Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Schedule of Intangible Assets Intangible Asset and Goodwill [Table Text Block] Weighted-average common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum Maximum [Member] Statistical Measurement Statistical Measurement [Domain] Option to increase commitments by consolidated EBITDA percentage Debt Instrument, Option To Increase Commitments By Consolidated EBITDA, Percentage Debt Instrument, Option To Increase Commitments By Consolidated EBITDA, Percentage Title of 12(b) Security Title of 12(b) Security Subsequent Event Subsequent Event [Member] Document Fiscal Year Focus Document Fiscal Year Focus Adjustment to Compensation, Amount Adjustment to Compensation Amount Financial Instrument Financial Instrument [Axis] Restricted Stock Units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Common stock, $0.001 par value; 1,000,000,000 shares authorized as of June 30, 2026 and December 31, 2025; 207,178,193 and 204,153,619 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively Common Stock, Value, Issued Oxford Term Loan Oxford Term Loan [Member] Oxford Term Loan [Member] Schedule of Restricted Stock Transactions Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Accrued compensation Employee-related Liabilities, Current Award requisite service period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period Line of Credit Line of Credit [Member] Restatement Determination Date Restatement Determination Date Allowance for credit losses Accounts Receivable, Allowance for Credit Loss Sale of business Proceeds from Divestiture of Businesses Carryforward offset percentage of taxable income Carryforward Offset Percentage Of Taxable Income Carryforward offset percentage of taxable income. Debt instrument, convertible, conversion price (in dollars per share) Debt Instrument, Convertible, Conversion Price Amendment Flag Amendment Flag Consolidated Entities [Axis] Consolidated Entities [Axis] Current Liabilities: Liabilities, Current [Abstract] Provision for credit loss Credit loss related to accounts receivable Accounts Receivable, Credit Loss Expense (Reversal) Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding US Treasury Bill Securities US Treasury Bill Securities [Member] Loss Contingencies [Table] Loss Contingencies [Table] Consolidated Entities [Domain] Consolidated Entities [Domain] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Property, Plant, and Equipment [Abstract] Property, Plant, and Equipment [Abstract] Entity Address, State or Province Entity Address, State or Province Options granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross PEO Total Compensation Amount PEO Total Compensation Amount Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Unvested and outstanding, beginning balance (in shares) Unvested and outstanding, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Basic (in shares) Total weighted-average common shares outstanding, net of restricted shares of common stock - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Share-Based Payment Arrangement, Tranche One First Stock Price Hurdle Share-Based Payment Arrangement, Tranche One [Member] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Loss Contingencies [Line Items] Loss Contingencies [Line Items] U.S. Treasury bills Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss Number of reporting segments Number of Reportable Segments Total current liabilities Liabilities, Current Interest income earned Interest Income Interest income earned PSUs Performance-Based Restricted Stock Units [Member] Performance-based restricted stock units. Entity Address, City or Town Entity Address, City or Town Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Share Based Compensation Arrangement by Share Based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Software Software, Internally Developed and Purchased [Member] Accounts Receivable Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Net Carrying Value Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Incurred related to: Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims [Abstract] Total accounts receivable Accounts Receivable, before Allowance for Credit Loss Accumulated Amortization Intangible Asset, Finite-Lived, Accumulated Amortization Level 2 Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Line of credit agreement Line of Credit Facility, Maximum Borrowing Capacity Total Intangible Assets, Gross (Including Goodwill) Intangible Assets, Gross (Including Goodwill) Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Less current maturities of long-term debt Long-Term Debt, Current Maturities License (indefinite lived) License [Member] United States UNITED STATES Subsequent Event Type [Axis] Subsequent Event Type [Axis] Issuance of common stock upon vesting of restricted stock units (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Debt Instrument [Table] Schedule of Long-Term Debt Instruments [Table] Remaining claim amounts payment period Remaining Claim Amounts Payment Period Remaining claim amounts payment period. Recent Accounting