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Lease Commencement Date Lease commencement date Supplemental Cash Flow Information [Abstract] Supplemental Disclosures of Cash Flow Information Translation of Non-U.S. Currency Amounts Foreign Currency Transactions and Translations Policy [Policy Text Block] Finance lease assets, gross Finance lease assets included in furniture and equipment Statement of Financial Position Location, Balance [Axis] Investment Type [Axis] Investment Type Operating Lease, Right-of-Use Asset Operating lease assets Net Income (Loss) Attributable to Noncontrolling Interest Less: net income attributable to non-controlling interests Net Income (Loss) Attributable to Noncontrolling Interest, Total Redeemable partnership interest policy. Redeemable Partnership Interest Policy [Text Block] Redeemable Partnership Units Lessee operating lease liability payments due after year four. Lessee Operating Lease Liability Payments Due After Year Four Operating Lease Liabilities, Thereafter Document Type Document Type Goodwill and Intangible Assets, Policy [Policy Text Block] Goodwill and Intangible Assets Income Taxes Paid, Net Total income taxes paid Total income taxes paid Tax receivable agreement fair value adjustment. Tax Receivable Agreement Fair Value Adjustment Valuation adjustment to TRA related to underlying deferred tax assets Tax receivable agreement adjustment Subsidiary, Ownership Percentage, Parent Percentage ownership in a consolidated subsidiary Ownership percentage in a subsidiary Resale and registration rights agreement. Resale And Registration Rights Agreement [Member] Resale And Registration Rights Agreement Entity Central Index Key Entity Central Index Key Office space. 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Three Year Annual Vesting Period Ownership [Domain] Ownership Current Fiscal Year End Date Current Fiscal Year End Date Schedule of Long-Term Debt Instruments [Table] Debt Instrument [Table] Family office services. Family Office Services [Member] Family Office Services Document Quarterly Report Document Quarterly Report Receivables [Abstract] Customer Relationships [Member] Customer Relationships Fair Value, by Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Table] Entity Address, State or Province Entity Address State Or Province Ending Balance, Units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Beginning Balance, Units Restricted stock units unvested Stock Issued During Period, Value, Conversion of Convertible Securities Share conversion Increase (Decrease) in Accounts and Other Receivables Receivables and Due from Silvercrest Funds Investment, Name [Domain] Financial Liabilities Fair Value Disclosure Financial liabilities Financial Liabilities Fair Value Disclosure, Total Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Preferred Stock, Shares Outstanding, Beginning Balance Preferred Stock, Shares Outstanding, Ending Balance Geographical [Axis] Geographical Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender Equity, Attributable to Noncontrolling Interest Non-controlling interests Stockholders' Equity Attributable to Noncontrolling Interest, Total Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance Increase decrease in operating lease liabilities. 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Operating Leases Future Minimum Lease Commitments Due In Thereafter Operating Leases, Thereafter Related Party Transaction [Axis] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name Treasury Stock, Common, Shares Treasury stock, shares issued Treasury stock, shares Balance, Shares Balance, Shares Goodwill, Impairment Loss Impairment charges on goodwill Major Property Class [Axis] Major Property Class Portfolio and Systems Expense Portfolio and systems expense Portfolio and systems expense Preferred Stock, Value, Issued Preferred Stock, Value, Issued, Total Preferred Stock, Value, Issued, Beginning Balance Preferred Stock, Value, Issued, Ending Balance Preferred Stock, par value $0.01, 10,000,000 shares authorized; none issued and outstanding Finance lease right of use asset accumulated depreciation and amortization. 