Operating 
Leases Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Oral pharmaceuticals Oral Pharmaceuticals [Member] Oral Pharmaceuticals Adjustments to reconcile net loss to net cash provided by (used in) operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Related Parties Related Party Transactions Disclosure [Text Block] Repayments on debt Repayments of Long-Term Debt Cover [Abstract] Net increase 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 Trading Symbol Trading Symbol Equity method investment (in percent) Equity Method Investment, Ownership Percentage Comprehensive loss Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Director consent period Stockholders Agreement, Minority Independent Director Consent Required Period Stockholders Agreement, Minority Independent Director Consent Required Period Non-NEOs Non-NEOs [Member] Derivative liability on issuance of Class C Units Derivative Liability on Issuance of Class of Stock Derivative Liability on Issuance of Class of Stock Patient accounts receivable, net Increase (Decrease) in Accounts Receivable Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Award Timing Disclosures [Line Items] Investment, Name [Domain] Investment, Name [Domain] Promissory note issued in connection with asset acquisition Promissory Note Issued in Connection With Asset Acquisition Promissory Note Issued in Connection With Asset Acquisition Operating lease liability - long-term Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Operating Lease Liabilities, NonCurrent Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Operating 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 Net income (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] Plan Name [Domain] Plan Name [Domain] 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] Corporate bonds Corporate Bond Securities [Member] Supplier [Domain] Supplier [Domain] Net cash provided by (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 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] Clinical Trials Clinical Trials [Member] Clinical Trials Pledged collateral Debt Instrument, Collateral Amount Adjustment to Compensation, Amount Adjustment to Compensation Amount 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] Entity Small Business Entity Small Business 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 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] 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 settlement Payment, Tax Withholding, Share-Based Payment Arrangement Reverse Recapitalization [Abstract] Reverse Recapitalization 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] Anti-dilution feature at fair value Derivative, Fair Value, Net 2025 Lessee, Operating Lease, Liability, to be Paid, Year One Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [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 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 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 Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Weighted average useful life Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Revolving Credit Facility Revolving Credit Facility [Member] 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 Current portion of operating lease liabilities Less: current portion of lease liabilities Operating Lease, Liability, Current Total Shareholder Return Amount Total Shareholder Return Amount Less: Undistributed net income to participating securities Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] 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 Reverse Recapitalization, Change In Units [Roll Forward] Reverse Recapitalization, Change In Units [Roll Forward] Reverse Recapitalization, Change In Units Earnings Per Share Earnings Per Share, Basic and Diluted EPS [Abstract] Earnings Per Share, Basic and Diluted EPS Debt Instrument [Line Items] Debt Instrument [Line Items] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Goodwill and Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Other assets Total other assets Other Assets 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 Unrealized (loss) gain on marketable securities OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Diluted (in shares) Weighted-average shares for diluted earnings per share (in shares) Weighted Average Number of Shares Outstanding, Diluted 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] Subsidiary Under Common Control of Class A-1 Subsidiary Under Common Control Of Class A-1 [Member] Subsidiary Under Common Control Of Class A-1 Accounts Payable Accounts Payable [Member] Total AON stockholders' deficit Equity, Attributable to Parent Public and Private Warrants Public And Private Warrants [Member] Public And Private Warrants Due in one year or less Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One 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] Accounts payable Accounts Payable Schedule of Other Assets Schedule of Other Assets [Table Text Block] 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] Incremental common shares attributable to dilutive effect of share-based payment arrangements 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] Assets Assets [Abstract] Document Type Document Type Bank fee (in percent) Line of Credit Facility, Commitment Fee Percentage Derivative Contract [Domain] Derivative Contract [Domain] 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 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 Tax distributions Payment For Tax Distributions Payment For Tax Distributions 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 (in dollars per share) Earnings (loss) per unit, diluted (in usd per share) Dilutive income (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] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Ownership [Axis] Ownership [Axis] Fair