Pronouncements Issued New Accounting Pronouncements, Policy [Policy Text Block] Net Income per Share Earnings Per Share, Policy [Policy Text Block] Acquisition of property in accounts payable Capital Expenditures Incurred but Not yet Paid Schedule of Significant Segment Expenses Segment Reporting [Table Text Block] Gain on sale of property and equipment Gain (Loss) on Disposition of Property Plant Equipment Noncontrolling interest Noncontrolling Interest [Member] Covenant, consolidated EBITDA Debt Instrument, Covenant, Consolidated EBITDA Debt Instrument, Covenant, Consolidated EBITDA Total weighted-average common shares outstanding (in shares) Weighted Average Number of Shares Issued, Basic Use of Estimates Use of Estimates, Policy [Policy Text Block] Amortization-debt issuance costs Amortization of Debt Issuance Costs Outstanding debt Long-term debt-net of amortization Long-Term Debt Property and Equipment Property, Plant, and Equipment [Text Block] Supplemental non-cash investing and financing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Document Period End Date Document Period End Date Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Options forfeited / expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Net cash provided by (used in) investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Subsidiaries Subsidiaries [Member] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Debt instrument, face amount Debt Instrument, Face Amount Security Exchange Name Security Exchange Name Treasury securities investments Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Current Options granted (n dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Capitation Health Care Capitation [Member] Health Care, Capitation. Liabilities, fair value disclosure Liabilities, Fair Value Disclosure Entity Shell Company Entity Shell Company Schedule of Components of Change in Medical Expenses Payable Short-Duration Insurance Contracts, Reconciliation of Claims Development to Liability [Table Text Block] Segments Segment Reporting, Policy [Policy Text Block] Schedule of Property and Equipment Property, Plant, and Equipment [Table Text Block] Name Outstanding Recovery, Individual Name Net income per share attributable to Alignment Healthcare, Inc.: Net income per share: Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Right of use asset, net Lease, Right-Of-Use Assets Lease, Right-Of-Use Assets Total liabilities Liabilities Trading Symbol Trading Symbol Intangible Asset, Including Goodwill, after Accumulated Amortization [Abstract] Intangible Asset, Including Goodwill, after Accumulated Amortization [Abstract] License (indefinite lived) Intangible Asset, Excluding Goodwill, Indefinite-Lived Acquisition of property and equipment Payments to Acquire Property, Plant, and Equipment 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] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Company Selected Measure Name Company Selected Measure Name Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Dilutive effect of: Weighted Average Number of Shares Outstanding, Diluted, Adjustment [Abstract] Schedule Of Indefinite Lived Intangible Assets [Table] Intangible Asset, Indefinite-Lived [Table] Long-term debt Total Long-Term Debt, Gross Credit Facility [Domain] Credit Facility [Domain] Medical expenses payable Liability for Claims and Claims Adjustment Expense Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Operating Activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Indefinite Lived Intangible Assets By Major Class [Line Items] Intangible Asset, Indefinite-Lived [Line Items] Diluted (in shares) Shares used to compute diluted income per common share (in shares) Weighted Average Number of Shares Outstanding, Diluted Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Estimated Service Lives (years) Property, Plant, and Equipment, Useful Life Underlying Security Market Price Change Underlying Security Market Price Change, Percent Options granted, fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Fair Value Share-based compensation arrangement by share-based payment award, options, grants in period, fair value. NOL carryforwards Operating Loss Carryforwards Annual award vesting rights, percentage Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Money market funds Cash Equivalent, Money Market Fund, Carrying Value Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Debt instrument, initial conversion price premium percentage Debt Instrument, Initial Conversion Price, Premium Of Common Stock, Percentage Debt Instrument, Initial Conversion Price, Premium Of Common Stock, Percentage Number of tranches Share-Based Payment Arrangement, Number Of Tranches Share-Based Payment Arrangement, Number Of Tranches Taxable income deduction limit percentage Taxable Income Deduction Limit Percentage Taxable income deduction limit percentage. Other receivables Other Receivables Other Other Intangible Assets [Member] Restricted investments Restricted Investments, Noncurrent Award Timing Predetermined Award Timing Predetermined [Flag] Intangible Asset, Goodwill