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Statement of Stockholders' Equity [Abstract] Second Anniversary Investments Equity Method Investments Municipal Notes [Member] Municipal Value Strategy Non-discretionary assets. Non Discretionary Assets [Member] Non-discretionary Assets Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Remainder of 2026 Use of Estimates, Policy [Policy Text Block] Use of Estimates Treasury Shares Common Treasury Stock, Common [Member] Treasury Stock Leasehold Improvements [Member] Leasehold Improvements Financing Receivable, Allowance for Credit Loss Allowance for credit losses on notes receivable Financing Receivable, Allowance for Credit Loss, Beginning Balance Financing Receivable, Allowance for Credit Loss, Ending Balance Entity Address, Address Line Two Entity Address Address Line2 Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Summary of Future Minimum Lease Payments under Finance Leases Tax receivable agreement with limited partners tax benefit percentage of cash savings expected to be realized. Tax Receivable Agreement With Limited Partners Tax Benefit Percentage Of Cash Savings Expected To Be Realized Percentage of cash savings expected to be realized Accumulated depreciation related to leased assets written off. Accumulated Depreciation Related To Leased Assets Written Off Accumulated depreciation Noncontrolling Interest [Member] Non-controlling Interest Debt Instrument, Name [Domain] Noncash Investing and Financing Items [Abstract] Supplemental Disclosures of Non-cash Financing and Investing Activities Prepaid Expense and Other Assets Prepaid expenses and other assets Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Schedule of Unrecognized Tax Benefits Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Segment Reporting, Other Segment Item, Amount Other segment items Plan Name [Domain] Plan Name Investment Advisory, Management and Administrative Service [Member] Management and Advisory Fees Interest Expense, Operating and Nonoperating Interest expense including amortization of deferred financing fees Interest expense Interest Expense, Total Receivable [Policy Text Block] Receivables and Due from Silvercrest Funds Entity [Domain] Entity Preferred Stock, Number of Shares, Par Value and Other Disclosure [Abstract] Preferred shares Credit Facility [Axis] Credit Facility Equity Method Investment, Ownership Percentage Maximum financial interest in affiliated investment funds Finance Lease, Liability, to be Paid, Year One 2027 Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights Restricted stock units\non-qualified stock options, granted description Non-controlling interest increase from repayment of notes receivable from partners. Non Controlling Interest Increase From Repayment Of Notes Receivable From Partners Repayment of notes receivable from partners Amendment and Restatement Agreement Amendment and Restatement Agreement [Member] Amendment and Restatement Agreement. Defined contribution plan name. Defined Contribution Plan Name Defined contribution plan name Related and Nonrelated Parties [Axis] Related Party Disclosure soft dollar arrangements additional information. Disclosure Soft Dollar Arrangements Additional Information Detail [Abstract] Property, Plant and Equipment, Policy [Policy Text Block] Furniture, Equipment and Leasehold Improvements Accounting Standards Update [Extensible Enumeration] Entity Address, City or Town Entity Address City Or Town Number of Reportable Segments Number of reportable segment Security Exchange Name Security Exchange Name Credit Facility [Domain] Credit Facility Property, Plant and Equipment, Gross Total cost Property, Plant and Equipment, Gross, Total Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Ending Balance Intangible Assets, Net Intangible Assets Disclosure [Text Block] Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income before provision for income taxes Deferred tax and other liabilities. Deferred Tax And Other Liabilities Deferred tax and other liabilities Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] Long-lived Assets Percentage of asset management fees beyond threshold limit. Percentage Of Asset Management Fees Beyond Threshold Limit Percentage of asset management fee on balance Debt Instrument, Increase, Accrued Interest Accrued, unpaid interest Deferred tax and other liabilities. Deferred Tax and Other Liabilities [Member] Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Total Interest Paid, Excluding Capitalized Interest, Operating Activity Interest Measurement Basis [Axis] Measurement Basis Statistical Measurement [Domain] Statistical Measurement Share-Based Payment Arrangement, Expense Compensation expense Document Period End Date Document Period End Date Title and Position [Axis] Title of Individual Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV Operating leases future minimum payments due from sublease lease rentals reminder of fiscal year. Operating Leases Future Minimum Payments Due From Sublease Lease Rentals Reminder Of Fiscal Year Non-cancellable Subleases, Remainder of 2026 Goodwill. Goodwill [Abstract] Non cash financing and investing activities accrued dividends. Non