Document And Entity Information us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount govx_PolicyTable Statistical Measurement [Axis] Note To Financial Statement Details Textual Significant Accounting Policies us-gaap_IncomeTaxExpenseBenefit Income Tax Expense (Benefit) Note 3 - Balance Sheet Components Note 4 - Commitments Note 5 - Stockholders' Equity Note 6 - Stock-based Compensation Retirement Benefits [Text Block] Note 8 - Income Taxes Schedule II - Valuation and Qualifying Accounts Note 3 - Balance Sheet Components - 10Q Note 4 - Commitments - 10Q Note 5 - Stockholders' Equity - 10Q Minimum [Member] Note 6 - Stock-based Compensation Expense - 10Q Note 3 - Balance Sheet Components - Prepaid Expenses (Details) Statistical Measurement [Domain] Note 3 - Balance Sheet Components - Schedule of Property and Equipment (Details) Maximum [Member] Note 3 - Balance Sheet Components - Schedule of Other Assets (Details) Note 3 - Balance Sheet Components - Schedule of Accrued Expenses (Details) Note 4 - Commitments - Schedule of Lease Maturity (Details) Note 5 - Stockholders' Equity - Common Stock Reserved for Future Issuance (Details) Note 5 - Stockholders' Equity- Stock Option Activity (Details) Note 5 - Stockholders' Equity - Schedule of Stock Warrants (Details) Accounts payable and accrued expenses Note 6 - Stock-based Compensation - Valuation Assumptions (Details) Note 6 - Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Details) Note 8 - Income Taxes - Deferred Tax Assets and Liabilities (Details) Note 8 - Income Taxes - Reconciliation of Income Tax Benefit (Details) Schedule II - Valuation and Qualifying Accounts (Details) Note 3 - Balance Sheet Components - Prepaid Expenses - 10Q (Details) Note 3 - Balance Sheet Components - Schedule of Property and Equipment - 10Q (Details) Note 3 - Balance Sheet Components - Schedule of Other Assets - 10Q (Details) Note 3 - Balance Sheet Components - Schedule of Accrued Expenses - 10Q (Details) Note 4 - Commitments - Schedule of Lease Maturity - 10Q (Details) Note 5 - Stockholders' Equity- Stock Option Activity - 10Q (Details) Note 5 - Stockholders' Equity - Schedule of Valuation Assumption - 10Q (Details) Note 5 - Stockholders' Equity - Schedule of Stock Warrants - 10Q (Details) Note 6 - Stock-Based Compensation Expense - Schedule of Stock-Based Compensation Expense - 10Q (Details) Note 6 - Stock-Based Compensation Expense - Schedule of Stock-Based Compensation Expense - 10Q 2 (Details) Notes To Financial Statements Counterparty Name [Axis] Notes To Financial Statements [Abstract] us-gaap_EffectiveIncomeTaxRateContinuingOperations Effective tax rate Fractional share roundup following reverse split Reduction in value of shares as a result of reverse stock split. Forfeited or expired, weighted average exercise price (in dollars per share) U.S. federal statutory rate applied to pretax loss Granted, weighted average exercise price (in dollars per share) Exercised, weighted average exercise price (in dollars per share) Income Tax Jurisdiction [Domain] Permanent differences Other income (expense): Leasehold Improvements [Member] State income tax (benefit) Counterparty Name [Domain] us-gaap_SharesOutstanding Balance (in shares) Balance (in shares) Deposits Adjustments to reconcile net loss to net cash used in operating activities: Award Type [Axis] us-gaap_Liabilities Total liabilities Plan Name [Axis] Plan Name [Domain] Defined Benefit Plan [Table] us-gaap_LiabilitiesAndStockholdersEquity Total liabilities and stockholders’ equity us-gaap_IncreaseDecreaseInReceivables Government contract receivable Total stock-based compensation expense us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities Total adjustments us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets Prepaid expenses and other current assets Statement of Income Location, Balance [Domain] (Deprecated 2026) Stock-based compensation expense Subsequent Event [Member] Statement of Income Location, Balance [Axis] (Deprecated 2026) LIABILITIES AND STOCKHOLDERS’ EQUITY Lessee, Lease, Description [Table] Share-Based Payment Arrangement [Text Block] Location, Statement of Income, Balance [Axis] Lease Contractual Term [Axis] Lease Contractual Term [Domain] Changes in assets and liabilities: Government Grants and Contracts [Text Block] Disclosure of accounting policy for revenue recognition. If the entity has different policies for different types of revenue transactions, the policy for each material type of transaction is generally disclosed. If a sales transaction has multiple element arrangements (for example, delivery of multiple products, services or the rights to use assets) the disclosure may indicate the accounting