value adjustment of warrants Fair Value Adjustment of Warrants 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 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 (benefit) Income Tax Expense (Benefit) Total Units Issued (in units) Limited Liability Company (LLC) Units, Issued Limited Liability Company (LLC) Units, Issued 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 Distribution (in units) Common Unit, Distribution Common Unit, Distribution 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] 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, value 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 (usd per share) Ending Balance (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 Derivative liability on Class A-1 anti-dilution feature Derivative Liability on Class A-1 Anti-Dilution Feature Derivative Liability on Class A-1 Anti-Dilution Feature Liabilities, Mezzanine Equity, and Stockholders' Equity Liabilities and Equity [Abstract] 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] Operating lease right-of-use assets, net Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] PNC Loan Facility PNC Loan Facility [Member] PNC Loan Facility Accrued other Other Accrued Liabilities Net Income (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 (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 Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Finance Lease, Liability, to be Paid, Maturity Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Class C derivative liability Temporary Equity Derivative Liability Temporary Equity Derivative Liability Proceeds from lines of credit Proceeds from Lines of Credit PEO PEO [Member] Capital Unit, Class [Domain] Capital Unit, Class [Domain] Name Trading Arrangement, Individual Name Net 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] Beginning balance (in units) Ending balance (in units) Limited Liability Company (LLC), Units, Outstanding Limited Liability Company (LLC), Units, Outstanding Equity in loss of affiliate Equity in loss of affiliate Income (Loss) from Equity Method Investments Treasury stock, at cost, 122,743 shares at June 30, 2024 and 14,729 shares at December 31, 2023 Treasury Stock, Common, Value Shares awarded upon vesting of RSUs (in shares) Shares Awarded Upon Vesting Shares Awarded Upon Vesting Unused line fee (in percent) Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 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] Cash and cash equivalents, estimated 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] Bargain purchase gain on acquisition of physician practice Bargain Purchase Gain (Loss) on Acquisition of Physician Practice Bargain Purchase Gain (Loss) on Acquisition of Physician Practice 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 Gain (loss) on reverse recapitalization Gain (Loss) On Reverse Recapitalization Gain (Loss) On Reverse Recapitalization Hawaii Hawaii Practice Acquisition [Member] Hawaii Practice Acquisition Changes in operating assets and liabilities, net of business combinations: 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 Other Other Miscellaneous Receivables, Net, Current Other Miscellaneous Receivables, Net, Current Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Derivative liability on Class A-1 anti-dilution feature Derivative Liability on Common Stock Anti-Dilution Feature Derivative Liability on Common Stock Anti-Dilution Feature Purchase price of additional units (in dollars per share) Temporary Equity, Purchase Price Of Additional Units Temporary Equity, Purchase Price Of Additional Units Dividends Paid, Event Prior to June 7, 2025, After June 7, 2024 Dividends Paid, Event Prior to June 7, 2025, After June 7, 2024 [Member] Dividends Paid, Event Prior to June 7, 2025, After June 7, 2024 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] Line of Credit Line of Credit [Member] Less: Series A Preferred Cumulative Dividends Distributed Earnings Beginning balance Ending balance Members' Equity Central Index Key Entity Central Index Key Schedule of Inventory Schedule of Inventory, Current [Table Text Block] 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 Less current portion Long-Term Debt, Current Maturities Equity based compensation & NCI rebalancing 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 Consolidated Entities [Axis] Consolidated Entities [Axis] Lessee, Assets And Liabilities Lessee, Assets And Liabilities [Table Text Block] Lessee, Assets And Liabilities Other comprehensive loss attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest City Area Code City Area Code Current liabilities Liabilities, Current [Abstract] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] 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 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] 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] Income (loss) per share of Class A Common Stock: Earnings Per Share [Abstract] Impact of Derivative liability on Class A-1 anti-dilution feature Common Stock, Value, Impact of Derivative Liability, Anti-Dilution Feature Common Stock, Value, Impact of Derivative Liability, Anti-Dilution Feature Equity [Abstract] Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract] Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract] Retained 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 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 Provision for income taxes Deferred Income Taxes and Tax Credits Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Present value of lease liabilities Operating Lease, Liability Redemptions (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] 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 Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Amortization of finance lease right-of-use assets Finance Lease, Right-of-Use