Cash Financing And Investing Activities Accrued Dividends Accrued dividends Cash equivalents, fair value disclosure. Cash Equivalents Fair Value Disclosure Cash equivalents Debt Instrument, Description of Variable Rate Basis Debt instrument variable interest rate basis Statement of Financial Position [Abstract] Restricted Stock Units (RSUs) [Member] Restricted Stock Units Vesting [Axis] Vesting Class of Stock [Axis] Class of Stock Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] Net deferred tax liability Deferred Tax Liabilities, Net Deferred Tax Liabilities, Net, Total Compensation and Employee Benefit Plans [Text Block] Defined Contribution and Deferred Compensation Plans Seed Investment Value Seed investment value. Seed investment value Other Receivables Due from Silvercrest Funds Other receivables Common stock holding rights percentage. Common Stock Holding Rights Percentage Common stockholders rights percentage Current Income Tax Expense (Benefit) Current Income Tax Expense (Benefit), Total Current tax (benefit) expense Upfront fee Debt Instrument, Upfront Fee Debt instrument, upfront fee. Liabilities Total liabilities Operating leases future minimum lease commitments due. Operating Leases Future Minimum Lease Commitments Due Operating Leases, Total Purchase of shares of Class A common stock excise tax accrual Non Cash Financing and Investing Activities Purchase of Shares of Common Stock Excise Tax Accrual Non cash financing and investing activities purchase of shares of common stock excise tax accrual. Equity Method Investments [Policy Text Block] Equity Method Investments Lessee, Operating Lease, Liability, to be Paid, Year Two Operating Lease Liabilities, 2028 Soft dollar arrangements. Soft Dollar Arrangements [Abstract] Soft Dollar Arrangements [Abstract] Restricted Stock Restricted Stock [Member] Finance Lease, Right-of-Use Asset, Amortization Amortization of ROU assets NEW YORK New York State/City Finite-Lived Intangible Assets, Gross Cost of intangible assets gross, ending balance Cost of intangible assets gross, beginning balance Finite-Lived Intangible Assets, Gross, Total Weighted Average Number of Shares Outstanding, Diluted Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Securities Act File Number Entity File Number Investments and fair value measurement disclosure. Investments And Fair Value Measurement Disclosure [Text Block] Investments and Fair Value Measurements Payments of Ordinary Dividends, Common Stock Dividends paid on Class A common stock Cash equivalent maximum maturity period. Cash Equivalent Maximum Maturity Period Cash equivalents, maximum maturity period Cover [Abstract] Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total Operating leases future minimum lease commitments due in four years. Operating Leases Future Minimum Lease Commitments Due In Four Years Operating Leases, 2030 Assets acquired under capital leases Lease Obligation Incurred Investments [Domain] Investments SINGAPORE Singapore Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Shares reserved for issuance, authorized Number of Operating Segments Number of operating segment Sale of Stock [Domain] Sale of Stock General and Administrative Expense, Total General and Administrative Expense General and administrative Assets under management third threshold limit for asset management fee Assets Under Management Third Threshold Limit for Asset Management Fee Assets under management third threshold limit for asset management fee. Percentage of Asset Management Fees Above Threshold Limit Percentage of asset management fees above threshold limit. Percentage of asset management fees above threshold limit Net book value Finite-Lived Intangible Assets, Net Intangible assets, net Finite-Lived Intangible Assets, Net, Beginning Balance Finite-Lived Intangible Assets, Net, Ending Balance Line of Credit Facility, Interest Rate During Period Credit facility, fixed interest rate Operating lease rent expense, net Notes receivable from new partners issued for capital contribution. Notes Receivable From New Partners Issued For Capital Contribution Notes receivable from new partners issued for capital contributions to Silvercrest L.P. Issuance of notes receivable to partners Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price Fair Value per unit Fair Value per unit Property, Plant and Equipment, Useful Life Property, plant and equipment, useful life New Accounting Pronouncements, Policy [Policy Text Block] Recent Accounting Developments Summary of Future Minimum Lease Payments and Rentals under Lease Agreements For Office Space Stock Issued During Period, Shares, Conversion of Convertible Securities Share