policy for each unit of accounting as well as how units of accounting are determined and valued. The disclosure may encompass important judgment as to appropriateness of principles related to recognition of revenue. The disclosure also may indicate the entity's treatment of any unearned or deferred revenue that arises from the transaction. us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect Net increase (decrease) in cash and cash equivalents New Accounting Pronouncements, Policy [Policy Text Block] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Statement [Table] Prepaid insurance premiums us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Prepaid rent Nature of Operations [Text Block] Issuance of common stock for services Stock Issued During Period, Value, Issued for Services Issuance of common stock for services (in shares) Stock Issued During Period, Shares, Issued for Services (in shares) Product and Service [Domain] Product and Service [Axis] August 21 2024 Offering [Member] Represents August 21 2024 Offering. us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue Total remaining lease payments August 30 2024 Common Warrants [Member] Represents August 30 2024 Common Warrants. August 30 2024 Offering [Member] Represents August 30 2024 Offering August 21 2024 Common Warrants [Member] Represents August 21 2024 Common Warrants. us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent Operating Lease, Weighted Average Discount Rate, Percent August 21, 2024 Prefunded Warrants [Member] Represents August 21, 2024 Prefunded Warrants. us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths Lessee, Operating Lease, Liability, to be Paid, Year One At-the-Market Program [Member] Represents At-the-Market Program. August 30 2024 Prefunded Warrants [Member] Represents August 30 2024 Prefunded Warrants. Stock options authorized for future grants (in shares) us-gaap_OperatingLeaseExpense Operating Lease, Expense Exercisable, number of shares (in shares) us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear Remainder of 2026 Exercisable, weighted average exercise price (in dollars per share) Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree Lessee, Operating Lease, Liability, to be Paid, Year Three us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber Outstanding, number of shares (in shares) Outstanding, number of shares (in shares) govx_DeferredTaxAssetsAccruedSalaries Accrued expenses Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued salaries. us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo Lessee, Operating Lease, Liability, to be Paid, Year Two us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice Outstanding, weighted average exercise price (in dollars per share) Outstanding, weighted average exercise price (in dollars per share) Statement [Line Items] Outstanding, aggregate intrinsic value Common Stock, Shares, Issued (in shares) Payroll-related liabilities Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Common Stock, Shares, Outstanding (in shares) Award Type [Domain] Weighted average risk-free interest rates Risk-free interest rate Schedule of Deferred Tax Assets and Liabilities [Table Text Block] us-gaap_CommonStockSharesAuthorized Common Stock, Shares Authorized (in shares) Expected volatility Expected volatility us-gaap_AccruedLiabilitiesCurrentAndNoncurrent Total accrued expenses Expected dividend yield Dividend yield Schedule of Accrued Liabilities [Table Text Block] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Common stock, $.001 par value: Authorized shares - 150,000,000 Issued and outstanding shares – 1,732,147 and 421,475 at December 31, 2025 and 2024, respectively us-gaap_ProceedsFromIssuanceOrSaleOfEquity Proceeds from Issuance or Sale of Equity Fair Value of Financial Instruments, Policy [Policy Text Block] Other accrued expenses Exercise Price (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights us-gaap_ProceedsFromIssuanceOfCommonStock Proceeds from Issuance of Common Stock Accounts payable us-gaap_PolicyTextBlockAbstract Accounting Policies us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements us-gaap_TableTextBlock Notes Tables govx_DeferredTaxAssetsBeforeValuationAllowanceNet Net deferred tax assets Amount, before allocation of valuation allowances and after deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Subsequent Events [Text Block] Accrued expenses September 2025 Offering [Member] Represents the September 2025 Offering. Significant Accounting Policies [Text Block] Prepaid clinical trial costs Amount of prepaid clinical trial expenses in the next 12 months Net proceeds from issuance of notes payable – related parties