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Disclosure - Leases - Schedule of Future Maturities of Operating Lease Payments (Details) 2 link:presentationLink link:calculationLink link:definitionLink 995845 - Disclosure - Leases - Summary of Additional Information Related to PSCM's Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 995855 - Disclosure - Leases - Summary of Future Sublease Income Payments (Details) link:presentationLink link:calculationLink link:definitionLink 995865 - Disclosure - Segment Information - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 995875 - Disclosure - Subsequent Events - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink Accrued Employee Benefits, Current Accrued compensation and benefits Entity Incorporation, State or Country Code Statement of Financial Position Location, Balance [Domain] Increase (Decrease) in Accounts Payable Increase (Decrease) in Accounts Payable, Total Accounts payable Entity Current Reporting Status Other Commitment Other Commitment, Total Other commitments or contingencies Operating Expenses [Abstract] Expenses Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Product and Service [Axis] Document Fiscal Period Focus Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Debt Instrument, Interest Rate, Stated Percentage Interest rate percentage Entity Shell Company Legal Entity of Counterparty, Type [Axis] Performance Fee Receivable Performance fee receivable. Performance fee receivable HHH Share Purchase Agreement [Member] HHH Share Purchase Agreement HHH share purchase agreement. Cash and Cash Equivalent Cash and Cash Equivalent, Total Cash and cash equivalents Schedule of Maturities of Long-Term Debt [Table Text Block] Summary of Partnership and its Subsidiaries Outstanding Debt Common Stock, Shares, Issued Additional common shares granted Common shares purchased, shares Nonemployees [Member] Nonemployees Nonemployees [Member] Statement [Table] Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Right-of-use asset balance changes due to new / remeasured operating lease liabilities Right-of-use asset balance changes due to new / remeasured operating lease liabilities Increase (Decrease) in Prepaid Expense Prepaid expenses Management fee return percentage Management Fee Return Percentage Management fee return percentage. Valuation, Income Approach [Member] Income Approach Pershing Square, L.P. Pershing Square, L.P. [Member] Pershing Square, L.P. Partners' Capital Notes [Abstract] Percentage of Number of Pershing Square Holdco Shares Issued and Outstanding Percentage of number of pershing square holdco shares issued and outstanding. Percentage of number of pershing square holdco shares issued and outstanding Accumulated depreciation, net Property, Plant, and Equipment, Owned, Accumulated Depreciation Less: Accumulated Depreciation and Amortization Subtenant Paid For Rent Subtenant paid for rent. Subtenant paid for rent Fixed Assets and Leasehold Improvements, Net of Accumulated Depreciation and Amortization Fixed Assets and Leasehold Improvements, Net of Accumulated Depreciation and Amortization [Policy Text Block] Fixed Assets and Leasehold Improvements, Net of Accumulated Depreciation and Amortization. Statement [Line Items] Entity Filer Category Investment Performance [Member] Performance Fees Total liabilities and partners' capital Liabilities and Equity Total liabilities and equity Debt Instrument [Line Items] Base Management Fee Base Management Fee [Member] Base Management Fee [Member] Lessor Operating Lease Payment To Be Received After Year Four Lessor Operating Lease Payment To Be Received After Year Four Thereafter Long-Term Debt, Maturity, Year Three 2029 Statement of Partners' Capital [Abstract] Long-Lived Tangible Asset [Axis] Reimbursement Limit Of Transaction Expenses Reimbursement limit of transaction expenses. Reimbursement limit of transaction expenses Shares Issued, Price Per Share Common shares price per share Subsequent Event [Line Items] Interest income Investment Income, Interest Pershing Square Holdco Share Agreement [Member] Pershing Square Holdco share agreement. PSH Share Agreement Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Restricted Cash Partnership Partnership [Member] Management Fees Amortization Period Management fees amortization period. Management fees amortization period Term loan period Loan, Held-for-Sale, Term Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Safe harbor contribution Variable Management Fee [Member] Variable Management Fee [Membe] Variable Management Fee Measurement Input, Net FRE Multiples [Member] Measurement input, net FRE multiples. Net FRE Multiples Sublease commencement date Sublease Commencement Date Sublease commencement date. Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Abstract] Significant Accounting Policies [Text Block] Significant Accounting Policies Property, Plant and Equipment [Line Items] Permanent Profits Interests Forfeited Permanent profits interests forfeited. Permanent profits-interests forfeited Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Non Cash Lease Expense Adjustment to reconcile net income to cash provided by (used in) operating activity, non cash lease expense. Non-cash lease expense Performance Stock Units [Member] Performance stock units. PSUs Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Investment, Name [Axis] Accounting policies [Line items]. Accounting Policies [Line Items] Increase (Decrease) in Accounts Receivable Performance fees receivable Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: Long Term Incentive Plan Long Term Incentive Plan [Policy Text Block] Long Term Incentive Plan. Entity Small Business Valuation, Market Approach [Member] Market Approach Partners' Capital, Including Portion Attributable to Noncontrolling Interest Total partners' capital Beginning balance Ending balance Management Fees Gross Management fees gross. Management fees Total Management Fees - Gross Total Management Fees - Gross Proceeds from Issuance Initial Public Offering Transaction Expenses Transaction expenses Transaction expenses Organization, Consolidation and Presentation of Financial Statements [Abstract] Travel and Entertainment Expense Travel and entertainment Payments of Dividends Payments of Dividends, Total Payments for capital distributions Amortization of Deferred Charges Amortization of Deferred Charges, Total Premium amortization recognized as contra-revenue Less: Amortization of HHH Premium Net of contra-revenue Lease Contractual Term [Axis] Leases [Abstract] Amendment Flag Product and Service [Domain] Liabilities and Equity [Abstract] Liabilities and Equity Entity Address, Postal Zip Code Net cash provided by (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Increase (Decrease) in Operating Lease Liability Operating lease liabilities Operating lease liabilities Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description New grants of permanent profits-interests New grants of permanent profits-interests. 2027 Long-Term Debt, Maturity, Year One Lessee, Operating Lease, Liability, to be Paid, Year Three 2029 Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total Less: Accumulated Depreciation and Amortization Other Operating Income (Expense), Net Total other income (loss) Performance Allocation Amount Earned Performance allocation amount earned. Performance allocation amount earned Entity Address, Address Line One Compensation Expense On Unvested Permanent Profits Interests Compensation expense on currently unvested permanent profits-interests. Compensation expense on currently unvested permanent profits-interests Income Tax, Policy [Policy Text Block] Income Taxes Loss Contingency Accrual Loss Contingency Accrual, Ending Balance Loss Contingency Accrual, Beginning Balance Litigation accrual Overallotment Option Period Granted Overallotment option period granted. Overallotment option period granted Supplemental disclosures: Supplemental Cash Flow Information [Abstract] Pass Through Entity Tax Accrued Pass-through entity tax accrued. PTET accruals Investment in Pershing Square, L.P. Increase Decrease in Investment Increase decrease in investment. Statement of Financial Position Location, Balance [Axis] Operating Lease, Right-of-Use Asset Lease right-of-use assets Operating lease assets Net Income (Loss) Attributable to Noncontrolling Interest Less: Net (income) loss attributable to non-controlling interest Net income (loss) attributable to non-controlling interest Tranche A Limited Partnership Interests Tranche A Limited Partnership Interests [Member] Tranche A limited partnership interests. Document Type Income Taxes Paid, Net Income Taxes Paid, Net, Total Cash paid during the period for income tax expense Cash paid during the period for income tax Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Subsidiary, Ownership Percentage, Parent Minority interest ownership percentage Ownership percentage Aggregate Liquidity Amount Aggregate liquidity amount. Aggregate liquidity amount required Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Entity Central Index Key NEOX Public Benefit LLC NEOX Public Benefit LLC [Member] NEOX Public Benefit LLC. Payments for (Proceeds from) Tenant Allowance Improvement allowance Increase Decrease in Taxes Payable Increase decrease in taxes payable. Taxes payable Valuation Approach and Technique [Axis] Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Net change in cash and cash equivalents and restricted cash Subsequent Event Type [Domain] Deferred Tax Assets, Equity Method Investments Deferred asset Investment amount of calculated share multiplied by publicly traded shares Investment Amount Of Calculated Share Multiplied By Publicly Traded Shares Investment amount of calculated share multiplied by publicly traded shares. Lessee Operating Lease Option To Extend Term Lessee operating lease option to extend term. Lessee, operating lease, option to extend term PS Management GP, LLC [Member] PS Management GP, LLC. PSCM GP UBS Select 100 Percent US Treasury Preferred Fund Class T [Member] UBS Select 100% US