Operating 
Lease Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Oral pharmaceuticals Oral Pharmaceuticals [Member] Oral Pharmaceuticals Adjustments to reconcile net income (loss) to net cash used in operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Interest expense limitation carryforward Deferred Tax Asset, Interest Carryforward Related Parties Related Party Transactions Disclosure [Text Block] Repayments of long-term debt Repayments of Long-Term Debt Cover [Abstract] Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Lessee, Operating Lease, Liability, to be Paid, Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Collections on notes receivable - related parties Proceeds from Collection of Notes Receivable Percentage of business acquired Business Acquisition, Percentage of Voting Interests Acquired Equity method investment (in percent) Equity Method Investment, Ownership Percentage Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Non-NEOs Non-NEOs [Member] Forgiveness on note receivable related-party Related Party Transaction, Write Off of Related Party Debt Related Party Transaction, Write Off of Related Party Debt Goodwill Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Business Combination, Bargain Purchase, Gain, Statement of Income or Comprehensive Income [Extensible Enumeration] Business Combination, Bargain Purchase, Gain, Statement of Income or Comprehensive Income [Extensible Enumeration] Class B-1 Units Capital Unit, Class B-1 [Member] Capital Unit, Class B-1 Deemed dividend for Series A Preferred Stock extinguishment 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Lease Liabilities, NonCurrent Accrued other Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Other Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Other Issuance of additional Class A-1 Units pursuant to the Anti-Dilution Feature (in shares) Stock Issued During Period, Shares, Derivative Feature Stock Issued During Period, Shares, Derivative Feature Finance Right of Use Assets Finance Lease, Right-of-Use Asset, before Accumulated Amortization Net loss attributable to Class A Common Stockholders Undistributed Earnings, Basic Stockholders' Equity, Conversion Right [Domain] Stockholders' Equity, Conversion Right [Domain] Stockholders' Equity, Conversion Right [Domain] Cash flows from financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Segments Segment Reporting, Policy [Policy Text Block] Price per share (in dollars per share) Sale of Stock, Price Per Share Plan Name [Domain] Plan Name [Domain] Other assets Total other assets Other Assets, Noncurrent Accrued compensation and benefits Employee-related Liabilities Leases [Abstract] Shares issued (in shares) Temporary Equity, Shares Issued Schedule of Reverse Recapitalization, Ownership Summary Schedule Of Reverse Recapitalization, Ownership Summary [Table Text Block] Schedule Of Reverse Recapitalization, Ownership Summary Variable Interest Entities Variable Interest Entity Disclosure [Text Block] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Note 14 2029 Notes Receivable, Note 14 [Member] 2029 Notes Receivable, Note 14 Corporate bonds Corporate Bond Securities [Member] Supplier [Domain] Supplier [Domain] Net cash used in operating activities Net Cash Provided by (Used in) Operating Activities Bloomberg Short-Term Bank Yield Index Bloomberg Short-Term Bank Yield Index [Member] Bloomberg Short-Term Bank Yield Index Reverse Recapitalization Reverse Recapitalization Disclosure [Text Block] Reverse Recapitalization Disclosure State net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards, State and Local Award Timing Method Award Timing Method [Text Block] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Promissory note issued in connection with acquisition of physician practices Promissory Note Issued in Connection with Acquisition of Physician Practices Promissory Note Issued in Connection with Acquisition of Physician Practices Weighted-average remaining lease term for finance leases (in years) Finance Lease, Weighted Average Remaining Lease Term Insider Trading Policies and Procedures [Line Items] Accounting Estimates and Assumptions Use of Estimates, Policy [Policy Text Block] Pledged collateral Debt Instrument, Collateral Amount Adjustment to Compensation, Amount Adjustment to Compensation Amount Payables and Accruals [Abstract] Compensation Amount Outstanding Recovery Compensation Amount Number of states in which entity operates Number of States in which Entity Operates Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Unrealized gains (losses) on marketable securities Other Comprehensive Income (Loss), Available-for-Sale Securities Adjustment, Net of Tax, Portion Attributable to Parent Entity Small Business Entity Small Business Accrued Other Accounts Payable and Accrued Liabilities Disclosure [Text Block] Company Selected Measure Amount Company Selected Measure Amount Tabular List, Table Tabular List [Table Text Block] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Fair value adjustment to redeemable noncontrolling interest Adjustments To Additional Paid In Capital, Fair Value Adjustment, Redeemable Noncontrolling Interest Adjustments To Additional Paid In Capital, Fair Value Adjustment, Redeemable Noncontrolling Interest Class B Prefunded Warrants Class B Prefunded Warrants [Member] Class B Prefunded Warrants Malpractice loss contingency, gross recovery Malpractice Loss Contingency, Gross Recovery Malpractice Loss Contingency, Gross Recovery Antidilutive shares excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of board of managers designated by company Number Of Board Of Managers Designated By Company Number Of Board Of Managers Designated By Company Cash paid for amounts included in the measurement of lease liabilities: Cash Flow, Lessee [Abstract] Cash Flow, Lessee Less: amount representing interest Finance Lease, Liability, Undiscounted Excess Amount Class C Common Class C [Member] Credit Facility [Domain] Credit Facility [Domain] Outstanding voting power owned Stockholders Agreement, Percentage of Outstanding Voting Power Owned Stockholders Agreement, Percentage of Outstanding Voting Power Owned Earnout period (in years) Derivative Instrument, Contingent Consideration, Liability, Earnout Period Derivative Instrument, Contingent Consideration, Liability, Earnout Period Goodwill Goodwill Medical equipment Medical Equipment [Member] Medical Equipment Payment of tax withholding obligation on net RSU settlements Payment, Tax Withholding, Share-Based Payment Arrangement Reverse Recapitalization [Abstract] Reverse Recapitalization Inventories Inventory Disclosure [Text Block] Class A and A-1 preferred returns and tax distributions Payments Of Preferred Returns And Tax Distributions Payments Of Preferred Returns And Tax Distributions Equity based compensation & NCI rebalancing Redeemable Noncontrolling Interest, Equity Based Compensation Redeemable Noncontrolling Interest, Equity Based Compensation Other Other Assets, Miscellaneous Employee Stock Option Share-Based Payment Arrangement, Option [Member] Debt Securities, Available-for-Sale [Table] Debt Securities, Available-for-Sale [Table] Depreciation Depreciation Anti-dilution feature at fair value Derivative, Fair Value, Net 2025 Lessee, Operating Lease, Liability, to be Paid, Year One Antidilutive Security, Excluded EPS Calculation [Table] Antidilutive Security, Excluded EPS Calculation [Table] Public Warrant Public Warrant [Member] Public Warrant Weighted-average discount rate for finance leases (in percent) Finance Lease, Weighted Average Discount Rate, Percent Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Installment amount Debt Instrument, Periodic Payment, Installment Amount Debt Instrument, Periodic Payment, Installment Amount 2025 Finance Lease, Liability, to be Paid, Year One Award Type Award Type [Axis] Repayment of debt Repayments of Debt Total Net Liabilities Reverse Recapitalization, Net Reverse Recapitalization, Net Total liabilities Liabilities Noncontrolling interest Equity, Attributable to Noncontrolling Interest Exercisable (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Other comprehensive income (loss): Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Number of Reporting Units Number of Reporting Units Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Weighted average useful life Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Revolving Credit Facility Revolving Credit Facility [Member] Cash paid for debt financing costs Payments for Debt Financing Costs Payments for Debt Financing Costs Expiration Date Trading Arrangement Expiration Date Number of securities called by each warrant (in shares) Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Reverse Recapitalization, net