Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Schedule of Share Based Compensation Valuation Assumptions [Line Items] Schedule Of Share Based Compensation Valuation Assumptions [Line Items] Schedule of share based compensation valuation assumptions. Statistical Measurement Statistical Measurement [Domain] Stock conversion ratio Redeemable Non Controlling Interest Exchange Agreement Stock Conversion Ratio Redeemable non controlling interest exchange agreement stock conversion ratio. vTv Therapeutics LLC V Tv L L C [Member] vTv LLC. Investments Investment, Policy [Policy Text Block] Employee Benefit Plan Postemployment Benefit Plans, Policy [Policy Text Block] Renewal term Lessor, Operating Lease, Renewal Term Award Timing Predetermined Award Timing Predetermined [Flag] Related Party Transaction Related Party Transaction [Axis] Entity File Number Entity File Number Additional Paid-in Capital Additional Paid-in Capital [Member] Tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Amount Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Leases [Abstract] Proceeds from sale of Class A common stock, pre-funded and common warrants, net of offering costs Proceeds from Issuance of Warrants, Pre-Funded and Common Warrants Proceeds from Issuance of Warrants, Pre-Funded and Common Warrants Accounting Pronouncements Adopted During the Current Year and Recently Issued Accounting Pronouncements Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Maximum percentage of taxable income limited to offset by net operating loss carryforwards Maximum Percentage Of Taxable Income Limited To Offset By Net Operating Loss Carryforwards Maximum percentage of taxable income limited to offset by net operating loss carryforwads. Expire in 2035 to 2037 Expire In2035 To2037 [Member] Expire in 2035 to 2037. Contingent consideration transferred, aggregate share value Collaborative Arrangement, Contingent Consideration Transferred, Aggregate Share Value Collaborative Arrangement, Contingent Consideration Transferred, Aggregate Share Value Decrease in vTv Therapeutics Inc. stockholders' equity for sale of vTv Units as a result of common stock issuances Consolidation Changes Wholly Owned Subsidiary Parent Ownership Interest Changes Purchase Of Interest By Parent Consolidation Changes Wholly Owned Subsidiary Parent Ownership Interest Changes Purchase Of Interest By Parent Research and development tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Net loss per share of vTv Therapeutics Inc. Class A Common Stock, basic (usd per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Related-Party Transactions Related Party Transactions Disclosure [Text Block] Receivables, fair value disclosure Receivables, Fair Value Disclosure Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Discount rate Notes Receivable, Discount Rate Notes Receivable, Discount Rate Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Total deferred tax assets Deferred Tax Assets, Gross Schedule Of Stock By Class [Table] Stock, Class of Stock [Table] Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] MacAndrews & Forbes Incorporated Mac Andrews And Forbes Incorporated [Member] MacAndrews and Forbes Incorporated. Assets held for sale Disposal Group, Including Discontinued Operation, Assets Adjustment to Compensation, Amount Adjustment to Compensation Amount Indirect research and development expense Indirect Research Development Expense Indirect Research Development Expense Revenue from collaborative arrangement Revenue from Collaborative Arrangement, Excluding Revenue from Contract with Customer Concentration risk percentage Concentration Risk, Percentage Type 2 Diabetes Type Two Diabetes [Member] Type 2 diabetes. Share-based compensation expense Share-Based Payment Arrangement, Noncash Expense Audit Information [Abstract] Audit Information Termination period Lessee, Operating Lease, Termination Period Lessee, Operating Lease, Termination Period Employee Stock Option Common stock options granted under the Plan Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Research and Development Research and Development Expense, Policy [Policy Text Block] Foreign withholding tax Income Tax Reconciliation Foreign Withholding Tax Income tax reconciliation, foreign withholding tax. Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Organization Consolidation And Presentation Of Financial Statements [Line Items] Organization Consolidation And Presentation Of Financial Statements [Line Items] Organization consolidation and presentation of financial statements. Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Effective Income Tax Rate Reconciliation, Percent [Abstract] Antidilutive Securities Antidilutive Securities [Axis] Asset impairment charges Asset Impairment Charges Total stockholders’ equity attributable to vTv Therapeutics Inc. Equity, Attributable to Parent Insider Trading Policies and Procedures [Line Items] Compensation expense related to share-based awards Total share-based compensation expense Share-Based Payment Arrangement, Expense Common stock, shares authorized (in shares) Common Stock, Shares Authorized Tax Period Tax Period [Domain] Issuance of Class A common stock and pre-funded warrants, net offering costs (in shares) Stock Issued During Period, Shares, New Issues Current assets: Assets, Current [Abstract] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Total liabilities, redeemable noncontrolling interest and stockholders’ equity Liabilities and Equity Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Concentration Risk Benchmark Concentration Risk Benchmark [Axis] Concentration of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Net