Treasury Preferred Fund Class T. UBS Select 100% US Treasury Preferred Fund Class T Liabilities [Abstract] Liabilities Reimbursement Costs Expected to Pay Directly to Subtenant Period Reimbursement costs expected to pay directly to subtenant period. Reimbursement costs expected to pay directly to subtenant, period Partners' Capital Account, Contributions Capital contributions Debt Disclosure [Abstract] Variable Performance Fee Received Variable performance fee received. Variable performance fee received Performance Fee Fixed Percentage Performance fee fixed percentage. Performance fee percentage Ownership [Domain] Current Fiscal Year End Date Increase Decrease in Affiliates Fee Rebate Payable Increase aecrease in affiliates fee rebate payable. Affiliates fee rebate payable Schedule of Long-Term Debt Instruments [Table] Payments for Office Related Services Payments for office-related services. Payments for office-related services Performance allocation percentage Performance Allocation Percentage Performance allocation percentage. Document Quarterly Report Components of Profit-Sharing Partner Compensation Expense [Table Text Block] Components of profit-sharing partner compensation expense. Components of Profit-Sharing Partner Compensation Expense Entity Address, State or Province Distributions payable to partners Distribution Payable Shares outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Beginning Balance Revolving Credit Arrangement [Member] Revolving credit arrangement. Revolving Credit Arrangement Investment, Name [Domain] Debt Issuance Costs, Gross Debt issuance costs Term Loan Term Loan [Member] Term loan. Pershing Square Holdco GP, LLC General Partner [Member] Other General and Administrative Expense Other expenses Accrued Exchange Fee Rebate Affiliates fee rebate payable Professional Fees Professional fees West Side Services LLC [Member] West Side Services LLC. West Side Services Increase (Decrease) in Deferred Income Taxes Deferred tax liability Subsequent Event [Member] Subsequent Event Reduction in management fees Reduction in Management Fees Reduction in management fees. Equity Method Investment, Nonconsolidated Investee [Domain] Long-Term Debt, Maturity, Remainder of Fiscal Year 2026 (Remaining) Fair Value Measurement Inputs and Valuation Techniques [Table] Impairment Charges Impairment charges. Impairment charges Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Grant date fair value amount Borrowed Amount Borrowed amount. Borrowed amount Interest Expense, Debt Interest Expense, Debt, Total Interest Expense Employee Benefit Plan Employee Benefit Plan [Policy Text Block] Employee Benefit Plan. Office Costs Office costs. Office costs Cash and Cash Equivalents [Domain] M Units Member M Units. M Units Performance allocation Performance Allocation Amount Performance allocation amount. Amortization period of deferred asset on straight-line basis. Amortization Period Of Deferred Asset On Straight Line Basis Amortization period of deferred asset on straight-line basis Lessee, Operating Lease, Option to Extend Lessee, operating lease, option to extend description Debt Instrument, Maturity Date Maturity date Minimum [Member] Minimum HHH Services Agreement [Member] HHH services agreement. HHH Services Agreement Financial Instrument [Axis] Pershing Square Holdings, Ltd. [Member] Pershing Square Holdings, Ltd. Pershing Square Holdings, Ltd. Equity Method Investments [Table Text Block] Summary of Financial Information of Equity Method Investment Partners' Capital Partners' Capital, Ending Balance Partners' Capital, Beginning Balance Partners' Capital, Total Partners' capital controlling interests Capital balance Payments for Office Space Payments for office space. Payments for office space Amortization of Intangible Assets Amortization of deferred HHH Services Agreement premium Estimated Premium Amortization Expense, Year Five Estimated premium amortization expense, year five. Estimated amortization expense related to HHH premium Segment Reporting [Abstract] Unrealized Gain (Loss) on Investments Unrealized gain (loss) on investment in Pershing Square, L.P. held at fair value Unrealized (loss) gain on investment Related Party Transactions [Abstract] Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block] Summary of Future Sublease Income Payments Sublease Income Sublease income Sublease income Lessee, Operating Lease, Renewal Term Rent abatement period Debt and Lease Obligation, Total Debt and Lease Obligation Mortgages, notes, and loans payable, net Commitments and Contingencies Commitments and Contingencies (see Note 7) Lessee, Leases [Policy Text Block] Lessee Arrangements Accounting policies [Table]. Accounting Policies [Table] Offering costs related to initial public offering Offering Costs Related To Initial Public Offering Offering costs related to initial public offering. Operating lease liabilities Operating Lease, Liability Total lease liabilities Schedule of Operating Lease Right of Use Assets And Liabilities [Table Text Block] Schedule of operating