and Other [Abstract] Intangible Asset, Goodwill and Other [Abstract] Aggregate intrinsic value, options exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Indefinite-lived Intangible Assets, Major Class Name Intangible Asset, Indefinite-Lived, Class [Domain] Conversion ratio Debt Instrument, Convertible, Conversion Ratio Dilutive effect of common shares (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Equity-based compensation Shares Granted, Value, Share-Based Payment Arrangement, after Forfeiture Unvested and outstanding, beginning balance (in dollars per share) Unvested and outstanding, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Claims incurred but not paid Claims incurred but not paid - beginning balance Claims incurred but not paid - ending balance Liability for Unpaid Claims and Claims Adjustment Expense, Incurred but Not Reported (IBNR) Claims, Amount All Executive Categories All Executive Categories [Member] Regulated Operations [Abstract] Regulated Operations [Abstract] Lease liabilities Increase (Decrease) in Operating Lease Liability Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Preferred stock par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Long-term debt, fair value Long-Term Debt, Fair Value Depreciation expense Depreciation Vesting [Domain] Vesting [Domain] Scenario [Domain] Scenario [Domain] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Options outstanding, beginning balance (in dollars per share) Options outstanding, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Reconciliation of cash, cash equivalents and restricted cash as shown in the statement of cash flows: Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Price Per Share Goals (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Stock Price Hurdle Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Stock Price Hurdle Payments related to: Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid [Abstract] Schedule of Computation of Basic and Diluted Net Income Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Minimum Minimum [Member] Maturities of investments Proceeds from Maturities, Prepayments and Calls of Long-Term Investments Expiration Date Trading Arrangement Expiration Date 2030 Long-Term Debt, Maturity, Year Four Schedule of Earned Revenue Disaggregation of Revenue [Table Text Block] Denominator: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Income Statement Location Location, Statement of Income, Balance [Axis] Restricted cash in other assets Restricted Cash and Cash Equivalent Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Weighted-average remaining contractual terms, outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted-Average Remaining Contractual Term 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] Medical expenses payable Medical Expenses Payable Current Medical expenses payable current Other Liability For Claims And Claims Other Medical Expenses Payable Liability for claims and claims, other medical expenses payable. Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Antidilutive Security, Excluded EPS Calculation [Table] Antidilutive Security, Excluded EPS Calculation [Table] Aggregate intrinsic value, vested and exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Exercise Price Award Exercise Price Investing Activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Segment Reporting [Line Items] Segment Reporting [Line Items] Regulatory Requirements and Restricted Funds Regulatory Requirements And Restricted Funds [Text Block] Regulatory requirements And restricted funds text block. Share based compensation expense, unrecognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Document Quarterly Report Document Quarterly Report 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] Segments [Domain] Segments [Domain] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Property and Equipment—Net Property, Plant, and Equipment [Policy Text Block] Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss Prior years Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years Repayment of long-term debt Repayments of Long-Term Debt Scenario [Axis] Scenario [Axis] Forfeitures (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, Forfeited Less unamortized debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Component Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Secured Debt Secured Debt [Member] Office equipment and furniture Office Equipment And Furniture [Member] Office Equipment and Furniture. Adoption Date Trading Arrangement Adoption Date Debt instrument, interest rate, stated percentage Debt Instrument, Interest Rate, Stated Percentage Total stockholders' equity Equity, Attributable to Parent Total other expense Nonoperating Income (Expense) Pharmacy rebate receivables Pharmacy Rebate Receivables Pharmacy rebates. Schedule of Equity-Based Compensation Expense of Operation Schedule of Equity-based Compensation Expense on Statement of Operations [Table Text Block] Schedule of equity-based compensation expense on statement of operations