loss attributable to redeemable noncontrolling interest Temporary Equity, Net Income Liabilities and Stockholders’ Equity Liabilities and Equity [Abstract] State and Local Jurisdiction State and Local Jurisdiction [Member] Cover [Abstract] Cover [Abstract] Conversion of Stock, Name Conversion of Stock, Name [Domain] Schedule Of Share Based Compensation Valuation Assumptions [Table] Schedule Of Share Based Compensation Valuation Assumptions [Table] Schedule Of Share Based Compensation Valuation Assumptions [Table] Other Deferred Tax Assets, Other Maximum Maximum [Member] General and administrative General and Administrative Expense [Member] Options exercisable (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Net loss attributable to noncontrolling interest Less: Net loss attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Accounting Policies [Abstract] Accounting Policies [Abstract] Other Effective Income Tax Rate Reconciliation, Deduction, Other, Amount Concentration Risk Type Concentration Risk Type [Domain] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Proceeds from sale of Class A common stock to collaboration partner, net of offering costs Proceeds From Sale Of Common Stock Proceeds From Sale Of Common Stock Accrued development costs Accrued Development Costs Current Accrued development costs current. Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Loss before income taxes and noncontrolling interest Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Reclassification of noncontrolling interest to additional paid-in capital Noncontrolling Interest, Reclassification to Additional Paid-in-Capital Noncontrolling Interest, Reclassification to Additional Paid-in-Capital Novo License Agreement Novo License Agreement [Member] Novo license agreement. Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Interest expense Interest Expense, Operating Exercised (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Non-Options, Exercises in Period, Weighted Average Exercise Price Share-Based Compensation Arrangements by Share-Based Payment Award, Non-Options, Exercises in Period, Weighted Average Exercise Price Expired (usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Name Measure Name Prepaid Expense and Other Assets, Current [Abstract] Prepaid Expense and Other Assets, Current [Abstract] Redeemable Noncontrolling Interest Redeemable Noncontrolling Interests [Member] Redeemable noncontrolling interests. Schedule of Net Income Attributable to Vtv Therapeutics Inc Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Table Text Block] Schedule of Compensation Expense Related to Grants of Stock Options Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Current portion of operating lease liabilities Operating Lease, Liability, Current letter agreement, maximum exercisable times Letter Agreement Warrant, Maximum Exercisable Times Letter Agreement Warrant, Maximum Exercisable Times Class Of Stock [Line Items] Class of Stock [Line Items] Prepaid software Prepaid Software Expenses, Current Prepaid Software Expenses, Current Document Fiscal Period Focus Document Fiscal Period Focus Award Timing Method Award Timing Method [Text Block] Furniture and office equipment Furniture and Fixtures [Member] Award Type Award Type [Axis] Warrant liability Warranty Liability, Noncurrent Warranty Liability, Noncurrent Contract liabilities, net of current portion Contract with Customer, Liability, Noncurrent Parent Company Parent Company [Member] Legal Entity Legal Entity [Axis] Total assets Assets Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Share-Based Compensation Share-Based Payment Arrangement [Policy Text Block] Trading Symbol Trading Symbol Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Income Taxes Income Tax, Policy [Policy Text Block] Entity Address, City or Town Entity Address, City or Town Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Concentration Risk Type Concentration Risk Type [Axis] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Statement of Income Location, Balance Statement of Income Location, Balance [Domain] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Emerging Growth Company Entity Emerging Growth Company Common stock warrants Warrant [Member] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Issuance of Class A Common Stock under ATM offering (in shares) Issuance Of Class A Common Stock Under ATM Offering Shares Issuance Of Class A Common Stock Under ATM Offering shares, Award outstanding, beginning balance (in shares) Award outstanding, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number 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] Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] State taxes (net of federal benefit) Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Related Party Related Party [Member] Sale of stock, consideration received on transaction, gross Sale of Stock, Consideration Received on Transaction, Gross Sale of Stock, Consideration Received on Transaction, Gross Common stock, shares outstanding (in shares) Beginning balance, shares (in shares) Ending balance, shares (in shares) Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding Change in fair value of warrants Fair Value Adjustment of Warrants Property and Equipment and other Long-lived Assets Property, Plant and Equipment, Policy [Policy Text Block] Document Information [Table] Document Information [Table] PEO PEO [Member] Other Effective Income Tax Rate Reconciliation, Deduction, Other, Percent Interest income Investment Income, Interest Increase in valuation allowance Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Changes in assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Issuance of common stock upon exercise of stock options Stock Issued During Period, Value, Stock Options Exercised 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] Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Accumulated Deficit Retained Earnings [Member] Total Prepaid Expense and Other Assets, Current Income Tax Jurisdiction Income Tax Jurisdiction [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Total cash and cash equivalents, beginning of year Total cash and cash equivalents, end of year Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Income tax provision Provision for income taxes Income Tax Expense (Benefit) Class B Common Stock Common Class B [Member] Sale of Stock [Domain] Sale of Stock [Domain] Document Information [Line Items] Document Information [Line Items] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Customer Customer Concentration Risk [Member] Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Commitments and Contingencies. Options vested and expected to vest (usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Total vTv Therapeutics Inc Stockholders’ Equity (Deficit) Parent [Member] Net loss before noncontrolling interest Net loss before noncontrolling interest Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Percent of public float Sale of Stock, Maximum Securities To Be Sold, Percent Of Public Float Sale of Stock, Maximum Securities To Be Sold, Percent Of Public Float Aggregate offering price Sale Of Stock, Aggregate Offering Price Aggregate offering price. Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Other current assets Increase (Decrease) in Other Current Assets Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Amount of cash savings percentage Percentage Of Amount Of Cash Savings Percentage of amount of cash savings. Contingent consideration transferred, cash Collaborate Arrangement, Contingent Consideration Transferred, Cash Collaborate Arrangement, Contingent Consideration Transferred, Cash Proceeds from issuance of private placement Proceeds from Issuance of Private Placement Proceeds from the exercise of stock options Proceeds from Stock Options Exercised City Area Code City Area Code Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Type 1 Diabetes Type One Diabetes [Member] Type 1 diabetes. All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] G42 Investments G42 Investments [Member] G42 Investments Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Conversion of Class B Common Stock to Class A Common Stock Conversion of Stock, Amount Converted General and administrative General and Administrative Expense Unrecognized compensation cost related to non-vested share-based compensation arrangements Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Income Taxes [Table] Income Taxes [Table] Income taxes. Net cash used in operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Schedule Of Earnings Per Share [Line Items] Schedule Of Earnings Per Share [Line Items] Schedule Of Earnings Per Share [Line Items] Related Party Related Party Transactions [Abstract] Preferred stock par value (usd per share) Preferred Stock, Par or Stated Value Per Share Property and equipment, estimated useful lives Property, Plant and Equipment, Useful Life Subsequent Event Subsequent Event [Member] Schedule of Assumptions Used to Estimate Fair Value of Stock Option Awards Granted Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Depreciation expense Depreciation Collaboration Revenue and Accounts Receivable Collaboration Revenue And Accounts Receivable Policy [Policy Text Block] Collaboration revenue and accounts receivable. Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Options, Outstanding, Weighted Average Exercise Price [Abstract] Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Options, Outstanding, Weighted Average Exercise Price Equity Components Equity Components [Axis] Change in redemption value of noncontrolling interest Change in redemption value of noncontrolling interest Noncontrolling Interest, Change in Redemption Value Auditor Name Auditor Name Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Number of reportable segment Number of Reportable Segments Expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Supplemental cash flow information: Supplemental Cash Flow Information [Abstract] Deferred tax assets: Deferred Tax Assets, Net of Valuation Allowance [Abstract] Other Performance Measure, Amount Other Performance Measure, Amount Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Entity Address, State or Province Entity Address, State or Province Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Related Party Related and Nonrelated Parties [Domain] Total current liabilities Liabilities, Current Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Individual: Individual [Axis] Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Income Tax Jurisdiction Income Tax Jurisdiction [Domain] Warrants and rights immediately exercisable term Warrants And Rights Immediately Exercisable, Term Warrants And Rights Immediately Exercisable, Term Other current assets Other Assets, Current Document Annual Report Document Annual Report Research and development Research and Development Expense [Member] Additional paid-in capital Additional Paid in Capital, Common Stock Entity Entity [Domain] Net cash provided by (used in) investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation 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] Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Research and Development