lease right-of-use assets and liabilities. Schedule of Operating Lease Right-of-Use Assets and Liabilities Long-Term Debt, Maturity, Year Two 2028 Bank Time Deposits [Member] U.S. Bank Payments to Acquire Equity Method Investments Purchase price Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income (loss) Net income (loss) Net income (loss) Lease Contractual Term [Domain] Offering Costs [Policy Text Block] Offering costs policy. Offering Costs Write-off of deferred sublease incentive Write-off of Deferred Sublease Incentive Write-off of deferred sublease incentive. Segment Reporting, Expense Information Used by CODM, Description Gross Proceeds From Combined IPO And Combined Private Placement Gross proceeds from Combined IPO and Combined private placement. Gross proceeds from Combined IPO and Combined Private Placement before deducting sales loads, placement fees and other offering expenses 2026 (Remaining) Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Long-Lived Tangible Asset [Domain] Reduction percentage of performance fees Reduction Percentage Of Performance Fees Reduction percentage of performance fees. Subsequent Events [Text Block] Subsequent Events Long-Term Debt Total Debt Obligations Related Party Transactions Disclosure [Text Block] Related Party Transactions Payments to Acquire Investments Payments to Acquire Investments, Total Purchase of investment in HHH, net Investment in HHH Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Lessee, Operating Lease, Existence of Option to Extend [true false] Lessee, operating lease, option to extend Due from Affiliates [Policy Text Block] Due from affiliates. Due from Affiliates Real Estate Investments, Net Real Estate Investments, Net, Total Net investment in real estate Tranche G Limited Partnership Interests [Member] Tranche G limited partnership interests. Tranche G Limited Partnership Interests Pershing Square Holdco, L.P. [Member] Pershing Square Holdco, L.P. member. Pershing Square Holdco, L.P. PS Inc. Equity Method Investments Equity method investments Investment in Howard Hughes Holdings Inc. ("HHH"), at fair value Valuation Approach and Technique [Domain] Performance Allocation Performance allocation. Performance allocation from Pershing Square, L.P. Increase (Decrease) in Operating Assets [Abstract] Changes in operating assets and liabilities: Use of Estimates, Policy [Policy Text Block] Use of Estimates Equity Method Investment [Table] Consortium of Strategic Investors [Member] Consortium of strategic investors. Strategic Investors Performance fees receivable Performance Fees Receivable Performance fees receivable. Entity Address, Address Line Two Investment Owned, Fair Value Investment Owned, Fair Value, Ending Balance Investment Owned, Fair Value, Beginning Balance Investment in Pershing Square, L.P., at fair value General And Administrative Expense [Text Block] General and administrative expense. General and Administrative Expense Noncontrolling Interest [Member] Non-controlling Interest Debt Instrument, Name [Domain] Noncash Investing and Financing Items [Abstract] Non-cash activities: Measurement Input, Discount Rate [Member] Discount Rate Affiliates fee rebate Affiliates fee rebate. Long-Term Debt, Maturity, Year Four 2030 Quarterly Variable Fee Percentage Quarterly variable fee percentage. Quarterly variable fee percentage Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Computer Software Software and Software Development Costs [Member] Increase (Decrease) in Other Operating Assets Increase (Decrease) in Other Operating Assets, Total Other assets Other assets Other Income Expense [Policy Text Block] Other Income Expense [Policy Text Block] Other Income (Expense) Credit Risk Derivatives, at Fair Value, Net [Abstract] Entity [Domain] Pershing Square International, Ltd. Pershing Square International, Ltd. [Member] Pershing Square International, Ltd. Credit Facility [Axis] Equity method investment, ownership percentage Economic ownership percentage Equity method investments, ownership percentage Condensed Financial Statements [Table Text Block] Summary of Consolidated Balances of PSGP Pershing Square GP LLC [Member] Pershing Square GP LLC. PSGP Pershing Square GP, LLC JPMorgan 100% U.S. Treasury Securities Money Market Fund JPMorgan 100 Percent U.S. Treasury Securities Money Market Fund [Member] JPMorgan 100% U.S. Treasury Securities Money Market Fund. 2028 Lessor, Operating Lease, Payment to be Received, Year Two Related and Nonrelated Parties [Axis] Office Space License License Agreement [Member] License agreement. Howard Hughes Holdings Inc. [Member] Howard Hughes Holdings Inc. HHH Taxes payable Taxes Payable Taxes Payable, Total Entity Address, City or Town Number of reportable segments Number of Reportable Segments Net FRE Earnings [Member] Net FRE earnings. Net FRE Earnings Security Exchange Name Credit Facility [Domain] Property, Plant and Equipment, Gross Property, Plant and Equipment, Gross, Ending Balance Property, Plant and Equipment, Gross, Beginning Balance Property, Plant and