conversion, Shares Share conversion, Shares Cancellation of Class B common stock upon exchange of Class B units for Class A common stock Ownership [Axis] Ownership Other Capitalized Property Plant and Equipment [Member] Other Fixed Assets Atlanta, GA [Member] Atlanta, GA. Atlanta, GA Schedule of finance lease right of use asset. Schedule Of Finance Lease Right Of Use Asset Table [Text Block] Assets Relating to Finance Leases Included in Equipment Unrecognized Tax Benefits, Period Increase (Decrease) Unrecognized Tax Benefits, Period Increase (Decrease), Total Unrecognized tax benefits reserved Financial Liabilities Fair Value Disclosure [Abstract] Financial liabilities: Depreciation Depreciation expense Depreciation expense Depreciation, Total Reported Value Measurement [Member] Carrying Amount Common Stock, Shares, Outstanding Balance, Shares Balance, Shares Common stock, shares outstanding Depreciation, Depletion and Amortization Depreciation and amortization Depreciation, Depletion and Amortization, Total Document Transition Report Document Transition Report Deferred Tax Assets, Net Net deferred tax assets Deferred Tax Assets, Net, Total Operating Expenses Total expenses Asset Impairment Charges Impairment charges related to equity method investments Asset Impairment Charges, Total Receivable [Domain] Receivable Line of credit facility draw date. Line Of Credit Facility Draw Date Credit facility draw date Payments for Repurchase of Common Stock Purchase of shares of Class A common stock of Silver crest Asset Management Group Inc. Purchase of shares of Class A common stock of Silvercrest Asset Management Group Inc. Line Of Credit Facility Maturity Extension Period Line of credit facility, maturity extension period. Credit facility maturity extension period Statement of Cash Flows [Abstract] Number of shares returned to equity incentive plan Number Of Shares Returned To Incentive Plan Number of shares returned to incentive plan. Current Federal Tax Expense (Benefit) Corporate tax (benefit) expense Stock Issued During Period, Value, New Issues Issuance of Class B shares, Value Share-Based Payment Arrangement, Option, Activity [Table Text Block] Summary of NQO Grants Assets, Fair Value Disclosure [Abstract] Financial Assets: Operating Activities [Domain] Equity Equity [Text Block] Accounts and Financing Receivables [Table] Schedule Of Accounts Notes Loans And Financing Receivable [Table] Finite-Lived Intangible Assets [Line Items] Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Summary of RSU Grants Net income attributable to Silvercrest Commitments and contingencies. Commitments And Contingencies [Table] Commitments And Contingencies [Table] Asset under management first threshold limit for asset management fee. Assets Under Management First Threshold Limit For Asset Management Fee Asset under management, first threshold limit Operating Lease, Cost Operating Lease Cost Partners' Capital Account, Distributions Partnership distributions, amount Partners' Capital Account, Distributions, Total Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Fair value assumptions, dividend Accounts Receivable, before Allowance for Credit Loss Receivables Finance lease costs. Finance Lease Costs [Abstract] Financing Lease Cost: Assets [Abstract] Assets Income Tax Authority, Name [Axis] Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Fair value assumptions, risk free rate Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets, Total Stock Repurchase Program Expiration Month Year Stock repurchase program expiration month year. Stock repurchase program, expiration period Cortina Asset Management, LLC Cortina Asset Management, Limited Liability Company. Cortina Asset Management Limited Liability Company [Member] Cortina Document Fiscal Year Focus Document Fiscal Year Focus Cash Flows from Investing Activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Retirement Benefits [Abstract] Interest Expense, Nonoperating, Total Interest Expense, Nonoperating Interest expense Interest expense Defined Contribution Plan, Employer Matching Contribution, Percent of Match Silvercrest matching contribution percentage Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Equity-based compensation Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture, Total Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] Non-controlling Interest Stock Conversion Description [Axis] Stock Conversion Description Finite-Lived Intangible Asset, Expected Amortization, Year One 2027 Stock issued during period adjustments to additional paid in capital deferred tax shares. Stock Issued During Period Adjustments To Additional Paid In Capital Deferred Tax