Arrangement, Contract to Perform for Others, Type Research and Development Arrangement, Contract to Perform for Others, Type [Axis] Partnership income (federal) not subject to tax to the Company Income Tax Reconciliation Partnership Income Federal Not Subject To Tax Income tax reconciliation partnership income federal not subject to tax. Project [Domain] Project [Domain] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Issuance of Class A Common Stock under ATM offering Issuance of Class A Common Stock under ATM offering Issuance of Class A Common Stock under ATM offering Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Entity Interactive Data Current Entity Interactive Data Current Realized gain on sale of investment in Reneo Pharmaceuticals, Inc. Equity Securities, FV-NI, Realized Gain Operating lease cost Operating Lease, Cost Weighted average period to recognize unrecognized share-based compensation cost Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Issuance of common stock upon exercise of stock options (in shares) Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Valuation allowance Deferred Tax Assets, Valuation Allowance Equity [Abstract] Equity [Abstract] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Organization Consolidation And Presentation Of Financial Statements [Table] Organization Consolidation And Presentation Of Financial Statements [Table] Organization Consolidation And Presentation Of Financial Statements [Table] Options exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Number of days used to determine exchange value based on weighted average price of Class A common stock Period Used To Determine Exchange Value Based On Weighted Average Price Of Class Common Stock Period used to determine exchange value based on weighted average price of Class A common stock. Newsoara Biopharma Co., Ltd. Newsoara Biopharma Co Ltd [Member] Newsoara Biopharma Co Ltd. Segment Information Segment Reporting Disclosure [Text Block] Private Placement Pre-Funded Warrants Private Placement Pre-Funded Warrants [Member] Private Placement Pre-Funded Warrants Net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards Long-Lived Tangible Asset Long-Lived Tangible Asset [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Cadisegliatin Cadisegliatin [Member] Cadisegliatin Ownership [Domain] Ownership [Domain] Warrant liability, related party Warrant liability, Current Warrant liability, Current Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Leases Lessee, Leases [Policy Text Block] Other assets Other Assets, Noncurrent Customer [Domain] Customer [Domain] Entity Central Index Key Entity Central Index Key PEO Name PEO Name vTv Therapeutics Inc vTv Therapeutics Inc [Member] vTv Therapeutics Inc Stock Conversion Description Stock Conversion Description [Axis] Aggregate gross purchase price Sale of Stock, Consideration Received on Transaction 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] Proceeds from collection of notes receivable Proceeds from Collection of Notes Receivable Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Increase decrease in uncertain tax position reasonably possible Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Arrangement Duration Trading Arrangement Duration Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Expected volatility, maximum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Computers and hardware Computer Equipment [Member] Segments [Axis] Segments [Axis] Exercise price of warrants (usd per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Prepaid expenses Increase (Decrease) in Prepaid Expense and Other Assets Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Class of Stock Class of Stock [Domain] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Accrued compensation and related costs Accrued Compensation And Related Costs Accrued compensation and related costs. Collaborative Arrangement and Arrangement Other than Collaborative Collaborative Arrangement and Arrangement Other than Collaborative [Domain] At statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Subsequent Event Type Subsequent Event Type [Axis] Share-Based Compensation Share-Based Payment Arrangement [Text Block] Indefinite Indefinite [Member] Indefinite. Assets Assets [Abstract] Nonrelated Party Nonrelated Party [Member] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Other Commitments Other Commitments [Axis] Loss from G42 Promissory Note early redemption Gain (loss) on extinguishment of debt Gain (Loss) on Extinguishment of Debt Gain (Loss) on Extinguishment of Debt Potential milestone payment Potential Milestone Payment Potential milestone payment. Stockholders’ equity: Equity, Attributable to Parent [Abstract] 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] Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Research and development Research and development Research and Development Expense Expired or cancelled (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Forfeitures and Expirations Entity Voluntary Filers Entity Voluntary Filers Beginning balance Ending balance Redeemable Noncontrolling Interest, Equity, Carrying Amount Ownership [Axis] Ownership [Axis] Redeemable noncontrolling interest, equity, fair value Redeemable Noncontrolling Interest, Equity, Fair Value Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Options, Exercisable, Number Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Options, Exercisable, Number Collaborative Arrangements Collaborative Arrangement [Member] Other assets Increase (Decrease) in Other Noncurrent Assets Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Net operating