Equipment, Gross, Total Total Fixed Assets and Leasehold Improvements (gross) Debt, Weighted Average Interest Rate Average Rate Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Net income (loss) before taxes Profit Sharing Arrangements [Policy text block] Profit-sharing arrangements. Profit-Sharing Arrangements Assets and Liabilities, Lessee [Abstract] Thereafter Lessee Operating Lease Liability To Be Paid After Year Four Lessee operating lease liability to be paid after year four. Pershing Square Capital Management, L.P. Pershing Square Capital Management, L.P. [Member] Pershing Square Capital Management, L.P. PSCM Measurement Input, Exit multiple [Member] Measurement input, exit multiple. Exit Multiple Measurement Input Type [Domain] Profit-sharing partner compensation before amortization Profit-sharing partner compensation before amortization. Profit-sharing partner compensation Commitment Fee Percentage Commitment fee percentage Commitment fee percentage Interest Paid, Excluding Capitalized Interest, Operating Activity Cash paid during the period for interest Statistical Measurement [Domain] Unincorporated Business Tax [Member] Unincorporated business tax. UBT Document Period End Date PSPG [Member] PSPG. PSPG Equity Method Investments and Joint Ventures [Abstract] PSGP's Investment PSLP Pershing Square GP LLC's Investment in Pershing Square, L.P. [Member] Pershing Square GP LLC's Investment in Pershing Square, L.P. Title and Position [Axis] Defined Contribution Plan, Cost Pershing Square Funds [Member] Pershing Square Funds. Pershing Square Funds LongTerm Incentive Plan [Member] LongTerm Incentive Plan. Long-Term Incentive Plan LTIP Debt Instrument, Description of Variable Rate Basis Debt instrument rate description Statement of Financial Position [Abstract] Statement of Financial Condition Restricted Stock Units (RSUs) [Member] RSUs Other Income Other Income [Policy Text Block] Other income. Revenue Recognition Revenue [Policy Text Block] Intermediate Holdings [Member] Intermediate Holdings. Intermediate Holdings Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Amortization of LTIP Grants in Profit-Sharing Partner Compensation Adjustment to reconcile net income to cash provided by (used in) operating activity, amortization of LTIP grants in profit-sharing partner compensation. Amortization of LTIP grants in profit-sharing partner compensation Class of Stock [Axis] Summary of Interest Expense and Average Interest Rate [Table Text Block] Summary of interest expense and average interest rate. Summary of Interest Expense and Average Interest Rate of Outstanding Debt Liabilities Total liabilities Total liabilities Investment Advice [Member] Management Fees Financial Instruments [Domain] Service period of incentive plan Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period Partners' Capital [Abstract] Partners' capital Management Fees Management Fees [Member] Management fees. Affiliate Rebate Amount Payable Affiliate rebate amount payable. Affiliate rebate amount payable Lessee, Operating Lease, Liability, to be Paid, Year Two 2028 Restricted Cash Restricted cash Restricted Cash, Total Reimbursement of Costs Incurred by Subtenant Reimbursement of costs incurred by subtenant. Reimbursement of costs incurred by subtenant Line of Credit Facility, Maximum Amount Outstanding During Period Line of credit facility outstanding amount Guaranty Agreement Minimum Net Worth Amount Guaranty agreement minimum net worth amount. Minimum networth amount required Quarterly Management Fee Percentage Quarterly management fee percentage. Quarterly management fee percentage Entity File Number Subordinated Performance Fee Subordinated performance fee. Subordinated performance fee Other Assets Other Assets, Total All other assets Other assets Cover [Abstract] Measurement Input Type [Axis] UBT tax rate Income Tax Rate Reconciliation State and Local Income Taxes Income tax rate reconciliation state and local income taxes. Distributions Payable to Partners [Member] Distributions payable to partners. Distributions Payable to Partners Number of cash equivalents held Number of Cash Equivalents Held Number of cash equivalents held. US Treasury Securities [Member] U.S. Treasury Obligations Number of operating segment Number of Operating Segments Sale of Stock [Domain] Segment Reporting Disclosure [Text Block] Segment Information General and Administrative Expense General and administrative expense Total General and Administrative Expense Alternative investment, measurement input Alternative Investment, Measurement Input Unrealized (gain) loss on HHH shares held at fair value Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity.Unrealized (Gain) Loss on HHH Shares Held at Fair Value Adjustment to reconcile net income to cash provided by (used in) operating activity, unrealized (gain) loss on HHH shares held at fair value. Subsequent Event [Table] Property, Plant and Equipment, Useful Life Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Schedule of Future Maturities of Operating Lease