Asset, Amortization Subsequent Events [Abstract] Incremental borrowing rate Financing Receivable, Borrowing Rate Financing Receivable, Borrowing Rate Unamortized debt issuance costs Debt Issuance Costs, Net Dividends Paid, Event Prior to June 7, 2024 Dividends Paid, Event Prior to June 7, 2024 [Member] Dividends Paid, Event Prior to June 7, 2024 Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] 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 Notes Payable, Other Payables [Member] Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Forfeited/Cancelled (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Bargain purchase gain Bargain purchase gain Business Combination, Bargain Purchase, Gain Recognized, Amount Dividends Paid, Event After June 7, 2028 Dividends Paid, Event After June 7, 2028 [Member] Dividends Paid, Event After June 7, 2028 Employee Stock Employee Stock [Member] Redeemable Noncontrolling Interest Noncontrolling Interest Disclosure [Text Block] Accounts payable Increase (Decrease) in Accounts Payable Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Property and equipment, net Property and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Repayments on finance lease liabilities Repayments on finance lease liabilities Finance Lease, Principal Payments Net loss attributable to Class A Common Stockholders, Basic Net income (loss) attributable to Class A Common Stockholders for basic earnings per share Net Income (Loss) Available to Common Stockholders, Basic Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Total assets Assets Reverse Recapitalization, Change In Value Of Units [Roll Forward] Reverse Recapitalization, Change In Value Of Units [Roll Forward] Reverse Recapitalization, Change In Value Of Units Purchases of property and equipment and intangible assets Payments to Acquire Property, Plant, and Equipment Other long-term liabilities Other Liabilities, Noncurrent Percentage of outstanding stock maximum (in percent) Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum Forgone Recovery due to Violation of Home Country Law, Amount Forgone 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 Net income (loss) attributable to Class A Common Stockholders for diluted earnings per share Undistributed Earnings, Diluted Business combination, consideration transferred (liabilities assumed) Fair value of consideration transferred Business Combination, Consideration Transferred (Liabilities Assumed) Business Combination, Consideration Transferred (Liabilities Assumed) 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] Schedule of Related Party Transactions, by Related Party [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 Due in one to five years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five 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 Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] 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 Weighted average shares of Class A Common Stock Outstanding: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Entity Address, Address Line Two Entity Address, Address Line Two Name Forgone Recovery, Individual Name Weighted-average remaining lease term for operating leases (in years) Operating Lease, Weighted Average Remaining Lease Term Number of offices with operating lease Number Of Offices With Operating Leases Number Of Offices With Operating Leases Class A-1 distribution (in units) Distribution to Shareholders, Shares Distribution to Shareholders, Shares Notes receivable - related parties Financing Receivable, after Allowance for Credit Loss, Noncurrent Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Preferred Class A Preferred Class A [Member] Common Class A-1 Common Class A-1 [Member] Common Class A-1 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 Fair value of warrants Warrant liability Warrants and Rights Outstanding Adjustment to Compensation: Adjustment to Compensation [Axis] Net loss Net loss attributable to redeemable noncontrolling interest Net Income (Loss) Attributable to Noncontrolling Interest Document Quarterly Report Document Quarterly Report Schedule of Other Accrued Liabilities, Current Schedule Of Other Accrued Liabilities, Current [Table Text Block] Schedule Of Other Accrued Liabilities, Current Dividends Paid, Event Prior to June 7, 2028, After June 7, 2027 Dividends Paid, Event Prior to June 7, 2028, After June 7, 2027 [Member] Dividends Paid, Event Prior to June 7, 2028, After June 7, 2027 Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Overnight repurchase agreements Overnight Repurchase Agreements [Member] Overnight Repurchase Agreements Number of independent directors Number of Independent Directors, Agreed to Vote in Director's Election Number of Independent Directors, Agreed to Vote in Director's Election Basic (in shares) Weighted average shares for basic earnings per share (in shares) Weighted Average Number of Shares Outstanding, Basic Related Party, Type [Axis] Related and Nonrelated Parties [Axis] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Directors and Officers Liability Insurance Directors and Officers Liability Insurance [Member] Document Information [Table] Document Information [Table] Allocation of losses to controlling and noncontrolling 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 deficit 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] 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 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 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] Cease to beneficially own, percentage Stockholders Agreement, Cease to Beneficially Own, Percentage Stockholders Agreement, Cease to Beneficially Own, Percentage Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Class A Common Stock Common Class A 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 Malpractice