us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount Less: imputed interest Total operating lease liability, net of current portion Operating lease liability, net of current portion Outstanding, weighted average remaining contractual term (Year) Total operating lease liability Operating lease liability, current portion Less: current portion Warrants Issued in July 2025 Offering [Member] Represents warrants issued in the July 2025 Offering. July 2025 Offering [Member] Represents the July 2025 Offering. Warrants Issued in September 2025 Offering [Member] Represents warrants issued in the September 2025 Offering. May 2026 Offering Warrants [Member] Represents the May 2026 Offering Warrants. Expected life of option (in yrs) (Year) Expected term (in years) (Year) Exercisable, weighted average remaining contractual term (Year) May 2026 Offering [Member] Represents May 2026 Offering. Stock Incentive Plan 2020 [Member] Represents information related to 2020 stock incentive plan. Income Tax Jurisdiction, Domestic Federal [Member] Reverse Stock Split [Member] The conversion of a reverse stock split where there is a reduction in the shares outstanding. Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] Class of Warrant or Right [Table] February 2026 Warrants [Member] Represents the February 2026 warrants. March 2026 Warrants [Member] Represents the March 2026 warrants. Laboratory Lease [Member] Represents the laboratory lease. Existing Stock Purchase Warrants [Member] Represents the existing stock purchase warrants. Offsetting Assets [Table] Office Lease [Member] Represents the office lease. Statement of Stockholders' Equity [Abstract] Loss Contingencies [Table] Class of Warrant or Right [Axis] Statement of Cash Flows [Abstract] Class of Warrant or Right [Domain] Equity, Attributable to Parent [Abstract] Equity Components [Axis] Share-Based Payment Arrangement [Policy Text Block] Equity Component [Domain] Offsetting Liabilities [Table] us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights Class of Warrant or Right, Number of Securities Called by Warrants or Rights Equity [Text Block] Additional Paid-in Capital [Member] Number of Shares (in shares) Retained Earnings [Member] Property and equipment, net Total property and equipment, net Total property and equipment Subsequent Event Type [Domain] Subsequent Event [Table] Subsequent Event Type [Axis] Property, Plant, and Equipment [Policy Text Block] Sale of Stock [Axis] Subsidiary or Equity Method Investee, Sale of Stock [Table] Stock option expense Supplier Finance Program [Table] Stockholders’ equity: Share-Based Payment Arrangement, Option, Activity [Table Text Block] Issuance of common stock upon warrant exercise (in shares) Number of new shares of common stock issued during the period upon exercise of warrants. Share-Based Payment Arrangement, Option [Member] Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Summary of Valuation Allowance [Table Text Block] Current liabilities: us-gaap_LiabilitiesCurrent Total current liabilities Government contract receivable May 2026 Warrants Expiring In November 2027 [Member] Represents the May 2026 Warrants Expiring In November 2027. us-gaap_TaxCreditCarryforwardAmount Tax Credit Carryforward, Amount May 2026 Warrants Expiring In June 2031 [Member] Represents the May 2026 Warrants Expiring In June 2031. May 2026 Warrants Expiring In May 2031 [Member] Represents the May 2026 Warrants Expiring In May 2031. New Warrants [Member] Represents the New Warrants. us-gaap_IncomeTaxesPaid Income Taxes Paid Tax Credit Carryforward [Axis] Tax Credit Carryforward, Name [Domain] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod Forfeited or expired, number of shares (in shares) Forfeited or expired (in shares) Lessee, Leases [Policy Text Block] Other Commitments [Table] us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment Accumulated depreciation and amortization General and administrative Additional paid-in capital Comparability of Prior Year Financial Data, Policy [Policy Text Block] Segment Reporting, Policy [Policy Text Block] General and Administrative Expense [Member] (Deprecated 2026) Prepaid expenses and other current assets Total prepaid expenses Use of Estimates, Policy [Policy Text Block] us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1 Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Sale of common stock and warrants for cash us-gaap_PaymentsToAcquirePropertyPlantAndEquipment Purchase of equipment NOL carryforward expiration Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to NOL carryforward expiration. Schedule of Other Assets [Table Text Block] Current assets: Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] Change