Payments Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Ownership [Axis] Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Vesting period of incentive plan Vesting period of RSUs Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued Deferred asset recognized Depreciation, Depletion and Amortization Depreciation, Depletion and Amortization, Total Depreciation and amortization expense Percentage of investments cash and cash equivalents Percentage of investments cash and cash equivalents. Document Transition Report Operating Expenses Total expenses Total expenses Lessee, Operating Leases [Text Block] Leases Statement of Cash Flows [Abstract] Fixed Assets And Leasehold Improvements Gross Fixed assets and leasehold improvements gross. Total Fixed Assets and Leasehold Improvements (gross) Accrued Compensation and Benefits [Member] Accrued compensation and benefits. Accrued Compensation and Benefits Office Computers and Equipment Computer Equipment [Member] Reduction percentage of management fees Reduction Percentage Of Management Fees Reduction percentage of management fees. Net income (loss) attributable to Pershing Square Holdco, L.P. Net income (loss) attributable to common stockholders Dues & memberships Dues And Memberships Dues and memberships. Partner Type of Partners' Capital Account, Name [Domain] Partner's Capital Partners' Capital Notes Disclosure [Text Block] Credit Risk Disclosure [Text Block] The entire disclosure for credit risk. Credit Risk Variable Performance Fee Receivable Variable performance fee receivable. Variable performance fee receivable Operating Lease, Cost Operating lease cost Partners' Capital Account, Distributions Partners' Capital Account, Distributions, Total Capital distributions Capital distributions Cash paid for amounts included in the measurement of operating lease liabilities Operating Lease, Payments Assets [Abstract] Assets Partner Type [Axis] Income Tax Authority, Name [Axis] outstanding payable balance outstanding payable balance Outstanding payable Long-Term Debt, Fiscal Year Maturity [Abstract] Maturities of Debt Document Fiscal Year Focus Employees And Other Service Providers Member Employees and other service providers. Employees and Other Service Providers Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Interest Expense, Nonoperating Interest Expense, Nonoperating, Total Interest expense Lessor, Operating Lease, Payment to be Received, Year One 2027 Deferred Revenue Deferred Revenue, Total Deferred revenue Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] Non-controlling Interests Fair Value Measurement, Policy [Policy Text Block] Fair Value Measurement Publicly Traded Price Per Share Publicly traded price per share. Publicly traded price per share Other Liabilities Other Liabilities, Total All other liabilities Increase (Decrease) Due from Affiliates Due from affiliates Commitments and Contingencies Disclosure [Abstract] Prepaid Expense Prepaid expenses 2027 Lessee, Operating Lease, Liability, to be Paid, Year One Revolving Credit Arrangement Drawn Amount Revolving credit arrangement drawn amount. Revolving credit arrangement drawn amount Debt Instrument [Axis] Sale of Stock [Axis] Partners' Capital Attributable to Noncontrolling Interest Non-controlling interest in consolidated variable interest entities Non-controlling interest Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash provided by (used in) investing activities Title of 12(b) Security Accrued compensation and benefits Employee-related Liabilities Employee-related Liabilities, Total Related and Nonrelated Parties [Domain] Increase Decrease in Deferred Sublease Incentive Increase decrease in deferred sublease incentive. Deferred sublease incentive Preferred performance fee Preferred Performance Fee Preferred performance fee. Due From Affiliate Due from affiliate. Due from affiliates Quarterly base fee Quarterly Base Fee Quarterly base fee. Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year 2026 (Remaining) Lessor, Operating Lease, Payment to be Received Total sublease income receivable Consolidated Entities [Axis] Legal Entity [Axis] Schedule of Fixed Assets Property, Plant and Equipment [Table Text Block] Variable Performance Fee Hold Back Percentage Variable performance fee hold back percentage. Variable performance fee hold-back percentage 2030 Lessor, Operating Lease, Payment to be Received, Year Four General Insurance Expense Insurance Distributions To Partners Distributions to partners. Distribution to partners Trading Symbol Related Party Transaction [Table] Pershing Square Partner Group, LLC Pershing Square Partner Group, LLC [Member] Pershing Square Partner Group, LLC. Subsequent Event Type [Axis] Payments for Purchases of Fixed Assets and Leasehold Improvements Payments for purchases of fixed assets and leasehold improvements. Purchases of fixed assets and leasehold improvements Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash flows from financing activities Entity Ex Transition Period Schedule of Equity Method Investments [Line Items] Lessee, Operating