Deferred tax, net of amounts payable under tax receivable agreement,Shares Private Equity Funds [Member] Private Funds Shares availble to grant Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Remaining availablefor Grant Share-based compensation arrangement by share-Based payment award, number of shares remaining availablefor grant. Fair Value Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Lessee, Operating Lease, Liability, to be Paid, Year One Operating Lease Liabilities, 2027 Operating leases future minimum payments due from sublease rentals year three. Operating Leases Future Minimum Payments Due From Sublease Rentals Year Three Non-cancellable Subleases, 2029 Income Tax Examination, Description Income tax settlement Long-Term Line of Credit Outstanding borrowings under credit facility Borrowings under credit facility Long-term Line of Credit, Total Debt Instrument [Axis] Share-Based Payment Arrangement [Abstract] Assets, Fair Value Disclosure, Total Assets, Fair Value Disclosure Financial assets Sale of Stock [Axis] Sale of Stock Cortina equity portfolios. Cortina Equity Portfolios [Member] Cortina Equity Portfolios Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash used in investing activities Party to a partnership business who has both unlimited and limited liability. General Partner And Limited Partner [Member] Partners Finance Lease, Weighted Average Remaining Lease Term Weighted-average remaining lease term – finance leases (months) Title of 12(b) Security Title of 12(b) Security Employee-related Liabilities Accrued compensation Employee-related Liabilities, Total Fair Value per unit, Forfeited Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Related and Nonrelated Parties [Domain] Related Party Income Tax Disclosure [Text Block] Income Taxes Non Rule 10b5-1 Arr Modified Flag Non Rule 10b5-1 Arr Modified Flag. Non-Rule 10b5-1 Arrangement Modified Percentage of asset management fees on fourth threshold limit Percentage of Asset Management Fees on Fourth Threshold Limit Percentage of asset management fees on fourth threshold limit. Written notice period for termination of investment management agreements after receiving threshold affirmative vote. Written Notice Period For Termination Of Investment Management Agreements After Receiving Threshold Affirmative Vote Prior written notice period after receiving the affirmative vote, to terminate investment management agreements Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Operating Lease Liabilities, Remainder of 2026 Document Information [Table] Document Information [Table] Fixed Income Investments [Member] Fixed Income Portfolios Finance lease assets, net Assets acquired under capital leases Finance lease assets Finance lease assets, net Legal Entity [Axis] Legal Entity Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Cash flows due to changes in operating assets and liabilities: Property, Plant and Equipment [Table Text Block] Summary of Furniture, Equipment and Leasehold Improvements, Net Accounts Receivable, after Allowance for Credit Loss, Related Party [Extensible Enumeration] Income Tax Disclosure [Abstract] Unrecognized Tax Benefits Unrecognized Tax Benefits, Ending Balance Unrecognized Tax Benefits, Beginning Balance Unrecognized tax benefits total reserve Additional Paid-in Capital [Member] Additional Paid-In Capital Measurement Frequency [Domain] Measurement Frequency Share Repurchase Program, Authorized, Amount Stock repurchase program, authorized amount Statement of Income Location, Balance [Axis] Income Statement Location Change in accounting principle, accounting standards update, adoption date Change in Accounting Principle, Accounting Standards Update, Adoption Date Trading Symbol Trading Symbol Equity Method Investments, Fair Value Disclosure Financial Assets, Investments Intangible Asset, Finite-Lived [Table] Property, Plant and Equipment Disclosure [Text Block] Furniture, Equipment and Leasehold Improvements, Net Related Party Transaction [Table] Schedule Of Related Party Transactions By Related Party [Table] Director [Member] Board of Directors Schedule of Finite-Lived Intangible Assets [Table Text Block] Summary of Intangible Assets, net Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash Flows from Financing Activities Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Percentage of commitment fee Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Fair value assumptions, expiration Occupancy and Related Expenses Occupancy and related expenses Occupancy and related Fair Value, Recurring [Member] Fair Value, Measurements, Recurring Lessee, Operating Lease, Liability, to be Paid Operating Lease Liabilities, Total