in valuation allowance and other adjustments Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets and other adjustments. us-gaap_AssetsCurrent Total current assets Sale of common stock and warrants for cash (in shares) Stock Issued During Period, Shares, New Issues Schedule of Common Stock Reserved for Future Issuance [Table Text Block] Tabular disclosure of common stock reserved for future issuance. Exercised, number of shares (in shares) us-gaap_Depreciation Depreciation us-gaap_StockIssuedDuringPeriodSharesStockSplits Stock Issued During Period, Shares, Stock Splits (in shares) Fractional share roundup following reverse split (in shares) Stock Issued During Period, Shares, Reverse Stock Splits (in shares) Accrued Liabilities [Policy Text Block] Disclosure of accounting policy regarding accrued liabilities. Cash flows from operating activities: March 2025 Common Warrants [Member] Represents the March 2025 common warrants. March 2025 Pre-funded Warrants [Member] Represents the March 2025 pre-funded warrants. Common Stock Warrants [Member] Represents common stock warrants. Cash flows from investing activities: us-gaap_NetCashProvidedByUsedInOperatingActivities Net cash used in operating activities Cash flows from financing activities: us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash used in investing activities us-gaap_NetCashProvidedByUsedInFinancingActivities Net cash provided by financing activities Research and Development Expense [Member] (Deprecated 2026) us-gaap_ProceedsFromRepurchaseOfEquity Proceeds from (Repurchase of) Equity Accounting Policies [Abstract] Long-Lived Asset, Excluding Intangible Asset and Goodwill, Impairment and Disposal [Policy Text Block] Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] Equipment and Furnishings [Member] Represents equipment and furnishings. us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent govx_OperatingLossCarryforwardsSubjectToExpiration Operating Loss Carryforwards, Subject to Expiration Amount of operating loss carryforward subject to expiration, before tax effects, available to reduce future taxable income under enacted tax laws. Income Statement [Abstract] us-gaap_NumberOfOperatingSegments Number of Operating Segments us-gaap_NumberOfReportableSegments Number of Reportable Segments Net loss Net loss Office and Laboratory Lease Agreement [Member] Information pertaining to office and laboratory lease agreement. us-gaap_DeferredTaxAssetsGross Total deferred tax assets Income Tax Disclosure [Text Block] Restricted Stock [Member] Net operating loss carryforward Accounting Standards Update and Change in Accounting Principle [Table] us-gaap_DeferredTaxAssetsLiabilitiesNet Net deferred tax asset after reduction for valuation allowance Income Tax, Policy [Policy Text Block] Research and development tax credit carryforward Supplemental Balance Sheet Disclosures [Text Block] Accrued clinical trial costs Amount of accrued clinical trial costs. us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost Stock-based compensation expense May 2024 Common Warrants [Member] Represents May 2024 Common Warrants. us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts Additions Charged to Other Accounts May 2024 Pre-funded Warrants [Member] Represents May 2024 Pre-funded Warrants. us-gaap_ValuationAllowancesAndReservesDeductions Deductions us-gaap_ValuationAllowancesAndReservesBalance Balance at Beginning Of Period Balance at End Of Period Statement of Financial Position [Abstract] May 2024 Offering [Member] Represents May 2024 offering. us-gaap_DeferredTaxAssetsValuationAllowance Valuation allowance Additions Charged to Costs and Expenses us-gaap_NonoperatingIncomeExpense Total other income (expense) govx_StockIssuedDuringPeriodSharesWarrantCashlessExercise Stock Issued During Period, Shares, Warrant Cashless Exercise Number of shares issued during period from warrants cashless exercised. SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] govx_ClassOfWarrantOrRightWarrantsExercised Class of Warrant or Right, Warrants Exercised Number of warrants exercised during the period. BARDA Contract [Member] Represents BARDA Contract. SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] us-gaap_RepaymentsOfNotesPayable Repayment of notes payable – related parties SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] July 2024 Offering [Member] Represents July 2024 Offering. Variable Interest Entity [Table] July 2024 Common Warrants [Member] Represents July 2024 Common Warrants. July 2024 Pre-funded Warrants [Member] Represents July 2024 Pre-funded Warrants. Other assets Total other assets Nonmonetary Transaction Type [Domain] Nonmonetary