Lease, Liability, to be Paid Total future minimum lease payments Lessee, Operating Lease, Liability, Undiscounted Excess Amount Less: liability accretion Less: liability accretion Fair Value Measurement Inputs and Valuation Techniques [Line Items] Equity Components [Axis] Accounts payable Accounts Payable Accounts Payable, Total Nonoperating Income (Expense) Total non-operating income (expenses) Equity Component [Domain] Subtenant Paid For Office Related Services Subtenant paid for office related services. Subtenant paid for office related services Weighted Average Period Of Compensation Expense Expected To Be Recognized Weighted average period of compensation expense expected to be recognized. Weighted average period of compensation expense expected to be recognized Base Management Fee Base management fee. Base management fee Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] IPO [Member] IPO Deferred Services Agreement Premium Deferred services agreement premium. Deferred HHH Services Agreement premium Depreciation, Depletion and Amortization, Nonproduction Depreciation, Depletion and Amortization, Nonproduction, Total Depreciation and amortization expense Employees [Member] Employees [Member] Employees Two Thousand And Fourteen Line Of Credit [Member] Two thousand and fourteen line of credit. 2014 Line of Credit Equity Method Investment, Nonconsolidated Investee [Axis] Maximum [Member] Maximum Statistical Measurement [Axis] Common shares purchased, value Common Stock, Value, Issued Two Thousand And Twenty One Line Of Credit [Member] Two thousand and twenty one line of credit. 2021 Line of Credit Additional Permanent Profits Interests Granted Additional permanent profits interests granted. Additional permanent profits-interests granted Strategic Investors [Member] Strategic investors. Strategic Investors Consolidation Consolidation, Policy [Policy Text Block] Equity, Including Portion Attributable to Noncontrolling Interest Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance Equity, Including Portion Attributable to Noncontrolling Interest, Total Total equity Unrealized gain (loss) on HHH shares held at fair value Unrealized gain (loss) on HHH shares held at fair value Unrealized gain (loss) on HHH shares held at fair value. Legal Entity Type of Counterparty [Domain] HHH Agreements [Member] HHH agreements. HHH Agreements Amortization of Debt Issuance Costs Deferred expense related to the credit agreement PSI [Member] PSI. PSI Media Media Expense Media expense. Related Party Transaction [Line Items] Entity Registrant Name Debt Disclosure [Text Block] DEBT OBLIGATIONS Debt Obligations Line of credit undrawn amount Line Of Credit Undrawn Amount Line of credit undrawn amount. Lessee Disclosure [Abstract] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense), Total Other income (expense) Subsequent Events [Abstract] Consolidated Entities [Domain] Income Tax Expense (Benefit) Income Tax Expense (Benefit), Total Income tax expense Commercial Rent Tax Rate Commercial rent tax rate. Commecial rent tax rate Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Summarizes Information About Significant Assumptions Used to Develop Fair Value of Permanent Profits-interests Subsidiary, Ownership Percentage, Noncontrolling Owner Ownership percentage, noncontrolling owner Entity Common Stock, Shares Outstanding Compensation Related Costs, Policy [Policy Text Block] Employee Compensation and Benefits Class G Shares Class G Shares [Member] Class G shares. Limited Partner [Member] Limited Partner Interest - PS Holdco Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Additional permanent profits-interests granted Stock-based awards issued Annual Management Fee Percentage Annual management fee percentage. Annual management fee percentage Assets Total assets Property, Plant and Equipment [Table] Accounts Payable [Policy Text Block] Accounts Payable. Accounts Payable Income Statement [Abstract] Statement of Operations Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value of Financial Instruments Weighted Average [Member] Weighted Average Profit-sharing partner compensation Profit-sharing partner compensation Profit-sharing partner compensation Profit-sharing partner compensation. Total profit-sharing partner compensation Sale of Stock, Number of Shares Issued in Transaction Additional shares purchased Lease, Cost [Abstract] Loans Payable Loans Payable, Total Loans payable Employees and nonemployees [Member] Employees and nonemployees [Member] Employees and nonemployees Title and Position [Domain] Affiliate rebate amount Affiliate Rebate Amount Affiliate rebate amount. City Area Code Number Of Contracts Number of contracts. Rent paid by subtenant Payments for Rent Annual hard hurdle percentage Performance Fee Annual Hard Hurdle Percentage Performance fee annual hard hurdle percentage. Non Cash, Capital Contributions Non cash, capital contributions. Capital contributions Deferred Sublease Incentive Deferred sublease incentive. Deferred sublease incentive Line of Credit