insurance, coverage per claim Malpractice Insurance, Maximum Coverage Per Incident Operating lease liabilities Increase (Decrease) in Operating Lease Liability MIBA MIBA [Member] MIBA 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 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 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 (in years) Warrants and Rights Outstanding, Term Entity Tax Identification Number Entity Tax Identification Number Revenue, performance obligation, amount Revenue, Performance Obligation, Amount Revenue, Performance Obligation, Amount Threshold stock price, conversion price adjustment (in usd per share) Stockholders' Equity, Conversion, Stock Price Stockholders' Equity, Conversion, Stock Price Schedule of Long-Term Debt Instruments Schedule of Long-Term Debt Instruments [Table Text Block] Shares repurchased (in shares) Treasury Stock, Shares, Acquired AOCI AOCI Including Portion Attributable to Noncontrolling Interest [Member] Money market funds Money Market Funds [Member] Issuance of units (in units) Issuances (in units) Common Unit, Issued Treasury Stock Treasury Stock, Common [Member] Income tax payable Taxes Payable, Current U.S. Treasury securities U.S. Treasury securities US Treasury Securities [Member] Plan Name [Axis] Plan Name [Axis] Equity Components [Axis] Equity Components [Axis] Less: Reallocation of net income (loss) attributable to Class A Common Stockholders as a result of the impact and conversion of dilutive securities Dilutive Securities, Effect on Basic Earnings Per Share, Options and Restrictive Stock Units Total lease payments Finance Lease, Liability, to be Paid Short-term marketable securities Estimated Fair
Value Total 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 Schedule of Earnings Per Unit 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 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, common, shares (in shares) Treasury Stock, Common, Shares Deferred taxes Deferred Taxes Deferred Taxes Capital Unit, Class B 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] Quarterly collateral released Debt Instrument, Collateral Released, Quarterly Debt Instrument, Collateral Released, Quarterly Vested (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 Security Exchange Name Security Exchange Name Warrants, each whole warrant exercisable for one share of Class A common stock at an exercise price of $11.50 per share Warrant [Member] 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 Other comprehensive income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Debt Instrument, Threshold Limit, Period Two Debt Instrument, Threshold Limit, Period Two [Member] Debt Instrument, Threshold Limit, Period Two Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Debt Securities, Available-for-Sale Debt Securities, Available-for-Sale [Table Text Block] Co-sale right percentage Stockholders Agreement, Co-Sale Right Percentage Stockholders Agreement, Co-Sale Right Percentage ROU assets obtained in exchange for new finance lease liabilities Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward] Common stock, shares issued (in shares) Common Stock, Shares, Issued Note 8 2025 Notes Receivable, Note 8 [Member] 2025 Notes Receivable, Note 8 Entity [Domain] Entity [Domain] Concentration risk (in percentage) Concentration Risk, Percentage Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Notes receivable, 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 Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] 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 Acquisition of physician practices, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired 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] Prepaid expenses and other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets Related Party Related Party [Member] Dividends Paid, Event Prior to June 7, 2027, After June 7, 2026 Dividends Paid, Event Prior to June 7, 2027, After June 7, 2026 [Member] Dividends Paid, Event Prior to June 7, 2027, After June 7, 2026 Interest expense Interest Expense, Nonoperating Option to purchase additional units (in shares) Temporary Equity, Option To Purchase Additional Units Temporary Equity, Option To Purchase Additional Units 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 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 (in units) Common Unit, Repurchased Common Unit, Repurchased Redemption ratio Stockholders' Equity, Redemption Ratio Stockholders' Equity, Redemption Ratio Minimum funding threshold (in percent) Debt Instrument, Minimum Funding Threshold, Percentage Debt Instrument, Minimum Borrowing Threshold, Percentage Current Lease Liability, Current [Abstract] Lease Liability, Current Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] 2027 Finance Lease, Liability, to be Paid, Year Three Redemptions of Class B Common Stock to Class A Common Stock Redeemable Noncontrolling Interest, Stock Redeemed Redeemable Noncontrolling Interest, Stock Redeemed Tax distributions Stockholders' Equity, Tax distributions Stockholders' Equity, Tax 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 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 units) Temporary Equity, Stock Issued During Period, Shares, New Issues Temporary Equity, Stock Issued During Period, Shares, New Issues Equity, Attributable to Noncontrolling Interest [Roll Forward] Equity, Attributable to Noncontrolling Interest [Roll Forward] Cash paid for debt financing costs Payments of Financing Costs 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 (in years) 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 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 Class of warrant outstanding (in shares) Class of Warrant or Right, Outstanding Equity-based compensation and NCI rebalancing (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period