Conversion of Stock, Name [Domain] Conversion of Stock, Name Equity Components [Axis] Equity Components Income taxes disclosure. Income Taxes Disclosure [Line Items] Income Taxes Disclosure [Line Items] Assets Under Management Fourth Threshold Limit for Asset Management Fee Assets under management fourth threshold limit for asset management fee. Assets under management fourth threshold limit for asset management fee Unrealized gain/loss Nonoperating Income (Expense) Total other (expense) income, net MW commodity advisors LLC. M W Commodity Advisors L L C [Member] MW Commodity Advisors, LLC Equity Component [Domain] Equity Component Payments from partners on notes receivable. Payments From Partners On Notes Receivable Payments from partners on notes receivable Asset Class [Axis] Asset Class Other State and Local Tax Jurisdiction, Other [Member] Business Combination [Axis] Business Acquisition Postemployment Benefits [Abstract] Income Tax Expense Benefit Related To Noncontrolling Interests Income tax expense benefit related to noncontrolling interests. Income tax expense benefit related to noncontrolling interests Full recourse. Full Recourse [Member] Full Recourse Financing Receivable, after Allowance for Credit Loss Ending balance Beginning balance Notes receivable from partners Financing Receivable, after Allowance for Credit Loss, Total Fair Value per unit, Exercised Share-Based Compensation Arrangement by Share-Based Payment Award Options NonVested Exercised Weighted Average Grant Date Fair Value Share-based compensation arrangement by share-based payment award options nonvested exercised weighted average grant date fair value. Common Stock, Voting Rights Common stock, voting rights Amount of finance lease cost. Finance Lease Cost Total Intangible Assets, Net (Excluding Goodwill) [Abstract] Maximum [Member] Maximum Statistical Measurement [Axis] Statistical Measurement Finite-Lived Intangible Assets, Accumulated Amortization Accumulated amortization, ending balance Accumulated amortization, beginning balance Common Stock, Value, Issued Common stock, value Common Stock, Value, Issued, Total Common Stock, Value, Issued, Beginning Balance Common Stock, Value, Issued, Ending Balance Two thousand twelve equity incentive plan. Two Thousand Twelve Equity Incentive Plan [Member] 2012 Equity Incentive Plan Finance Lease, Principal Payments Principal payments on financing leases Line of Credit Facility, Expiration Date Credit facility maturity date City national bank. City National Bank [Member] City National Bank Balance Total equity Equity, Including Portion Attributable to Noncontrolling Interest Balance Percentage of performance fees. Percentage Of Performance Fees Percentage of performance fees Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of Future Amortization Related to Intangible Assets New Notes Receivable Issued to Partners New notes receivable issued to partners. New notes issued to partners Income taxes Income Taxes Paid, Net [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Fair value assumptions, volatility Preferred Stock, Shares Authorized Preferred stock, shares authorized Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class Rule 10b5-1 Arr Modified Flag Rule 10b5-1 Arr Modified Flag. Rule 10b5-1 Arrangement Modified Annual yearly payments Debt Instrument, Annual Principal Payment Lender Name [Axis] Lender Name Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Employee Stock [Member] Employee Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts Notes And Loans Receivable [Line Items] Entity Registrant Name Entity Registrant Name Debt Disclosure [Text Block] Debt Periodic payment, principal Debt Instrument, Periodic Payment, Principal Finite-Lived Intangible Asset, Expected Amortization, Year Two 2028 Treasury Stock, Shares, Acquired Treasury stock, purchased Purchase of shares of Class A common stock of Silvercrest Asset Management Group Inc. Purchase of shares of Class A common stock of Silvercrest Asset Management Group Inc, Shares Purchase of shares of Class A common stock of Silvercrest Asset Management Group Inc., Shares Other Nonoperating Income (Expense) Other (expense) income, net Other Nonoperating Income (Expense), Total Issuance of Class B common stock upon conversion of Class B units to Class A common stock Conversion of Stock, Shares Issued Issuance of Class A common stock upon exchange of Class B units for Class A common stock Finite-Lived Intangible Asset, Expected Amortization, Year Three 2029 Income Tax Expense (Benefit) Provision for income taxes Income Tax Expense (Benefit), Total Write off of leased assets. Write Off Of Leased Assets Leased assets