Facility, Maximum Borrowing Capacity Line of credit facility maximum principal amount Maximum borrowing capacity Variable Lease, Cost Variable lease cost Operating Lease, Weighted Average Remaining Lease Term Weighted-average remaining lease term - Operating leases Land Improvements [Member] Leasehold Improvements Lease Expiration Date Sublease expiration date Total lease expense Lease, Cost Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Total Fixed Assets and Leasehold Improvements (net) Property, Plant and Equipment, Net Fixed assets and leasehold improvements (net of accumulated depreciation of $18,172,097 and $17,592,861) Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation, Total Cash and cash equivalents and restricted cash, beginning of period Cash and cash equivalents and restricted cash, end of period Total cash and cash equivalents and restricted cash, end of period Operating Income (Loss) Operating income (loss) Operating income (loss) Cash and Cash Equivalents [Axis] Amortization of unvested grants of permanent profits-interests Amortization of unvested grants of permanent profits-interests. Amortization of unvested grants of permanent profits-interests Payments of Stock Issuance Costs Offering costs for Pershing Square USA, Ltd. Permanent profits-interest distributions Permanent profits-interest distributions. LTIP permanent profits-interest distributions Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest Subsidiary ownership percentage Weighted-average discount rate - Operating leases Operating Lease, Weighted Average Discount Rate, Percent Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash provided by (used in) financing activities 2029 Lessor, Operating Lease, Payment to be Received, Year Three Lease, Cost [Table Text Block] Schedule of Components of Lease Cost Schedule Of Components Of General And Administrative Expense [Table Text Block] Schedule of Components of General and Administrative Expense Schedule of components of general and administrative expense. Deferred Income Tax Liabilities, Net Deferred tax liability Investment in Pershing Square, L.P., at fair value Investments, Fair Value Disclosure Investments, Fair Value Disclosure, Total Nonoperating Income (Expense) [Abstract] Non-operating income (expenses) Summary of All Sources of Management Fees [Table Text Block] Summary of all sources of management fees. Summary of All Sources of Management Fees Reconciliation of Cash and Cash Equivalents and Restricted Cash [Abstract] Reconciliation of cash and cash equivalents and restricted cash abstract. Reconciliation of cash and cash equivalents and restricted cash Litigation liability Estimated Litigation Liability Entity Interactive Data Current Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash flows from operating activities Furniture and Fixtures [Member] Furniture and Fixtures Performance Fee Distributions Payable Performance fee distributions payable. Performance fee distributions payable Accrued compensation and benefits Increase (Decrease) in Deferred Compensation Deferred Credit Agreement Expense Recognition Period Deferred credit agreement expense recognition period. Deferred credit agreement expense recognition period Communications and Information Technology Communications and Information Technology, Total Information technology Entity Tax Identification Number Revenues [Abstract] Revenue Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Organization Occupancy, Net Occupancy Income Tax Authority, Name [Domain] Local Phone Number Performance fee as percentage of increase in net asset value Performance Fee as Percentage of Increase in Net Asset Value Performance fee as percentage of increase in net asset value. Performance Fees [Member] Performance Fees [Member] Performance Fees Permanent Profits Interests Vested Permanent profits interests vested. Permanent profits-interests vested that were granted in prior years Debt Issuance Cost Capitalized Amount Debt issuance cost capitalized amount. Debt issuance cost capitalized amount Pershing Square USA, Ltd [Member] Pershing Square USA, Ltd member. PSUS Pershing Square USA, Ltd. Accounting Policies [Abstract] Subordinated performance fee net of Unincorporated Business Tax withholding Subordinated performance fee net of Unincorporated Business Tax withholding. Subordinated performance fee net of UBT withholding outstanding payable balance [Member] outstanding payable balance [Member] Outstanding Payable Balance Revenue from Contract with Customer, Excluding Assessed Tax Total Management Fees - Net Total Management Fees - Net Performance fees Total revenues General and Administrative Expense [Abstract] 2030 Lessee, Operating Lease, Liability, to be Paid, Year Four Class of Stock [Domain] Employee compensation and benefits Labor and Related Expense Entity Emerging Growth Company Chief executive officer, president, chief financial officer and chief legal and compliance officer. Chief Executive Officer, President, Chief Financial Officer And Chief Legal And Compliance Officer [Member]