All Award Types Award Type [Domain] Cash Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents CGCC Shareholders Note Payable CGCC Shareholders Note Payable [Member] CGCC Shareholders Note Payable Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Supplier Concentration Risk Supplier Concentration Risk [Member] Deferred tax asset, net Deferred Income Tax Assets, Net Non-PEO NEO Non-PEO NEO [Member] Finite-lived intangible asset, useful life (in years) Finite-Lived Intangible Asset, Useful Life Total assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Par value (dollars per share) Temporary Equity, Par or Stated Value Per Share 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, Right-of-Use Asset, Periodic Reduction Name Measure Name Entity Interactive Data Current Entity Interactive Data Current Proceeds from sales of marketable securities Proceeds from Sale of Debt Securities, Available-for-Sale Common Units Member Units [Member] Ownership interest Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest Number of operating segments Number of Operating Segments Cash paid for offering costs on business combination Payments of Merger Related Costs, Financing Activities Capital Units by Class [Axis] Capital Units by Class [Axis] Equity-based compensation Share-Based Payment Arrangement, Noncash Expense 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 Supplemental noncash investing and financing activities Supplemental Cash Flow Information [Abstract] Net loss attributable to Class A Common Stockholders, Diluted Net income (loss) attributable to Class A Common Stockholders for diluted earnings 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 Effective income tax rate (in percent) Effective Income Tax Rate Reconciliation, Percent Loss from operations Operating Income (Loss) Variable Rate [Domain] Variable Rate [Domain] 2024 (remainder of year after June 30, 2024) Finance Lease, Liability, to be Paid, Remainder of Fiscal Year Number of reportable segments Number of Reportable Segments Total liabilities, mezzanine equity, noncontrolling interest, and stockholders' equity Liabilities and Equity Dividends 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 loss and noncontrolling interest attributable to Legacy AON Stockholders prior to the reverse recapitalization Net 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 Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Payments of dividends Payments of Dividends Interest income Investment Income, Interest 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] AOCI AOCI Attributable to Parent [Member] 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 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] Fair value of consideration transferred Business Combination, Consideration Transferred Schedule of Other Receivables Schedule Of Other Receivables [Table Text Block] Schedule Of Other Receivables Warrant Liabilities Derivatives, Policy [Policy Text Block] Minimum Minimum [Member] Assets Lease, Right-Of-Use Asset [Abstract] Lease, Right-Of-Use Asset Adoption Date Trading Arrangement Adoption Date Other receivables Other Receivables Warrants, measurement input Warrants and Rights Outstanding, Measurement Input Related Party Transactions [Abstract] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Revenue Business Acquisition, Pro Forma Revenue Inventory [Line Items] Inventory [Line Items] 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 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] Schedule of Variable Interest Entities [Table] Variable Interest Entity [Table] Stockholders' equity Equity, Attributable to Parent [Abstract] Contribution from noncontrolling interest Noncash Contributions From Noncontrolling Interest Noncash Contributions From Noncontrolling Interest 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, 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 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 Dividends Paid, Event Prior to June 7, 2026, After June 7, 2025 Dividends Paid, Event Prior to June 7, 2026, After June 7, 2025 [Member] Dividends Paid, Event Prior to June 7, 2026, After June 7, 2025 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] Lease Liability, Noncurrent Lease Liability, Noncurrent [Abstract] Lease Liability, Noncurrent Redemption of Class B Common Stock to Class A Common Stock (in shares) Stock Redeemed or Called During Period, Shares Related Party, Type [Domain] Related and Nonrelated Parties [Domain] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] 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 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 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 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 Changes in fair value adjustments of warrants and derivative liabilities Gain (Loss) On Warrant And Derivative, Net Gain (Loss) On Warrant And Derivative, Net Cash and cash equivalents Cash And Cash Equivalents Acquired Through Reverse Recapitalization Cash And Cash Equivalents Acquired Through Reverse Recapitalization Cash paid for offering costs on Class C issuance Offering costs Payments of Stock Issuance Costs Measure: Measure [Axis] Stock price (in dollars per share) Share Price Shares issued (in shares) Stock Issued During Period, Shares, New Issues 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 loss attributable to Legacy AON Shareholders 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 LLC ownership threshold, percentage Limited Liability Company (LLC), Ownership Threshold, Percentage Limited Liability Company (LLC), Ownership Threshold, Percentage 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] 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 (in percent) Allocation of income to controlling and noncontrolling interests 