Stock Issued During Period, Value, Reverse Recapitalization Stock Issued During Period, Value, Reverse Recapitalization Current portion of operating lease liabilities Less: current portion of lease liabilities Operating Lease, Liability, Current Total Shareholder Return Amount Total Shareholder Return Amount Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards Debt assumed Business Combination, Consideration Transferred, Liabilities Incurred, Debt Assumed Business Combination, Consideration Transferred, Liabilities Incurred, Debt Assumed Employment agreement period Business Combination, Employment Agreement Period Business Combination, Employment Agreement Period Subsequent Event [Line Items] Subsequent Event [Line Items] Invested capital contributions Members' Capital Options exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Reverse Recapitalization, Change In Units [Roll Forward] Reverse Recapitalization, Change In Units [Roll Forward] Reverse Recapitalization, Change In Units Debt Instrument [Line Items] Debt Instrument [Line Items] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Other assets Other Assets (Gain) Loss on change in fair value of derivatives Gain (Loss) On Fair Value Adjustments Of Derivative Liabilities Gain (Loss) On Fair Value Adjustments Of Derivative Liabilities Automobiles Automobiles [Member] Accumulated depreciation and amortization Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Total notes receivables Financing Receivable, after Allowance for Credit Loss PNC Line of Credit PNC Line Of Credit [Member] PNC Line Of Credit Diluted (in shares) Weighted average shares for diluted loss per share (in shares) Weighted Average Number of Shares Outstanding, Diluted O 2029 Q2 Dividends O 2029 Q2 Dividends [Member] O 2029 Q2 Dividends Cash or restricted stock units payment period (in years) Business Combination, Consideration Transferred, Equity Interests Vesting Period Business Combination, Consideration Transferred, Equity Interests Vesting Period Note 2* 2024 Notes Receivable, Note 2 [Member] 2024 Notes Receivable, Note 2 MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Anti-Dilution Feature Anti-Dilution Feature [Member] Anti-Dilution Feature Accounts Payable Accounts Payable [Member] Total AON stockholders' equity Equity, Attributable to Parent The Investor The Investor [Member] The Investor Gross deferred tax assets Deferred Tax Assets, Gross Public and Private Warrants Public And Private Warrants [Member] Public And Private Warrants Cash flows from investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Software Software and Software Development Costs [Member] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Issuance of additional Class A-1 Units pursuant to the Anti-Dilution Feature Stock Issued During Period, Value, Derivative Feature Stock Issued During Period, Value, Derivative Feature Accounts payable Accounts Payable Schedule of Other Assets Schedule of Other Assets [Table Text Block] Sale of Stock [Domain] Sale of Stock [Domain] Shares authorized (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Document Fiscal Period Focus Document Fiscal Period Focus Excise taxes payable Sales and Excise Tax Payable All Executive Categories All Executive Categories [Member] Class B Common Stock (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Number of shares subject to vesting (in shares) Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Number Of Shares Subject To Vesting Conditions Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Number Of Shares Subject To Vesting Conditions Issuance of redeemable convertible Class C Units Proceeds from Issuance of Redeemable Convertible Preferred Stock Beginning of Period End of Period Common Unit, Issuance Value Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Weighted average remaining contractual life (years), ending balance Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Assets Assets [Abstract] Expected dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Document Type Document Type Bank fee (in percent) Line of Credit Facility, Commitment Fee Percentage Derivative Contract [Domain] Derivative Contract [Domain] Weighted average remaining contractual life (years), exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Amortized 
Cost Debt Securities, Available-for-Sale, Amortized Cost Allocation of income to controlling and noncontrolling interests (in percent) Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Allocation Of Income Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Allocation Of Income Inventory, Current [Table] Inventory, Current [Table] Subsequent Event [Table] Subsequent Event [Table] Maximum Maximum [Member] Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Temporary equity, redeemable period Temporary Equity, Redeemable Period Temporary Equity, Redeemable Period Antidilutive Securities [Axis] Antidilutive Securities [Axis] Accounts payable Accounts Payable, Current Temporary Equity Temporary Equity [Member] Temporary Equity Schedule of Weighted Average Assumptions Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Total lease costs Lease, Cost Statistical Measurement [Axis] Statistical Measurement [Axis] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Name Outstanding Recovery, Individual Name Variable lease costs Variable Lease, Cost Shares authorized (shares) Temporary Equity, Shares Authorized Net assets (liabilities) acquired Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Percentage of stock subject to vesting (in percent) Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Percentage Of Stock Subject To Vesting Conditions Derivative Instrument, Contingent Consideration, Liability, Earnout Period, PErcentage Of Stock Subject To Vesting Conditions Award Timing Predetermined Award Timing Predetermined [Flag] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Noncash consideration paid by assumption of note for purchase of physician practice Noncash Consideration Paid by Assumption of Note for Purchase of Physician Practice Noncash Consideration Paid by Assumption of Note for Purchase of Physician Practice Investment, Name [Axis] Investment, Name [Axis] Earnout period, threshold trading day period (in days) Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Threshold Consecutive Trading Days Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Threshold Consecutive Trading Days Long-Term Debt Long-Term Debt [Text Block] Diluted (usd per share) Diluted loss per share of Class A Common Stock (in dollars per share) Earnings Per Share, Diluted Issuance of Class C Units, net of offering costs Temporary Equity, Stock Issued During Period, Value, New Issues Counterparty Name [Domain] Counterparty Name [Domain] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Total current income tax expense (benefit) Current Income Tax Expense (Benefit) Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Bargain purchase gain on acquisition of physician practice Bargain Purchase Gain (Loss) on Acquisition Bargain Purchase Gain (Loss) on Acquisition Ownership [Axis] Ownership [Axis] Finite-Lived Identifiable Intangible Assets Intangible Assets, Finite-Lived, Policy [Policy Text Block] Fair value adjustment of warrants Fair Value Adjustment of Warrants Reverse Recapitalization, net Temporary Equity, Value, Reverse Recapitalization Temporary Equity, Value, Reverse Recapitalization Statement of Financial Position [Abstract] Accrued compensation related costs Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Compensation Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Compensation Net income (loss) before noncontrolling interest Net Loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Proceeds from disposals of property and equipment Proceeds from Sale of Property, Plant, and Equipment Inventories Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Income tax expense Total income tax expense (benefit) Income Tax Expense (Benefit) Cost not yet recognized, period for recognition (in years) Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Total revenue Revenue Revenue from Contract with Customer, Excluding Assessed Tax Malpractice Insurance [Line Items] Malpractice Insurance [Line Items] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Business Acquisition [Line Items] Business Acquisition [Line Items] Equity Investment in Affiliate Equity Method Investments [Policy Text Block] All Adjustments to Compensation All Adjustments to Compensation [Member] Accrued compensation related costs Employee-related Liabilities, Current Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Additional paid-in capital Additional Paid in Capital Earnout shares not outstanding (in shares) Derivative Instrument, Contingent