Assets Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Long-term portion of lease liabilities Lease, Liability, Noncurrent Lease, Liability, Noncurrent Insider Trading Policies and Procedures [Line Items] Options outstanding, beginning balance (in shares) Options outstanding, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Allowance for credit losses Accounts Receivable, Allowance for Credit Loss, Current Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Selling, general, and administrative expenses Selling, general, and administrative expenses (less equity-based compensation) Selling, General and Administrative Expense Current year Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year Total incurred, net of reinsurance Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims Performance target, health plan revenue growth percentage Share-Based Compensation Arrangement By Share-based Payment Award, Performance Target, Health Plan Revenue Growth, Weighted Percentage Share-Based Compensation Arrangement By Share-based Payment Award, Performance Target, Health Plan Revenue Growth, Weighted Percentage Letter of Credit Letter of Credit [Member] Options forfeited / expired (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of operating segments Number of Operating Segments RSUs RSUs Restricted Stock Units (RSUs) [Member] Goodwill, Gross Carrying Value Goodwill, Gross Entity Central Index Key Entity Central Index Key Amortization-investment discount Investment Income, Amortization of Discount Less accumulated depreciation Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization All Adjustments to Compensation All Adjustments to Compensation [Member] 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] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Prior years Prior Year Claims and Claims Adjustment Expense Remainder of 2026 Long-Term Debt, Maturity, Remainder of Fiscal Year Income Statement [Abstract] Income Statement [Abstract] Stockholders' Equity: Equity, Attributable to Parent [Abstract] Document Transition Report Document Transition Report Shared Risk Reserve Arrangements Shared Risk Reserve Arrangements [Policy Text Block] Disclosure of accounting policies of shared risk reserve arrangements. Fair Value Hierarchy and NAV Fair Value Hierarchy and NAV [Axis] Expenses: Expenses: Operating Expenses [Abstract] Accouting Policies [Table] Accouting Policies [Table] Disclosure of information about accouting policies. Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Shares Subject to Options Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Debt interest rate spread Debt Instrument, Basis Spread on Variable Rate City Area Code City Area Code Variable Rate [Domain] Variable Rate [Domain] All Individuals All Individuals [Member] Non-cash lease expense Operating Lease, Right-of-Use Asset, Periodic Reduction Number of consecutive trading period Share-Based Payment Arrangement, Vesting Rights, Number Of Consecutive Trading Days Share-Based Payment Arrangement, Vesting Rights, Number Of Consecutive Trading Days Name Forgone Recovery, Individual Name Weighted average period Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Non-GAAP Measure Description Non-GAAP Measure Description [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] Statement [Line Items] Statement [Line Items] Total assets Assets Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Convertible senior notes Convertible Debt [Member] Equity-Based Compensation Share-Based Payment Arrangement [Policy Text Block] Interest expense Interest expense Interest Expense, Nonoperating Equity-Based Compensation Share-Based Payment Arrangement [Text Block] Other assets Increase (Decrease) in Other Operating Assets PEO PEO [Member] 2028 Long-Term Debt, Maturity, Year Two Total equity-based compensation expense Share-Based Payment Arrangement, Expense Accounting Policies [Line Items] Accounting Policies [Line Items] Line items represent financial concepts included in a table. These concepts are used to disclose accounting policies associated with domain members defined in one or many axes to the table. Goodwill Goodwill, Net Carrying Value Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Stock options exercised (in shares) Options exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Granted (in dollars 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 Subsequent Event Type [Domain] Subsequent Event Type [Domain] Sale of consolidated subsidiary Noncontrolling Interest, Decrease from Deconsolidation Accumulated Deficit Retained Earnings [Member] Total expenses Operating Expenses Revolving Credit Facility Revolving Credit Facility [Member] Cancelled/forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Software Software, In-Development, Internally Developed, and Purchased [Member] Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Debt issuance costs Payments of Debt Issuance Costs Diluted (in dollars per share) Diluted income per share (in dollars per share) Earnings Per Share, Diluted Entity Current Reporting Status Entity Current Reporting Status Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Accounts