write off Measurement Frequency [Axis] Measurement Frequency Common Stock, Dividends, Per Share, Cash Paid Common stock dividends, per share Percentage of asset management fee on first threshold limit. Percentage Of Asset Management Fees On First Threshold Limit Percentage of asset management fee on first threshold limit SAM Alternative Solutions, Inc. Sam Alternative Solutions Inc [Member] Sam Alternative Solutions Inc Payments from partners on issuance of Class B shares Proceeds from Issuance of Common Stock Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Related Party Transaction, Terms and Manner of Settlement Term of promissory notes receivable Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Consolidation Items [Axis] Acquisition of furniture, equipment and leasehold improvements Payments to Acquire Property, Plant, and Equipment Payments to Acquire Property, Plant, and Equipment, Total Granted, Units Restricted stock units granted Granted, Units Assets Total assets Property, Plant and Equipment [Table] Schedule Of Property Plant And Equipment [Table] Income Tax Paid, State and Local, after Refund Received Income Tax Paid, State and Local, after Refund Received, Total State Income Statement [Abstract] Share-Based Payment Arrangement [Policy Text Block] Equity-Based Compensation Deferred tax expense Deferred Income Tax Expense (Benefit) Deferred income taxes Deferred tax expense Deferred Income Tax Expense (Benefit), Total Marathon Capital Group, LLC. Marathon Capital Group L L C [Member] Marathon Capital Group, LLC Business and organization. Business And Organization [Line Items] Business And Organization [Line Items] John Allen Gray [Member] John Allen Gray. Issuance of Class B shares, Shares Issuance of common stock Issuance of common stock upon vesting of restricted stock units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Vested, Units Diluted Earnings Per Share, Diluted Earnings Per Share, Diluted, Total Operating Segments Operating Segments [Member] Two thousand twenty four share repurchase program. Two Thousand Twenty Four Share Repurchase Program [Member] 2024 Repurchase Program Title and Position [Domain] Title of Individual Non qualified options member Non Qualified Options [Member] Non-Qualified Stock Options Non-Qualified Stock Options City Area Code City Area Code Tax receivable agreement with limited partners tax benefit percentage of cash savings to be paid. Tax Receivable Agreement With Limited Partners Tax Benefit Percentage Of Cash Savings To Be Paid Tax receivable agreement with limited partner, percentage of cash savings to be paid Written notice period for termination of investment management agreements. Written Notice Period For Termination Of Investment Management Agreements Prior written notice period to terminate investment management agreements Payments of Capital Distribution Distributions to partners Proceeds from Lines of Credit Proceeds from Lines of Credit, Total Borrowings under credit facility Line of credit facility number of installments. Line Of Credit Facility Number Of Installments Credit facility, number of installments Line of Credit Facility, Maximum Borrowing Capacity Credit facility, borrowing capacity Other Intangible Assets [Member] Other Intangible Assets Repayment of notes receivables. Repayment Of Notes Receivables Repayment of notes Repayment of notes Lines of Credit, Fair Value Disclosure Borrowings under credit facility Granted In May 2024 Granted In May Two Thousand And Twenty Four [Member] Granted In May Two Thousand And Twenty Four. Weighted-average remaining lease term - operating leases (months) Operating Lease, Weighted Average Remaining Lease Term Lease Expiration Date Lease expiration date Award Date [Axis] Share Based Compensation Award Tranche Four Member Share Based Compensation Award Tranche Four [Member] Fourth Anniversary Letter of Credit [Member] Letter of Credit Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Distributions received from investment funds Proceeds from Equity Method Investment, Distribution Property, Plant and Equipment, Net Furniture, equipment and leasehold improvements, net Furniture, equipment and leasehold improvements, net Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Ending Balance Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total Operating Income (Loss) Income before other (expense) income, net Award Date [Domain] Retained Earnings [Member] Retained Earnings Income tax expense (benefit) for discrete items. Income Tax Expense Benefit For Discrete Items Income tax expense (benefit) for discrete items Share-Based Payment Arrangement, Noncash Expense Equity-based compensation Share-based