Consideration, Liability, Shares Derivative Instrument, Contingent Consideration, Liability, Shares Noncontrolling Interest [Table] Noncontrolling Interest [Table] Commitments and Contingencies Disclosure [Abstract] Legal Entity [Axis] Legal Entity [Axis] Fair value adjustment to redeemable noncontrolling interest Redeemable Noncontrolling Interest, Equity, Fair Value Adjustment Redeemable Noncontrolling Interest, Equity, Fair Value Adjustment Common Stock Common Stock, Value, Outstanding Related Party Transaction [Axis] Related Party Transaction [Axis] Participating Threshold [Axis] Participating Threshold [Axis] Participating Threshold Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Entity Address, State or Province Entity Address, State or Province Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Inventory [Domain] Inventory [Domain] Financial Instruments [Domain] Financial Instruments [Domain] Offering Costs Deferred Charges, Policy [Policy Text Block] Beginning Balance (in usd per share) Ending Balance (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value AON LLC AON LLC [Member] AON LLC Liabilities, Mezzanine Equity, and Stockholders' Equity Liabilities and Equity [Abstract] Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Reverse recapitalization, equity conversion ratio Reverse Recapitalization, Equity Conversion Ratio Reverse Recapitalization, Equity Conversion Ratio Restatement Determination Date Restatement Determination Date Furniture, fixtures and equipment Furniture, Fixtures and Equipment [Member] Furniture, Fixtures and Equipment Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Beginning balance (in usd per share) Ending balance (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Operating lease right-of-use assets, net Operating lease right-of-use assets, net Operating Lease, Right-of-Use Asset Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Unexercised options outstanding, beginning balance Unexercised options outstanding, ending balance Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number PNC Loan Facility PNC Loan Facility [Member] PNC Loan Facility Property, Plant and Equipment [Abstract] Accrued other Other Accrued Liabilities Net Loss per Share Earnings Per Share [Text Block] Subsequent Event Subsequent Event [Member] Inventory [Axis] Inventory [Axis] Class A and A-1 preferred returns Dividends, Preferred Stock Granted (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Patient Visits Patient Visits [Member] Patient Visits And Shipments Of Prescriptions Start-up costs Deferred Tax Assets, Start-Up Costs Deferred Tax Assets, Start-Up Costs Income Taxes Income Tax, Policy [Policy Text Block] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Unpaid offering costs relating to the reverse recapitalization Reverse Recapitalization, Deferred Offering Costs Reverse Recapitalization, Deferred Offering Costs Finance Lease, Liability, to be Paid, Maturity Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Proceeds from lines of credit Proceeds from Lines of Credit Other Assets Other Assets [Policy Text Block] Other Assets PEO PEO [Member] Capital Unit, Class [Domain] Capital Unit, Class [Domain] Name Trading Arrangement, Individual Name Net income (loss) before redeemable noncontrolling interest Net Income (Loss), Including Portion Attributable To Redeemable Noncontrolling Interest Net Income (Loss), Including Portion Attributable To Redeemable Noncontrolling Interest Participating Threshold [Domain] Participating Threshold [Domain] Participating Threshold [Domain] Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Axis] Entity Public Float Entity Public Float Beginning balance (in units) Ending balance (in units) Limited Liability Company (LLC), Units, Outstanding Limited Liability Company (LLC), Units, Outstanding Equity in income (loss) of affiliate Equity in (income) loss of affiliate Income (Loss) from Equity Method Investments Treasury stock, at cost, 122,743 shares at December 31, 2024 and 14,729 shares at December 31, 2023. Treasury Stock, Common, Value Unused line fee (in percent) Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Income (loss) before income taxes, equity loss in affiliate, and noncontrolling interest Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Other income (expense) Other Nonoperating Income (Expense) [Abstract] Measurement Input, Price Volatility Measurement Input, Price Volatility [Member] Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Weighted Average Remaining Contractual Life Weighted Average Remaining Contractual Life [Roll Forward] Weighted Average Remaining Contractual Life Cash and cash equivalents, aggregate fair value Cash and Cash Equivalents, Fair Value Disclosure Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Local Phone Number Local Phone Number Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] Valuation allowance Deferred Tax Assets, Valuation Allowance Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Common unit, purchase price per unit (in dollars per share) Common Unit, Purchase Price Per Unit Common Unit, Purchase Price Per Unit Payments to acquire interest in subsidiary Payments to Acquire Interest in Subsidiaries and Affiliates Other Assets (Long-term) Other Assets Disclosure [Text Block] Gain (loss) on reverse recapitalization Gain (Loss) On Reverse Recapitalization Gain (Loss) On Reverse Recapitalization Hawaii Practice Acquisition Hawaii Practice Acquisition [Member] Hawaii Practice Acquisition Changes in operating assets and liabilities, net of reverse recapitalization: Increase (Decrease) in Operating Capital [Abstract] Issuance of Units Common Unit, Units Issued, Value Common Unit, Units Issued, Value PEO Total Compensation Amount PEO Total Compensation Amount Note 13 2029 Notes Receivable, Note 13 [Member] 2029 Notes Receivable, Note 13 Other Other Miscellaneous Receivables, Net, Current Other Miscellaneous Receivables, Net, Current Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Purchase price of additional units (in dollars per share) Temporary Equity, Purchase Price Of Additional Units Temporary Equity, Purchase Price Of Additional Units Debt Disclosure [Abstract] Common Stock Common Stock [Member] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] PNC Facility Line of Credit [Member] Series A Preferred Cumulative Dividends Less: Series A Preferred Cumulative Dividends Distributed Earnings Beginning balance Ending balance Members' Equity Offering costs recorded as offset to net proceeds Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Central Index Key Entity Central Index Key Schedule of Inventory Schedule of Inventory, Current [Table Text Block] Unrecognized tax benefits, income tax penalties and interest accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Equity Equity [Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Financial Instrument [Axis] Financial Instrument [Axis] Current portion of long-term debt Current portion of long-term debt Long-Term Debt, Current Maturities Malpractice loss contingency, net retail liability for claims in prior years Malpractice Loss Contingency, Net Liability, Prior Year Claims Malpractice Loss Contingency, Net Liability, Prior Year Claims Equity based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Restricted Stock Restricted Stock [Member] Measurement Input, Risk Free Interest Rate Measurement Input, Risk Free Interest Rate [Member] Class B Common Stock Common Class B [Member] Title Trading Arrangement, Individual Title Indefinite-Lived Intangible Assets Goodwill and Intangible Assets, Intangible Assets, Indefinite-Lived, Policy [Policy Text Block] Consolidated Entities [Axis] Consolidated Entities [Axis] Lessee, Assets and Liabilities Lessee, Assets And Liabilities [Table Text Block] Lessee, Assets And Liabilities Liabilities related to uncertain tax positions Unrecognized Tax Benefits Professional Liability Insurance Malpractice Loss Contingency Disclosure [Text Block] Other comprehensive loss attributable to redeemable noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest City Area Code City Area Code Current liabilities Liabilities, Current [Abstract] Auditor Location Auditor Location Accrued expenses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities State rate change Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Option Feature Option Feature [Member] Option Feature Repurchases of Class A Common Stock Payments for Repurchase of Common Stock Document Information [Line Items] Document Information [Line Items] Long-term debt, net Long-Term Debt, Excluding Current Maturities Other Receivables Receivable [Policy Text Block] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Audit Information [Abstract] Audit Information [Abstract] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Measurement Input, Expected Term Measurement Input, Expected Term [Member] Basis of Presentation and Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Loss per share of Class A Common Stock: Earnings Per Share [Abstract] Equity [Abstract] Retained earnings (deficit) Retained Earnings (Accumulated Deficit) Excess redeemable noncontrolling interest over carrying amount Redeemable Noncontrolling Interest, Equity, Excess Over Carrying Amount Redeemable Noncontrolling Interest, Equity, Excess Over Carrying Amount Note 10 2029 Notes Receivable, Note 10 [Member] 2029 Notes Receivable, Note 10 Class of Stock [Domain] Class of Stock [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Inventories Increase (Decrease) in Inventories Unamortized debt issuance costs Debt Issuance Costs, Gross General and administrative expenses General and Administrative Expense Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Present value of lease liabilities Operating Lease, Liability Redemption of Common Units (in units) Common Unit, Redemptions Common Unit, Redemptions Underlying Securities Award Underlying Securities Amount Marketable Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] AEA Growth Management LP AEA Growth Management LP [Member] AEA Growth Management LP Mezzanine equity Preferred Stock, Number of Shares, Par Value and Other Disclosure [Abstract] 2029 Finance Lease, Liability, to be Paid, Year Five Cost of Goods and Service Benchmark Cost of Goods and Service Benchmark [Member] Amendment Flag Amendment Flag Patient accounts receivable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Redeemable Preferred Stock Increase (Decrease) in Temporary Equity [Roll Forward] Class B Prefunded warrants (in shares) Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Proceeds from reverse recapitalization Business Combination to Reverse Recapitalization Business Combination to Reverse Recapitalization Amortization of finance lease right-of-use assets Finance Lease, Right-of-Use Asset, Amortization Subsequent Events [Abstract] Equity Financing Equity Financing [Member] Equity Financing Number of shares issued (in shares) Sale of Stock, Number of Shares Issued in Transaction Incremental borrowing rate Financing Receivable, Borrowing Rate Financing Receivable, Borrowing Rate Unamortized debt issuance costs Debt Issuance Costs, Net Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Note 12 2029 Notes Receivable, Note 12 [Member] 2029 Notes Receivable, Note 12 Net proceeds from issuance of redeemable convertible stock Proceeds From Issuance Of Redeemable Convertible Stock, Net Proceeds From Issuance Of Redeemable Convertible Stock, Net Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Face value of debt Debt Instrument, Face Amount Entity Address, Postal Zip Code Entity Address, Postal Zip Code Notes Payable - Acquisitions Notes Payable, Other Payables [Member] Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Series A Preferred Deemed Dividends Undistributed Earnings Deemed Allocated to 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Recovery due to Violation of Home Country Law, Amount Equity-Based Compensation Share-Based Payment Arrangement [Policy Text Block] Increase (Decrease) In Noncontrolling Interest [Roll Forward] Increase (Decrease) In Redeemable Noncontrolling Interest [Roll Forward] Increase (Decrease) In Redeemable Noncontrolling Interest Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Business combination, consideration transferred (liabilities assumed) Fair value of consideration transferred Business Combination, Consideration Transferred (Liabilities Assumed) Business Combination, Consideration Transferred (Liabilities Assumed) Net loss attributable to Class A Common Stockholders for diluted loss per share Net loss attributable to Class A Common Stockholders for diluted loss per share Undistributed Earnings, Diluted Termination Date Trading Arrangement Termination Date Debt Instrument, Threshold Limit, Period One Debt Instrument, Threshold Limit, Period One [Member] Debt Instrument, Threshold Limit, Period One Business Business Description and Basis of Presentation [Text Block] Related Party Transaction [Table] Related Party Transaction [Table] 2026 Lessee, Operating Lease, Liability, to be Paid, Year Two Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] Right of use asset - operating Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Right Of Use Assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Right Of Use Assets Schedule of Recognized Identified Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Noncontrolling Interest [Abstract] Net loss after the reverse recapitalization Net Income (Loss) Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] O 2028 Q2 Dividends O 2028 Q2 Dividends [Member] O 2028 Q2 Dividends Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Debt Instrument, Threshold Limit, Period [Axis] Debt Instrument, Threshold Limit, Period [Axis] Debt Instrument, Threshold Limit, Period Entity File Number Entity File Number Amortization of postcombination compensation Amortization Of Post-Combination Compensation Amortization Of Post-Combination Compensation Consolidated Entities [Domain] Consolidated Entities [Domain] Noncontrolling Interest Noncontrolling Interest [Member] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One 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Malpractice Loss Contingency, Accrual, Undiscounted Preferred Class A Preferred Class A [Member] Common Class A-1 Common Class A-1 [Member] Common Class A-1 Inventory Disclosure [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Effect of dilutive securities: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Cost of revenue Cost of Revenue Seller note Business Combination, Consideration Transferred, Liabilities Incurred, Seller Note Business Combination, Consideration Transferred, Liabilities Incurred, Seller Note Warrant Liability Warrants and Rights Outstanding Adjustment to Compensation: Adjustment to Compensation [Axis] Net loss after the reverse recapitalization Net income attributable to noncontrolling interest Net Income (Loss) Attributable to Noncontrolling Interest Schedule of Other Accrued Liabilities, Current Schedule Of 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interests (in percent) Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Allocation Of Losses Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Allocation Of Losses Total AON stockholders' equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Property and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Mezzanine Equity and Treasury Stock Stockholders' Equity, Policy [Policy Text Block] Name Awards Close in Time to MNPI Disclosures, Individual Name Construction-in-progress Construction in Progress [Member] Forfeited/Cancelled (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Number of businesses acquired Number of Businesses Acquired Entity Filer Category Entity Filer Category Liabilities Lease, Liability [Abstract] Lease, Liability AEA Parties AEA Parties [Member] AEA Parties Proceeds from facility Proceeds from Long-Term Lines of Credit Refund liability Customer Refund Liability, Current Statistical Measurement [Domain] Statistical Measurement [Domain] Gross Unrealized
Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Lease, Cost Lease, Cost [Table Text Block] Units vested upon consummation of business combination (in units) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested Upon Consummation Of Business Combination Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested Upon Consummation Of Business Combination Due to AON LLC and subsidiaries, net Other Liabilities, Current Deferred offering costs Deferred Offering Costs Redemption value of noncontrolling interest Redeemable Noncontrolling Interest, Equity, Redemption Value All Trading Arrangements All Trading Arrangements [Member] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] DTOC Sponsor DTOC Sponsor [Member] DTOC Sponsor Reverse Recapitalization, net (in shares) Temporary Equity, Shares, Reverse Recapitalization Temporary Equity, Shares, Reverse Recapitalization Award vesting period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] O 2027 Q2 Dividends O 2027 Q2 Dividends [Member] O 2027 Q2 Dividends Class A Common Stock Class A Common Stock Common Class A [Member] Equity investment in OCP Management Arizona, LLC Equity Method Investments Pay vs Performance Disclosure [Line Items] Redeemable noncontrolling interest Beginning Balance Ending Balance Redeemable Noncontrolling Interest, Equity, Carrying Amount Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Tax Withholding Obligation Tax Withholding Obligation [Member] Tax Withholding Obligation Malpractice insurance, coverage per claim Malpractice Insurance, Maximum Coverage Per Incident Operating lease liabilities Increase (Decrease) in Operating Lease Liability MIBA MIBA [Member] MIBA Issuance of Class A Common Stock Redeemable Noncontrolling Interest, Issuance of Sock Redeemable Noncontrolling Interest, Issuance of Sock Deferred Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Other Performance Measure, Amount Other Performance Measure, Amount Physician Owned Physicians [Member] Physician Owned Leases Lessee, Operating Leases [Text Block] Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Operating lease costs Operating Lease, Cost Other receivables Total other receivables Other Receivables, Net, Current Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Number of shares available for grant (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Long-term operating lease liabilities Long-term lease liabilities, net of current portion Operating Lease, Liability, Noncurrent Class A-1 distribution (in shares) Stock Dividends, Shares Time-Based and Performance-Based Stock Options Time and Performance-Based Stock Options [Member] Time and Performance-Based Stock Options Loss (gain) on sale and abandonment of property and equipment Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Other revenue Product and Service, Other [Member] Interest on finance lease liabilities (included in interest expense) Finance Lease, Interest Expense Warrant, term Warrants and Rights Outstanding, Term Entity Tax Identification Number Entity Tax Identification Number Threshold stock price, conversion price adjustment (in usd per share) Stockholders' Equity, Conversion, Stock Price Stockholders' Equity, Conversion, Stock Price Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Schedule of Long-Term Debt Instruments Schedule of Long-Term Debt Instruments [Table Text Block] Repurchase of shares (in shares) Treasury Stock, Shares, Acquired Other Receivables (Short-term) Loans, Notes, Trade and Other Receivables Disclosure [Text Block] AOCI AOCI Including Portion Attributable to Noncontrolling Interest [Member] Money market funds Money Market Funds [Member] Issuance of units (in units) Common Units Issued (in units) Common Unit, Issued Gross proceeds Sale of Stock, Consideration Received on Transaction Treasury Stock Treasury Stock, Common [Member] Excise taxes payable Taxes Payable, Current U.S. Treasury securities US Treasury Securities [Member] Plan Name [Axis] Plan Name [Axis] Thereafter Finance Lease, Liability, to be Paid, after Year Five Equity Components [Axis] Equity Components [Axis] Total lease payments Finance Lease, Liability, to be Paid Reallocation of net loss attributable to Class A Common Stockholders as a result of the impact and conversion of dilutive securities Less: Reallocation of net loss attributable to Class A Common Stockholders as a result of the impact and conversion of Class B Common Stock Less: Reallocation of net loss attributable to Class A Common Stockholders as a result of the impact and conversion of Class B Prefunded Warrants Dilutive Securities, Effect on Basic Earnings Per Share, Options and Restrictive Stock Units Accounts Receivable Accounts Receivable [Policy Text Block] Short-term marketable securities Estimated Fair
Value Debt Securities, Available-for-Sale AON Central AON Central [Member] AON Central Trade Names Trade Names [Member] Stockholders' equity, conversion, threshold stock price (in dollars per share) (less than) (greater than) Stockholders' Equity, Conversion, Threshold Stock Price Stockholders' Equity, Conversion, Threshold Stock Price Malpractice insurance, limit per policy period Malpractice Insurance, Annual Coverage Limit Total costs and expenses Costs and Expenses Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Insurance Type and Tier Identifier [Axis] Insurance Type and Tier Identifier [Axis] AON Inc. AON Inc. [Member] AON Inc. Number of oncology practices Number Of Oncology Practices Number Of Oncology Practices Consideration in cash or restricted stock units Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Aggregate Intrinsic Value Ending balance Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Schedule of Net Loss per Share Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block] Schedule of Affiliation Agreements Schedule Of Affiliation Agreements [Table Text Block] Schedule Of Affiliation Agreements 2029 Lessee, Operating Lease, Liability, to be Paid, Year Five Valuation allowance, deferred tax asset, increase (decrease), amount Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Repurchases of Class A Common Stock Redeemable Noncontrolling Repurchases of Stock Redeemable Noncontrolling Repurchases of Stock Repurchases of Class A Common Stock Stock Repurchased During Period, Value Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Debt Securities, Available-for-Sale [Line Items] Debt Securities, Available-for-Sale [Line Items] Measurement Input, Expected Dividend Rate Measurement Input, Expected Dividend Rate [Member] Beginning of period End of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Unrecognized compensation expense Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Current assets Assets, Current [Abstract] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Class B-1 Common Stock, Class B-1 [Member] Common Stock, Class B-1 Professional Malpractice Liability Insurance Professional Malpractice Liability Insurance [Member] Treasury stock, at cost (in shares) Treasury Stock, Common, Shares Class B Units Capital Unit, Class B [Member] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Product and Service [Domain] Product and Service [Domain] 743(b) tax adjustment Adjustments To Additional Paid In Capital, Tax Adjustment Adjustments To Additional Paid In Capital, Tax Adjustment Reverse Recapitalization, net Redeemable Noncontrolling Interest, Reverse Recapitalization Redeemable Noncontrolling Interest, Reverse Recapitalization Quarterly collateral released Debt Instrument, Collateral Released, Quarterly Debt Instrument, Collateral Released, Quarterly Vested (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Other receivables Increase (Decrease) in Other Receivables Basis spread (in percent) Debt Instrument, Basis Spread on Variable Rate Related Party Transaction [Domain] Related Party Transaction [Domain] Schedule of Reverse Recapitalization Schedule Of Reverse Recapitalization [Table Text Block] Schedule Of Reverse Recapitalization Cash and cash equivalents and marketable securities, aggregate fair value Cash, Cash Equivalents And Available-For-Sale Debt Securities Cash, Cash Equivalents And Available-For-Sale Debt Securities Options Exercised (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Other comprehensive income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest O 2024 Q2 Dividends O 2024 Q2 Dividends [Member] O 2024 Q2 Dividends Note 11 2029 Notes Receivable, Note 11 [Member] 2029 Notes Receivable, Note 11 State Current State and Local Tax 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amortization period (in months) Financing Receivable, Amortization Period Financing Receivable, Amortization Period Computer equipment Computer Equipment [Member] Accrued other Increase (Decrease) in Other Accrued Liabilities Nontaxable passthrough LLC income Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] General Liability General Liability [Member] Accounts receivable Accounts Receivable, after Allowance for Credit Loss Total right-of-use assets Lease, Right-Of-Use Asset Lease, Right-Of-Use Asset Number of installments Debt Instrument, Periodic Payment, Number Of Installments Debt Instrument, Periodic Payment, Number Of Installments Description Of Business And Significant Accounting Policies [Line Items] Description Of Business And Significant Accounting Policies [Line Items] Description Of Business And Significant Accounting Policies [Line Items] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Income taxes payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Income Tax Payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Income Tax Payable Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Physician Practice Acquisition Fort Wayne Medical And Oncology And Hematology, Inc. [Member] Fort Wayne Medical And Oncology And Hematology, Inc. Prepaid expenses and other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets Entity Voluntary Filers Entity Voluntary Filers Related Party Related Party [Member] Interest expense Interest Expense, Nonoperating Deferred income taxes Total deferred income tax expense (income) Deferred Income Tax Expense (Benefit) Property and Equipment, net Property, Plant and Equipment Disclosure [Text Block] Option to purchase additional units (in shares) Temporary Equity, Option To Purchase Additional Units Temporary Equity, Option To Purchase Additional Units Schedule of Pro Forma Revenue Business Acquisition, Pro Forma Information [Table Text Block] Preferred units, outstanding (in units) Preferred Units, Outstanding Other comprehensive income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Patient accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Malpractice Insurance [Table] Malpractice Insurance [Table] Adjustment to APIC, transaction costs Adjustments to Additional Paid in Capital, Recapitalization, Transaction Costs Adjustments to Additional Paid in Capital, Recapitalization, Transaction Costs Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Other long-term liabilities Increase (Decrease) in Other Operating Liabilities Total debt Long-Term Debt Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Repurchases of Common Units (in units) Common Unit, Repurchased Common Unit, Repurchased Redemption ratio Stockholders' Equity, Redemption Ratio Stockholders' Equity, Redemption Ratio Common unit, units converted (in units) Common Unit, Number of 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distributions Vested (in shares) Units vested (in units) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Physician deferred compensation Deferred Compensation Plan Assets Warrant, exercise period, after initial public offering Class Of Warrant Or Right, Exercise Period, After Initial Public Offering Class Of Warrant Or Right, Exercise Period, After Initial Public Offering Net Gain (Loss) Net Income (Loss), Portion Attributable to Parent, Before Recapitalization Net Income (Loss), Portion Attributable to Parent, Before Recapitalization Issuance of Class C Units, net of offering costs (in shares) Temporary Equity, Stock Issued During Period, Shares, New Issues Temporary Equity, Stock Issued During Period, Shares, New Issues Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Equity, Attributable to Noncontrolling Interest [Roll Forward] Equity, Attributable to Noncontrolling Interest [Roll Forward] Liabilities Liabilities [Abstract] Revenue Revenues [Abstract] Impact of the Reverse Recapitalization Common Unit, Value, Impact Of The Reverse Recapitalization Common Unit, Value, Impact Of The Reverse Recapitalization Stockholders equity, conversion period Stockholders' Equity, Conversion Period Stockholders' Equity, Conversion Period Debt Instrument, Threshold Limit, Period [Domain] Debt Instrument, Threshold Limit, Period [Domain] Debt Instrument, Threshold Limit, Period [Domain] Leasehold improvements Leasehold Improvements [Member] Net income (loss) attributable to redeemable noncontrolling interest Net Income (Loss) Attributable to Redeemable Noncontrolling Interest Business Combinations Business Combination Disclosure [Text Block] Document Fiscal Year End Date Current Fiscal Year End Date Less: amount representing interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount PEO Name PEO Name 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Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Par value (dollars per share) Temporary Equity, Par or Stated Value Per Share APIC Additional Paid in Capital Additional Paid-in Capital [Member] Long-term finance lease liabilities (included in other long-term liabilities) Long-term lease liabilities, net of current portion Finance Lease, Liability, Noncurrent Deferred income taxes Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Recently Adopted Accounting Pronouncements and Recently Issued Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Series A Preferred Stock Series A Preferred Stock [Member] Class of Stock [Axis] Class of Stock [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] 2028 Finance Lease, Liability, to be Paid, Year Four Amortization of operating right-of-use assets Operating Lease, 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Allowance Note 3 2024 Notes Receivable, Note 3 [Member] 2024 Notes Receivable, Note 3 Redemptions of Class B Common Stock to Class A Common Stock Stock Redeemed or Called During Period, Value Stock price trigger (in usd per share) Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Stock Price Trigger Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Stock Price Trigger Patient service revenue, net Patient Service [Member] Patient Service Common unit purchased (in units) Common Unit, Number of Units Purchased Common Unit, Number of Units Purchased Supplemental consolidated cash flow information Supplemental Cash Flow Information [Abstract] Series C Preferred Stock Series C Preferred Stock [Member] Net loss attributable to Class A Common Stockholders, Diluted Net loss attributable to Class A Common Stockholders for diluted loss per share Net Income (Loss) Available to Common Stockholders, Diluted Accrued dividend rate (in percent) Preferred Stock, Dividend Rate, Percentage Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Sponsor Earnout Shares Sponsor Earnout Shares [Member] Sponsor Earnout Shares Auditor Firm ID Auditor Firm ID Effective tax rate Effective Income Tax Rate Reconciliation, Percent Income (loss) from operations Operating Income (Loss) Variable Rate [Domain] Variable Rate [Domain] Total liabilities, mezzanine equity, noncontrolling interest, and stockholders' equity Liabilities and Equity Series A deemed dividend Dividends Subsequent Events Subsequent Events [Text Block] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Short-term Marketable Securities Marketable Securities, Policy [Policy Text Block] Alternate Base Rate Alternate Base Rate [Member] Alternate Base Rate Net income (loss) and noncontrolling interest attributable to Legacy AON Stockholders prior to the reverse recapitalization Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Before Recapitalization Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Before Recapitalization 2026 Finance Lease, Liability, to be Paid, Year Two Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Payment of tax withholding obligation on net RSU settlements Payments of Dividends Interest income Investment Income, Interest Aggregate Intrinsic Value Aggregate Intrinsic Value [Roll Forward] Aggregate Intrinsic Value Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Schedule of RSU Activity Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Impact of the Reverse Recapitalization (in units) Common Unit, Unit Impact Of The Reverse Recapitalization Common Unit, Unit Impact Of The Reverse Recapitalization ROU assets obtained in exchange for new operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Underlying Security Market Price Change Underlying Security Market Price Change, Percent Measurement Input Type [Axis] Measurement Input Type [Axis] Individual: Individual [Axis] Principal amount of note payable in business combination Business Combination, Consideration Transferred, Liabilities Incurred Forfeited/Cancelled (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Expected term (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Inventories Total inventories Inventory, Net Dividends [Domain] Dividends [Domain] Product and Service [Axis] Product and Service [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Statement [Line Items] Statement [Line Items] Measurement Input Type [Domain] Measurement Input Type [Domain] Schedule of Related Party Transactions Schedule of Related Party Transactions [Table Text Block] Warrant, exercise period, after business combination Class Of Warrant Or Right Outstanding, Exercise Period, After Business Combination Class Of Warrant Or Right Outstanding, Exercise Period, After Business Combination Rebates receivable Rebates Receivable, Current Rebates Receivable, Current Costs and expenses Operating Expenses [Abstract] Schedule of Useful Lives Schedule of Property and Equipment, net Property, Plant and Equipment [Table Text Block] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Purchase price (less than) Business Combination, Consideration Transferred Schedule of Other Receivables Schedule Of Other Receivables [Table Text Block] Schedule Of 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Derivative Instrument [Axis] Derivative Instrument [Axis] Current portion of notes receivable - related parties Less:  Current portion of notes receivable Financing Receivable, after Allowance for Credit Loss, Current Total Long-Term Debt, Gross Exercise Price Award Exercise Price Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Accrued compensation related costs Increase (Decrease) in Employee Related Liabilities Arrangement Duration Trading Arrangement Duration AON Common Unit AON Common Unitholders [Member] AON Common Unitholders Leases Lessee, Finance Leases [Text Block] Variable Interest Entity [Table] Variable Interest Entity [Table] Stockholders' equity Equity, Attributable to Parent [Abstract] Number of days after redemption notice date that redemption must be settled Stockholders' Equity, Number Of Days After The Redemption Notice Date For Redemption To Be Settled Stockholders Equity, Number Of Days After The Redemption Notice Date For Redemption To Be Settled Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Present value of lease liabilities Finance Lease, Liability All Individuals All Individuals [Member] Variable Rate [Axis] Variable Rate [Axis] Income Tax Disclosure [Abstract] Other (expense) income, net Other Nonoperating Income (Expense) Statement of Stockholders' Equity [Abstract] Intangibles Intangibles, net Intangible Assets, Net (Excluding Goodwill) Cash and cash equivalents and available-for-sale securities, amortized cost Cash, Cash Equivalents And Available-For-Sale Debt Securities, Amortized Cost Cash, Cash Equivalents And Available-For-Sale Debt Securities, Amortized Cost Receivables [Abstract] Gross Unrealized
Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Current Liabilities Current Liabilities Assumed In Reverse Recapitalization Current Liabilities Assumed In Reverse Recapitalization Net income (loss) attributable to common shareholders Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract] Long-term Lease Liability, Noncurrent [Abstract] Lease Liability, Noncurrent Redemptions of Class B Common Stock to Class A Common Stock (in shares) Stock Redeemed or Called During Period, Shares Related and Nonrelated Parties [Domain] Related and Nonrelated Parties [Domain] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Accumulated Other Comprehensive Income Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Before Recapitalization Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Before Recapitalization Supplier [Axis] Supplier [Axis] Long Term Liabilities Noncurrent Liabilities Assumed In Reverse Recapitalization Noncurrent Liabilities Assumed In Reverse Recapitalization O 2026 Q2 Dividends O 2026 Q2 Dividends [Member] O 2026 Q2 Dividends Total liabilities acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities OCP Management Arizona, LLP OCP Management Arizona, LLP [Member] OCP Management Arizona, LLP Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Note payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-Term Debt Repurchases of Class A Common Stock (in shares) Stock Repurchased During Period, Shares Other assets Increase (Decrease) in Other Operating Assets Intangible assets - trade names Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Federal Deferred Federal Income Tax Expense (Benefit) Earnout period, number of months after closing (in months) Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Number Of Months After Closing Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Number Of Months After Closing Cash and cash equivalents Cash And Cash Equivalents Acquired Through Reverse Recapitalization Cash And Cash Equivalents Acquired Through Reverse Recapitalization Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Series A Preferred Stock offering costs Offering costs Payments of Stock Issuance Costs Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Measure: Measure [Axis] Stock price (in usd per share) Share Price Issuance of Class A Common Stock (in shares) Stock Issued During Period, Shares, New Issues Reverse Recapitalization, net (in shares) Stock Issued During Period, Shares, Reverse Recapitalization Stock Issued During Period, Shares, Reverse Recapitalization Entity Emerging Growth Company Entity Emerging Growth Company Other Other Sundry Liabilities, Current Indefinite-Lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Other comprehensive income (loss) attributable to Legacy AON Stockholders Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Before Recapitalization Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Before Recapitalization Threshold voting percentage Stockholders Agreement, Ownership of Outstanding Voting Power, Percentage Stockholders Agreement, Ownership of Outstanding Voting Power, Percentage Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Finance lease right-of-use assets, net (included in property and equipment, net) Finance Lease, Right-of-Use Asset, after Accumulated Amortization Equity Component [Domain] Equity Component [Domain] Redeemable convertible preferred stock, shares outstanding (in shares) Beginning Balance (in shares) Ending Balance (in shares) Temporary Equity, Shares Outstanding Common unit authorized (in units) Common Unit, Authorized Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Allocation of income to controlling and noncontrolling interests Allocation of income to controlling and noncontrolling interests (in percent) Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Entity Shell Company Entity Shell Company Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Insurance recovery receivable Estimated Insurance Recoveries Statement [Table] Statement [Table] Class A Units Capital Unit, Class A [Member] Liquidation preference Temporary Equity, Liquidation Preference Counterparty Name [Axis] Counterparty Name [Axis] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Number of days after five year anniversary Stockholders' Equity, Conversion, Number Of Days After Five Year Anniversary Stockholders' Equity, Conversion, Number Of Days After Five Year Anniversary Reverse recapitalization costs Reverse Recapitalization Expenses Reverse Recapitalization Expenses Beginning balance (in units) Ending balance (in units) Common unit, units outstanding (in units) Common Unit, Outstanding Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Property and equipment, gross Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Level 1 Fair Value, Inputs, Level 1 [Member] Total current assets Assets, Current Statement of Cash Flows [Abstract] Supplemental noncash investing and financing activities Noncash Investing and Financing Items [Abstract] Stockholders' Equity, Conversion Right [Axis] Stockholders' Equity, Conversion Rights [Axis] Stockholders' Equity, Conversion Rights Central Georgia Practice Acquisition Central Georgia Practice Acquisition [Member] Central Georgia Practice Acquisition Exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Shares awarded upon vesting (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Awarded And Converted Upon Vesting Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Awarded And Converted Upon Vesting Pro forma information, revenue of acquiree since acquisition date Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Weighted average remaining contractual life (years), granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Digital Transformation Opportunities Corp. (“DTOC”) Digital Transformation Opportunities Corp. (“DTOC”) [Member] Digital Transformation Opportunities Corp. (“DTOC”) Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Income Taxes Income Tax Disclosure [Text Block] Additional Common Units Issued (in units) Common Unit, Additional Issues Common Unit, Additional Issues 2028 Lessee, Operating Lease, Liability, to be Paid, Year Four Operating lease liability - current portion Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Operating Lease Liabilities, Current Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Operating Lease Liabilities, Current Options Options [Member] Options Stockholders' equity, conversion, threshold volume weighted average price period Stockholders' Equity, Conversion, Threshold Volume Weighted Average Price Period Stockholders' Equity, Conversion, Threshold Volume Weighted Average Price Period ROU assets obtained in exchange for new lease liabilities Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract] Right-Of-Use Asset Obtained In Exchange For Lease Liability Organization, Consolidation and Presentation of Financial Statements [Abstract] Debt Issuance Costs Debt, Policy [Policy Text Block] Weighted-average discount rate for operating leases (in percent) Operating Lease, Weighted Average Discount Rate, Percent Other Other Noncash Transactions Other Noncash Transactions Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Credit Facility [Axis] Credit Facility [Axis] Long-term debt, fair value Long-Term Debt, Fair Value Entity Registrant Name Entity Registrant Name Acquisition of physician practices Cash Cash payments expected Payments to Acquire Businesses, Gross Cash flows from operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Depreciation and amortization Depreciation, Depletion and Amortization Intravenous drugs Intravenous Drugs [Member] Intravenous Drugs Net income