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] Capital Unit, Class A 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 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] Available-for-Sale Securities, Debt Maturities [Abstract] Available-for-Sale Securities, Debt Maturities [Abstract] Stockholders' Equity, Conversion Right [Axis] Stockholders' Equity, Conversion Rights [Axis] Stockholders' Equity, Conversion Rights Central Georgia Central Georgia Practice Acquisition [Member] Central Georgia Practice Acquisition Revenue 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] Digital Transformation Opportunities Corp. (“DTOC”) Digital Transformation Opportunities Corp. (“DTOC”) [Member] Digital Transformation Opportunities Corp. (“DTOC”) Income Taxes Income Tax Disclosure [Text Block] 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 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] Weighted-average discount rate for operating leases (in percent) Operating Lease, Weighted Average Discount Rate, Percent Net cash (used in) 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 Cash 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 Common unit to be purchased (in units) Common Unit, Number of Units to be Purchased Common Unit, Number of Units to be Purchased Intravenous drugs Intravenous Drugs [Member] Intravenous Drugs Net loss attributable to noncontrolling interest Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest Fair Value as of Grant Date Award Grant Date Fair Value Level 2 Fair Value, Inputs, Level 2 [Member] AON Inc. New AON (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 Prepaid expenses and other current assets Prepaid Expense and Other Assets Principles of Consolidation Consolidation, Policy [Policy Text Block] Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Other comprehensive (loss) gain 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] Operating cash flows from finance leases Finance Lease, Interest Payment on Liability Share-Based Payment Arrangement [Abstract] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] 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] Thereafter Lessee, Operating Lease, Liability, to be Paid, Due after Year Four Lessee, Operating Lease, Liability, to be Paid, Due after Year Four 2023 Incentive Equity Plan 2023 Incentive Equity Plan [Member] 2023 Incentive Equity Plan Basic (in dollars per share) Earnings (loss) per unit, basic (in usd per share) Basic income (loss) per share of Class A Common Stock (in dollars per share) Earnings Per Share, Basic Operating cash flows from operating leases Payments for operating leases Operating Lease, Payments Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] 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] Capital Unit, Class A-1 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; 7,500,000 shares authorized; 6,651,610 issued and outstanding at June 30, 2024 and December 31, 2023, with an aggregate liquidation preference of $70,744,488 and $68,009,015 at June 30, 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 Total lease liabilities Lease, Liability Lease, Liability Private Placement Warrants Private Placement Warrants [Member] Private Placement Warrants Granted (in shares) Grants in period (in units) 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 Long-term 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 Shareholders 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] Class A and A-1 preferred returns Payments of Ordinary Dividends, Preferred Stock and Preference Stock Signs Signs [Member] Signs 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 Dividends [Axis] Dividends [Axis] Stock compensation expense Share-Based Payment Arrangement, Expense Investments, Debt and Equity Securities [Abstract] Estimated fair values of identifiable assets acquired and liabilities assumed: Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract] 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] Cost of shares repurchased (less than) Treasury Stock, Value, Acquired, Cost Method Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Accrued other Accrued other Other Accrued Liabilities, Current 2024 (remainder of year after June 30, 2024) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Document Period End Date Document Period End Date Participating Threshold, 3 Participating Threshold, 3 [Member] Participating Threshold, 3 Contribution from noncontrolling interest Proceeds from Noncontrolling Interests Less: current portion of lease liabilities Current portion of finance lease liabilities (included in accrued other) Less: current portion of lease liabilities Finance Lease, Liability, Current 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 Thereafter Finance Lease, Liability, to be Paid, Due after Year Four Finance Lease, Liability, to be Paid, Due after Year Four Insider Trading Arrangements [Line Items] Stockholders Stockholders [Member] Stockholders Supplemental Condensed Balance Sheet Information Supplemental Balance Sheet Disclosures [Text Block] Total comprehensive income (loss) attributable to AON Inc. 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
Earnings (Deficit) Retained Earnings [Member] Amortization of debt issuance costs Amortization of Debt Issuance Costs Participating Threshold, 1 Participating Threshold, 1 [Member] Participating Threshold, 1 Gain (loss) on issuance of warrants Gain (Loss) On Issuance Of Warrants Gain (Loss) On Issuance Of Warrants HCC Acquisition Note Payable HCC Acquisition Note Payable [Member] HCC Acquisition Note Payable Restricted Stock Units Restricted Stock Units (RSUs) [Member] Noncontrolling Interests Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Purchases of marketable securities Payments to Acquire Debt Securities, Available-for-Sale Company Selected Measure Name Company Selected Measure Name