable Securities [Table]
Entity Address, City or Town
Accumulated deficit
Entity Address, Address Line One
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
City Area Code
Local Phone Number
Entity Address, Postal Zip Code
Revenue from Contract with Customer [Text Block]
us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
Preferred Stock [Member]
Title of 12(b) Security
Security Exchange Name
Trading Symbol
us-gaap_EquitySecuritiesFvNiMeasurementInput
Equity Securities, FV-NI, Measurement Input
Class of Stock [Axis]
Revenue [Policy Text Block]
Related Party Transaction [Domain]
Entity Common Stock, Shares Outstanding
Accounts payable and accrued expenses
Related Party Transaction [Axis]
Earnings Per Share [Text Block]
Chief Executive Officer [Member]
Weighted average number of shares outstanding, basic and diluted
Less: Net income attributable to non-controlling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Net income attributable to non-controlling interests
Net loss before non-controlling interest and deemed dividend
Net (loss) income before non-controlling interest and deemed dividend
Net (loss) income before non-controlling interest and deemed dividend
Scenario [Axis]
Scenario [Domain]
Income taxes payable
Cash from issuance common stock for exercised warrants
Proceeds from Warrant Exercises
Options vested and exercisable, intrinsic value
Common stock, par value (in dollars per share)
Investment, Name [Axis]
Other liabilities
Basis of Accounting, Policy [Policy Text Block]
us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
Transfer to Level 2 fair value measurement
Other income
Other income
Receivable [Domain]
Sale of Stock [Domain]
us-gaap_Assets
Total assets
Total assets
Cash and cash equivalents
Cash and Cash Equivalent
us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Common Stock, Capital Shares Reserved for Future Issuance (in shares)
Dividend income
us-gaap_DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage
Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage
us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
Investment [Text Block]
Contract liabilities
Contract with Customer, Liability
us-gaap_PaymentsToAcquireBusinessesGross
Payments to Acquire Businesses, Gross
us-gaap_ContractWithCustomerLiabilityCurrent
Contract with Customer, Liability, Current
Asset Class [Domain]
Accounts and Financing Receivables [Table]
us-gaap_MarketableSecuritiesUnrealizedGainLoss
Unrealized loss on marketable securities
Unrealized loss
Interest income
us-gaap_InvestmentIncomeInterestAndDividend
Interest income
Receivable Type [Axis]
Cash paid for interest
us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Total stockholders’ equity
Balance
Balance
us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)
Stockholders’ equity
Parent [Member]
Noncontrolling Interest [Member]
us-gaap_StockholdersEquity
Total Dominari Holdings stockholders’ equity
Contract liabilities
us-gaap_IncreaseDecreaseInContractWithCustomerLiability
Forfeited, weighted average grant day fair value (in dollars per share)
us-gaap_PaymentsOfDividends
Payments of Dividends
Cash paid for dividends
Stock, Class of Stock [Table]
Other expenses
Other operating expenses
Consolidation, Less-than-Wholly-Owned Subsidiary, Parent Ownership Interest, Effect of Change [Table]
Operating lease right-of-use-assets
Right-of-use assets
domh_PolicyTable
ecd_Rule10b51ArrTrmntdFlag
Rule 10b5-1 Arrangement Terminated [Flag]
ecd_Rule10b51ArrAdoptedFlag
Rule 10b5-1 Arrangement Adopted [Flag]
us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax
Total revenue from contracts with customers
Marketable Securities [Table Text Block]