attributable to noncontrolling interest Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest State Deferred State and Local Income Tax Expense (Benefit) Fair Value as of Grant Date Award Grant Date Fair Value Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] AON Inc. New AON (AON Inc.) [Member] New AON (AON Inc.) Number of board of managers designated by majority common unit holders Number Of Board Of Managers Designated By Majority Common Unit Holders Number Of Board Of Managers Designated By Majority Common Unit Holders Tender Offer Redeemable Noncontrolling Interest, Tender Offer Redeemable Noncontrolling Interest, Tender Offer Issuance of Class A Common Stock Stock Issued During Period, Value, New Issues Prepaid expenses and other current assets Prepaid Expense and Other Assets Principles of Consolidation Consolidation, Policy [Policy Text Block] Restructuring Cost [Table] Restructuring Cost [Table] Other comprehensive gain (loss) Other Comprehensive Income (Loss), Net Of Tax, Including Redeemable Noncontrolling Interest Other Comprehensive Income (Loss), Net Of Tax, Including Redeemable Noncontrolling Interest Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Concentration Risk Type [Axis] Concentration Risk Type [Axis] Document Financial Statement Error Correction Document Financial Statement Error Correction [Flag] Operating cash flows from finance leases Finance Lease, Interest Payment on Liability Share-Based Payment Arrangement [Abstract] Tender Offer Stock Issued During Period, Value, Acquisitions Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Tender Offer (in shares) Stock Issued During Period, Shares, Acquisitions State taxes, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] London Interbank Offered Rate (LIBOR) 1 London Interbank Offered Rate (LIBOR) 1 [Member] London Interbank Offered Rate (LIBOR) 1 Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] 2023 Incentive Equity Plan 2023 Incentive Equity Plan [Member] 2023 Incentive Equity Plan Basic (usd per share) Basic loss per share of Class A Common Stock (in dollars per share) Earnings Per Share, Basic Issuance of Class A Common Stock Net of issuance costs Proceeds from Issuance of Common Stock Operating cash flows from operating leases Payments for operating leases Operating Lease, Payments Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Investment in partnership Deferred Tax Assets, Investments Federal net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards, Domestic Ownership [Domain] Ownership [Domain] Changes in accounts payable for capital additions to property and equipment Capital Expenditures Incurred but Not yet Paid Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Class A-1 Units Capital Unit, Class A-1 [Member] Capital Unit, Class A-1 Total current liabilities Liabilities, Current Series A convertible preferred stock; $0.0001 par value; 25,000,000 shares authorized; 6,651,610 issued and outstanding at December 31, 2024, and December 31, 2023, with an aggregate liquidation preference of $73,558,553 and $68,009,015 at December 31, 2024 and December 31, 2023, respectively. Beginning Balance Ending Balance Temporary Equity, Carrying Amount, Attributable to Parent Schedule of Reverse Recapitalization, Changes in Units Schedule Of Reverse Recapitalization, Changes In Units [Table Text Block] Schedule Of Reverse Recapitalization, Changes In Units Concentration of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Total lease liabilities Lease, Liability Lease, Liability Private Placement Warrants Private Placement Warrants [Member] Private Placement Warrants Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Capital contribution from noncontrolling interest member Noncontrolling Interest, Increase from Subsidiary Equity Issuance Earnout period, trading days (in days) Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Threshold Trading Days Derivative Instrument, Contingent Consideration, Liability, Earnout Period, Threshold Trading Days Recapitalization exchange ratio, units Recapitalization Exchange Ratio, Units Recapitalization Exchange Ratio, Shares Total current lease liabilities Finance and Operating Lease Liability, Current Finance and Operating Lease Liability, Current Professional Liability Malpractice Loss Contingency, Policy [Policy Text Block] Business Combinations Business Combinations Policy [Policy Text Block] Legacy AON Stockholders Legacy AON Shareholders [Member] Legacy AON Shareholders Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] DTOC Unredeemed Shareholders DTOC Unredeemed Shareholders [Member] DTOC Unredeemed Shareholders Equity-Based Compensation Share-Based Payment Arrangement [Text Block] Signs Signs [Member] Signs Income (loss) before equity loss in affiliate and noncontrolling interest Income (Loss) From Continuing Operations Before Equity Method Investments, Net Of Tax Income (Loss) From Continuing Operations Before Equity Method Investments, Net Of Tax Entity Address, City or Town Entity Address, City or Town Noncash consideration of equity method investment Noncash Consideration, Fair Value Of Consideration For Equity Method Investment Noncash Consideration, Fair Value Of Consideration For Equity Method Investment Leases Lessee, Leases [Policy Text Block] Dividends [Axis] Dividends [Axis] Stock compensation expense Share-Based Payment Arrangement, Expense Investments, Debt and Equity Securities [Abstract] Subsidiary Under Common Control of Class A-1 Member Subsidiary Under Common Control Of Class A-1 Member [Member] Subsidiary Under Common Control Of Class A-1 Member Unrecognized tax benefits, income tax penalties and interest expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Estimated fair values of identifiable assets acquired and liabilities assumed: Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract] Granted (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Forfeited/Cancelled (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Business Acquisition [Axis] Business Acquisition [Axis] Transaction expenses Reverse Recapitalization Transaction Costs Reverse Recapitalization Transaction Costs Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Finance 
Leases Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Issuance of units (in units) Common Unit, Issued During Period Common Unit, Issued During Period Right-of-use assets and lease liabilities removed in termination of lease Lease, Right-Of-Use Asset And Liability Reduction From Lease Terminations Lease, Right-Of-Use Asset And Liability Reduction From Lease Terminations Document Fiscal Year Focus Document Fiscal Year Focus Description Of Business And Significant Accounting Policies [Table] Description Of Business And Significant Accounting Policies [Table] Description Of Business And Significant Accounting Policies [Table] Repurchase of shares, value (less than) Treasury Stock, Value, Acquired, Cost Method Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Accrued other Total accrued other Other Accrued Liabilities, Current Document Period End Date Document Period End Date Sale of Stock [Axis] Sale of Stock [Axis] Participating Threshold, 3 Participating Threshold, 3 [Member] Participating Threshold, 3 Contribution from noncontrolling interest Proceeds from Noncontrolling Interests Current portion of finance lease liabilities Less: current portion of lease liabilities Finance Lease, Liability, Current Accrual of Preferred Units (in units) Accrual of Preferred Units Accrual of Preferred Units Total lease payments Lessee, Operating Lease, Liability, to be Paid Outstanding, beginning period (in shares) Outstanding, ending period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Insider Trading Arrangements [Line Items] Stockholders Stockholders [Member] Stockholders O 2025 Q2 Dividends O 2025 Q2 Dividends [Member] O 2025 Q2 Dividends Total comprehensive loss attributable to Class A Common Stockholders Comprehensive Income (Loss), Net Of Tax, Attributable To Common Stockholders Comprehensive Income (Loss), Net Of Tax, Attributable To Common Stockholders 2027 Lessee, Operating Lease, Liability, to be Paid, Year Three Account Payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable Participating Threshold, 2 Participating Threshold, 2 [Member] Participating Threshold, 2 Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Original
Principal Financing Receivable, After allowance For Credit Loss, Original Principal Financing Receivable, After allowance For Credit Loss, Original Principal Document Transition Report Document Transition Report Type and Tier Identifier [Domain] Type and Tier Identifier [Domain] Entity Current Reporting Status Entity Current Reporting Status Retained
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