Receivable, after Allowance for Credit Loss [Abstract] Accounts Receivable, after Allowance for Credit Loss [Abstract] Total Shareholder Return Amount Total Shareholder Return Amount Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Medical Expenses and Medical Expenses Payable Medical Expenses And Medical Expense Payable [Policy Text Block] Disclosure of medical expenses and medical expense payable. Accrued compensation Increase (Decrease) in Employee Related Liabilities Amortization expense Intangible Asset, Finite-Lived, Amortization Expense Intangible Asset, Finite-Lived [Line Items] Intangible Asset, Finite-Lived [Line Items] Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] 2029 Long-Term Debt, Maturity, Year Three Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Reportable Segment Reportable Segment [Member] Reportable Segment Financing Activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property and equipment, net Property and equipment-net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Restricted Stock Units (RSUs), Four Year Vesting Restricted Stock Units (RSUs), Four Year Vesting [Member] Restricted Stock Units (RSUs), Four Year Vesting Financial Instruments Financial Instruments [Domain] Options outstanding, vested and exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Other Other Income Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Stock options exercised Stock Issued During Period, Value, Stock Options Exercised Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Goodwill and Intangible Assets Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Covenant, senior secured indebtedness to consolidated EBITDA ratio, maximum Debt Instrument, Covenant, Senior Secured Indebtedness To Consolidated EBITDA Ratio, Maximum Debt Instrument, Covenant, Senior Secured Indebtedness To Consolidated EBITDA Ratio, Maximum Income Tax Jurisdiction, Domestic State and Local Income Tax Jurisdiction, Domestic State and Local [Member] Options outstanding, vested and exercisable (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Construction in progress Construction in Progress [Member] Segment Reporting [Table] Segment Reporting [Table] Schedule of Future Maturities Under the Term Loan Schedule of Maturities of Long-Term Debt [Table Text Block] Computer and equipment Computers and equipment Computer Equipment [Member] Stock Option Activity, Additional Disclosures Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Other expenses: Other Nonoperating Income (Expense) [Abstract] All Trading Arrangements All Trading Arrangements [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Income from operations Operating Income (Loss) Government receivables Government Contract Receivable Current Fiscal Year End Date Current Fiscal Year End Date NOL carryforwards indefinite life Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Capitation payable, risk-sharing payable, and other Liability For Claims And Claims Capitation Payable Risk Sharing Payable And Other Liability for claims and claims, capitation payable, risk-sharing payable, and other. 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] Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Plan member relationships Plan Relationship [Member] Plan relationship. Schedule of Medical Expenses Payable Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block] Schedule of Stock Option Activity Transactions Share-Based Payment Arrangement, Option, Activity [Table Text Block] Weighted- Average Exercise Price per Option Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common stock, shares issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Premium Health Care, Premium [Member] Earned premiums Total Premiums Earned, Net Equity Components Equity Components [Axis] Accounts receivable Increase (Decrease) in Accounts Receivable Product and Service Product and Service [Domain] Disaggregation Of Revenue [Table] Disaggregation of Revenue [Table] Entity Interactive Data Current Entity Interactive Data Current Variable Rate [Axis] Variable Rate [Axis] Less: Net loss attributable to noncontrolling interest Less: Net loss attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Performance target, adjusted earnings before interest Share-Based Compensation Arrangement By Share-based Payment Award, Performance Target, Adjusted EBITDA, Weighted Percentage Share-Based Compensation Arrangement By Share-based Payment Award, Performance Target, Adjusted EBITDA, Weighted Percentage Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Entity Small Business Entity Small Business Termination Date Trading Arrangement Termination Date Weighted Average Life Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Property Plant and Equipment [Line Items] Property, Plant, and Equipment [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Current year Current Year Claims and Claims Adjustment Expense Award expiration period Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Other assets Other Assets, Noncurrent Document Type Document Type Capitation and risk-sharing payable Liability For Claims And Claims Capitation Payable And Risk Sharing Payable Liability for claims and claims capitation payable and risk sharing payable. Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value as of Grant Date Award Grant Date Fair Value Accrued and unpaid special interest Debt Instrument, Redemption Price, Percentage Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Arrangement Duration Trading Arrangement Duration Non Vested Awards, Options, RSUs and PSUs Non Vested Awards, Options, RSUs and PSUs [Member] Non Vested Awards, Options, RSUs and PSUs Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Proceeds from long-term debt Proceeds from Issuance of Long-Term Debt Local Phone Number Local Phone Number Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Schedule of PSUs Transactions Share-Based Payment Arrangement, Performance Shares, Activity [Table Text Block] Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and Contingencies (Note 12) Commitments and Contingencies Gross Carrying Value Intangible Asset, Finite-Lived, before Accumulated Amortization Total revenues Total revenues Revenues Subtotal Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Award vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Office equipment and furniture Furniture and Fixtures [Member] Liabilities and Stockholders' Equity Liabilities and Equity [Abstract] Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Senior Secured Revolving Credit Facility Senior Secured Revolving Credit Facility [Member] Senior Secured Revolving Credit Facility Schedule of Carrying Value and Fair Value of Financial Instruments Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Award Type [Domain] Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Fair Value Fair Value Disclosures [Text Block] Level 3 Fair Value, Inputs, Level 3 [Member] Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Weighted-average remaining contractual terms, vested and exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted-Average Remaining Contractual Term Share-Based Payment Arrangement, Tranche Four Share-Based Payment Arrangement, Tranche Four [Member] Share-Based Payment Arrangement, Tranche Four PEO Name PEO Name Total payments, net of reinsurance Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid Leasehold improvements Leasehold improvements Leasehold Improvements [Member] Long-Lived Asset, Class Long-Lived Asset, Class [Axis] Other segment expenses Segment Reporting, Other Segment Item, Amount Concentrations of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Medical expenses Medical expenses (less depreciation and equity-based compensation) Medical Expenses Medical expenses. Options exercised (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Revenue and Accounts Receivable and Revenue Adjustments and Part D Subsidies Revenue [Policy Text Block] Cash, cash equivalents and restricted cash at beginning of period Cash, cash equivalents and restricted cash at end of period Total Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Base Rate Base Rate [Member] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] 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] Organization Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Equity-based compensation Share-Based Payment Arrangement, Noncash Expense Medical expenses payable Increase Decrease In Medical Expenses Payable Increase decrease in medical expenses payable. Schedule of Long-Term Debt Outstanding, Net of Unamortized Debt Issuance Costs Schedule of Debt [Table Text Block] 2027 Long-Term Debt, Maturity, Year One Long-term Debt, Type Long-Term Debt, Type [Domain] Basic (in dollars per share) Basic income per share (in dollars per share) Earnings Per Share, Basic Schedule of Earned PSUs in Volume Weighted Average Price Per Share Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] Total current assets Assets, Current Statistical Measurement Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Long-term debt, net of debt issuance costs Long-term debt - net of current portion Long-Term Debt, Excluding Current Maturities Award Type [Axis] Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts receivable (less allowance for credit losses of $265 at June 30, 2026 and $833 at December 31, 2025) Accounts Receivable, after Allowance for Credit Loss, Current Accumulated deficit Retained Earnings (Accumulated Deficit) Product and Service Product and Service [Axis] 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] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Insurance [Abstract] Insurance [Abstract] Medical Expenses Payable Short-Duration Insurance and Deposit Contracts [Text Block] Equity Awards Adjustments Equity Awards Adjustments [Member] Total liabilities and stockholders' equity Liabilities and Equity Goodwill Intangible Asset, Including Goodwill, after Accumulated Amortization Stock Options Stock options Share-Based Payment Arrangement, Option [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Schedule of Accounts Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Income Tax Authority Income Tax Jurisdiction [Domain] Tabular List, Table Tabular List [Table Text Block] Loss accrual Loss Contingency Accrual, Loss (Reversal of Loss) Vesting [Axis] Vesting [Axis] Additional paid-in capital Additional Paid in Capital Other income, net Other Nonoperating Income (Expense) Estimated principal amount percentage Debt Instrument, Covenant, Principal Amount Owned, Threshold Percentage Debt Instrument, Covenant, Principal Amount Owned, Threshold Percentage Long-Term Debt Long-Term Debt [Text Block] Name Awards Close in Time to MNPI Disclosures, Individual Name Purchase of investments Payments to Acquire Investments 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] Aggregate intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Long-Lived Asset, Class Long-Lived Asset, Class [Domain] Number of consolidated variable interest entities Number Of Consolidated Variable Interest Entities Number of consolidated variable interest entities. Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Schedule Of Property Plant And Equipment [Table] Property, Plant, and Equipment [Table] Preferred stock, $0.001 par value; 100,000,000 shares authorized as of June 30, 2026 and December 31, 2025, respectively; no shares issued and outstanding as of June 30, 2026 and December 31, 2025 Preferred Stock, Value, Issued Adjustment to Compensation: Adjustment to Compensation [Axis] Accounts payable and accrued expenses Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Favorable (unfavorable) claims reserve estimates, excluding provision Claims Reserve Estimates Excluding Provision From Prior Year Claims And Claims Adjustment Expense Claims reserve estimates, excluding provision from prior year claims and claims adjustment expense. Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Restricted Stock Units (RSUs), Three Year Vesting Restricted Stock Units (RSUs), Three Year Vesting [Member] Restricted Stock Units (RSUs), Three Year Vesting Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Assets, fair value disclosure Total Assets, Fair Value Disclosure Income Tax Authority Income Tax Jurisdiction [Axis] Number of Earned PSUs (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Number Of Shares Earned Upon Achievement Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Number Of Shares Earned Upon Achievement Name Measure Name Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] Income Taxes Income Tax Disclosure [Text Block] Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV Fair Value Hierarchy and NAV [Domain] Debt Instrument [Line Items] Debt Instrument [Line Items] Convertible senior notes Convertible Senior Notes [Member] Convertible Senior Notes Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional Paid-In Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Indefinite-lived Intangible Assets Intangible Asset, Indefinite-Lived, Class [Axis] Investments - current Short-Term Investments Impairment charges Goodwill, Impairment Loss Option to increase commitments through term loan Debt Instrument, Face Amount, Option To Increase Commitments Debt Instrument, Face Amount, Option To Increase Commitments Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Less: Restricted shares of common stock (in shares) Weighted Average Number of Shares, Restricted Stock Loss ratio Loss Ratio Company Selected Measure Amount Company Selected Measure Amount Depreciation and amortization Depreciation, Depletion and Amortization Secured Overnight Financing Rate (SOFR) Secured Overnight Financing Rate (SOFR) [Member] Entity Address, Address Line Two Entity Address, Address Line Two Net income Net income (loss) Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current Assets: Assets, Current [Abstract] Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Vested (in dollars 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 Provision for income taxes Income tax expense Income Tax Expense (Benefit) Award Timing Method Award Timing Method [Text Block] Net increase in cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Scenario Forecast Forecast [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Share-Based Payment Arrangement, Tranche Three Third Stock Price Hurdle Share-Based Payment Arrangement, Tranche Three [Member] Net income attributable to Alignment Healthcare, Inc. Net Income (Loss) Attributable to Parent Long-term Debt, Type Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Certificate of deposits Restricted Investments, at Fair Value Bridge Loan Bridge Loan [Member] Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Sale of property and equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Share-Based Payment Arrangement, Tranche Two Second Stock Price Hurdle Share-Based Payment Arrangement, Tranche Two [Member] Restatement Determination Date: Restatement Determination Date [Axis] Proceeds from stock option exercises Proceeds from Stock Options Exercised John Kao [Member] John Kao Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Certificates of Deposit Certificates of Deposit [Member] Revenues: Revenues [Abstract] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]