Payment Arrangement, Noncash Expense, Total Non-cash lease expense. Non Cash Lease Expense Non-cash lease expense Non-cash lease expense Weighted-average discount rate Operating Lease, Weighted Average Discount Rate, Percent Incentive Distribution Policy, Managing Member or General Partner, Description [Policy Text Block] Partner Distributions Fair Value, Inputs, Level 1 [Member] Level 1 Class of Stock [Line Items] Class Of Stock [Line Items] Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash used in financing activities Lease, Cost [Table Text Block] Summary of Components of Lease Expenses Change in accounting principle, accounting standards update, Adopted Change in Accounting Principle, Accounting Standards Update, Adopted [true false] Foreign Subsidiary in Ireland Revenue Commissioners, Ireland [Member] Nonoperating Income (Expense) [Abstract] Other (expense) income, net Other income (expense), net Accounting Standard Update 2020-04. Accounting Standard Update 2020-04 [Member] ASU 2020-04 Income Tax Jurisdiction [Domain] Entity Interactive Data Current Entity Interactive Data Current Share based compensation expense assumed forfeiture rate. Share Based Compensation Expense Assumed Forfeiture Rate Compensation expense forfeiture rate Statement of Income Location, Balance [Domain] Income Statement Location Fair Value Measurement Fair Value Measurement [Domain] Cash Flows from Operating Activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Furniture and Fixtures [Member] Furniture and Equipment Other Receivable, after Allowance for Credit Loss, Related Party [Extensible Enumeration] Assets under management, threshold limit for asset management fee. Assets Under Management Threshold Limit For Asset Management Fee Asset under management, threshold limit Earn outs paid related to acquisitions related to financing activities. Earn Outs Paid Related To Acquisitions Related To Financing Activities Contingent purchase price payment Earn-outs paid related to acquisitions Issuance Of Notes Receivable Issuance of notes receivable. Issuance of notes receivable Entity Tax Identification Number Entity Tax Identification Number Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Equity Revenues [Abstract] Revenue Recognition of tax receivable agreement liability. Recognition Of Tax Receivable Agreement Liability Recognition of tax receivable agreement liability Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Schedule of Common Stock Outstanding Repayments of Notes Payable Repayments of notes payable Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Organization and Business Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Receivables, Net Income Tax Authority, Name [Domain] Local Phone Number Local Phone Number Related Party Transaction [Domain] Outsourced chief investment officer portfolios. Outsourced Chief Investment Officer Portfolios [Member] Outsourced Chief Investment Officer Portfolios Managed Accounts [Member] Managed Accounts Managed accounts Unrecognized compensation expense related to unvested awards Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Weighted Average Number of Shares Outstanding, Diluted [Abstract] Weighted average shares outstanding Finance Lease, Liability, to be Paid, Year Two 2028 Other Receivables Gross Other receivables gross. Other receivables Line of Credit Facility, Interest Rate Description Credit facility, interest rate description Accounting Policies [Abstract] Common Stock, Number of Shares, Par Value and Other Disclosure [Abstract] Common shares Revenue from Contract with Customer, Excluding Assessed Tax Total revenue Revenue from Contract with Customer, Excluding Assessed Tax, Total Income from fees Lessee, Operating Lease, Liability, to be Paid, Year Four Operating Lease Liabilities, 2030 Connecticut CONNECTICUT Class of Stock [Domain] Class of Stock Labor and Related Expense Compensation and benefits Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Shares reserved for issuance Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Recognition period of unrecognized compensation expense related to unvested awards Office Equipment [Member] Office Equipment Operating Leases Future Minimum Lease Commitments Due In One Year Operating Leases Future Minimum Lease Commitments Due In One Year Operating Leases, 2027 Soft dollar credits. Soft Dollar Credits Soft dollar credits Affiliated Entity [Member] Affiliated Entity Stock, Class of Stock [Table] Schedule Of Stock By Class [Table] Goodwill, Impaired, Accumulated Impairment Loss Ending, Accumulated impairment losses Beginning, Accumulated impairment losses Entity Emerging Growth Company Entity Emerging Growth Company