loss carryforwards Operating Loss Carryforwards Potential development and regulatory milestone payments Potential Development And Regulatory Milestone Payments Receivable Potential development and regulatory milestone payments receivable. Options vested and expected to vest (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Related Party Transaction [Line Items] Related Party Transaction [Line Items] Schedule of Equity-Based Stock Warrants Share-Based Payment Arrangement, Outstanding Award, Activity, Excluding Option [Table Text Block] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted Counterparty Name [Domain] Counterparty Name [Domain] Number of operating segments Number of Operating Segments Stock split, conversion ratio Stockholders' Equity Note, Stock Split, Conversion Ratio Award outstanding, ending balance Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Change from net loss attributable to vTv Therapeutics Inc. common shareholders and transfers to noncontrolling interest Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Change Due to Net Income Attributable to Parent and Effects of Changes, Net Schedule of Accounts Payable and Accrued Liabilities Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Satisfaction of Milestone Payment Satisfaction Of Milestone Payment [Member] Satisfaction of milestone payment. Note receivable, discount paid Collaborative Arrangement, Note Receivable, Discount Paid Collaborative Arrangement, Note Receivable, Discount Paid Income Taxes [Line Items] Income Taxes [Line Items] Income taxes. Related Party Related and Nonrelated Parties [Axis] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Collaborative Arrangement and Arrangement Other than Collaborative Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Restatement Determination Date: Restatement Determination Date [Axis] Non-PEO NEO Non-PEO NEO [Member] Schedule of Prepaid Expenses and Other Current Assets Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] Sale of Stock [Axis] Sale of Stock [Axis] Name Trading Arrangement, Individual Name Award Type Award Type [Domain] Noncontrolling interest Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Leasehold improvements Leasehold Improvements [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Reclassification of noncontrolling interest to additional paid-in capital Reclassification Of Noncontrolling Interest To Additional Paid-In Capital Reclassification Of Noncontrolling Interest To Additional Paid-In Capital Compensation Amount Outstanding Recovery Compensation Amount Expected dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Percent of securities called by warrants Class of Warrant or Right, Percent of Securities Called by Warrants or Rights Class of Warrant or Right, Percent of Securities Called by Warrants or Rights Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Collaboration revenue recognized Contract with Customer, Liability, Revenue Recognized MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name Patent Costs Patent Costs Policy [Policy Text Block] Patent costs. Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Share-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Impairment of investments in Anteris Bio, Inc. Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount Pre-Funded Warrants Pre-Funded Warrants [Member] Pre-Funded Warrants Auditor Firm ID Auditor Firm ID Segments [Domain] Segments [Domain] Developmental And Regulatory Milestone Payment Developmental And Regulatory Milestone Payment [Member] Developmental and regulatory milestone payment. Statement of Income Location, Balance Statement of Income Location, Balance [Axis] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Collaborative arrangement, royalties receivable, period Collaborative Arrangement, Royalties Receivable, Period Collaborative Arrangement, Royalties Receivable, Period Warrants to purchase shares of common stock (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Minimum Minimum [Member] Noncontrolling Interest Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] Repayment of notes payable Repayments of Notes Payable Company Selected Measure Name Company Selected Measure Name Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts Payable, Current Cash paid for operating lease Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Net loss attributable to common shareholders of vTv Therapeutics Inc., diluted Net Income (Loss) Available to Common Stockholders, Diluted All Executive Categories All Executive Categories [Member] Entity public float, threshold Entity Public Float, Threshold Entity Public Float, Threshold Schedule of Net Deferred Tax Assets/(Liabilities) Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Common stock value Common Stock, Value, Issued Tax Period Tax Period [Axis] Expected volatility, minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Other Indication Other Indication [Member] Other indication. Weighted average number of vTv Therapeutics Inc. Class A Common Stock, diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Segment and Geographic Information Segment Reporting, Policy [Policy Text Block] Commitments and contingencies Commitments and Contingencies Stock options vested, fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Percentage of non-voting economic interest of vTv Therapeutics Inc in vTv LLC Percentage Of Non Voting Economic Interest By Parent Percentage of non voting economic interest by parent. 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Net loss Net loss attributable to vTv Therapeutics Inc. 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