Transaction Type [Axis] Other assets us-gaap_IncreaseDecreaseInOtherOperatingAssets dei_DocumentType Document Type Operating expenses: Document Information [Line Items] us-gaap_LesseeOperatingLeaseTermOfContract Lessee, Operating Lease, Term of Contract us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1 Operating Lease, Weighted Average Remaining Lease Term Document Information [Table] us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Entity Interactive Data Current us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period us-gaap_OperatingExpenses Total operating expenses Basic and diluted: Issuance of common stock upon warrant exercise The gross value of stock issued during the period upon the exercise of warrants. govx_StockIssuedDuringPeriodSharesWarrantExercise Stock Issued During Period, Shares, Warrant Exercise (in shares) Number of shares issued during the period as a result of warrant exercise. Weighted average shares outstanding (in shares) Net loss per common share (in dollars per share) Research Tax Credit Carryforward [Member] Research and Development Expense, Policy [Policy Text Block] Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Effective Income Tax Rate Reconciliation [Table] Earnings Per Share, Policy [Policy Text Block] Income Tax Jurisdiction [Axis] Document Fiscal Period Focus Document Fiscal Year Focus Commitments Disclosure [Text Block] us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 Stockholders' Equity Note, Stock Split, Conversion Ratio Amendment Flag Common Stock [Member] Document Period End Date Long-Lived Asset, Class [Domain] Granted, number of shares (in shares) Legal Entity [Axis] Entity Tax Identification Number Disaggregation of Revenue [Table] Entity [Domain] Entity Central Index Key dei_EntityRegistrantName Entity Registrant Name Entity Current Reporting Status Entity Incorporation, State or Country Code Current Fiscal Year End Date Research and development Entity Filer Category Entity Shell Company Entity Emerging Growth Company Entity Small Business us-gaap_OperatingIncomeLoss Loss from operations us-gaap_OperatingLossCarryforwards Operating Loss Carryforwards, Total dei_EntityAddressStateOrProvince Entity Address, State or Province dei_EntityAddressCityOrTown Entity Address, City or Town Interest expense Accumulated deficit dei_EntityAddressAddressLine1 Entity Address, Address Line One dei_CityAreaCode City Area Code SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] dei_LocalPhoneNumber Local Phone Number Government Assistance, Type [Domain] dei_EntityAddressPostalZipCode Entity Address, Postal Zip Code Class of Stock [Axis] Government Assistance, Type [Axis] Revenue [Policy Text Block] Pre-Funded Warrants [Member] Information related to the pre-funded warrants. SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Earnings Per Share [Text Block] govx_ClassOfWarrantOrRightExercised Class of Warrant or Right, Exercised Number of warrants or rights exercised. Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Warrants [Member] Information pertaining to warrants. Net proceeds from warrant exercises Proceeds from Warrant Exercises Exercisable, aggregate intrinsic value Property, Plant, and Equipment [Table] us-gaap_CommonStockParOrStatedValuePerShare Common Stock, Par or Stated Value Per Share (in dollars per share) Basis of Accounting, Policy [Policy Text Block] Prepaid technology license fees Represents prepaid technology license fees. Net proceeds from sale of common stock and warrants The cash inflow from issuance of common stock and warrants. Long-Lived Asset, Class [Axis] Sale of Stock [Domain] us-gaap_Assets Total assets Cash and Cash Equivalents, Policy [Policy Text Block] Cash and cash equivalents Other prepaid expenses us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount Defined Contribution Plan, Employer Discretionary Contribution Amount Common stock reserved for future issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance govx_SalesAgentCommissionFeePercentage Sales Agent Commission Fee, Percentage The commission earned by the sales agent expressed as a percentage of each individual sale. Depreciation expense Consolidation, Policy [Policy Text Block] Interest income Grant [Member] March 2025 Offering [Member[ Represents the March 2025 Offering. R&D tax credits, net of expiration Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit. Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] govx_UnitsIssuedDuringPeriodUnitsNewIssues Units Issued During Period, Units, New Issues Number of new shares issued during the period. us-gaap_StockholdersEquity Total stockholders’ equity Balance Balance December 2025 Offering [Member] Relating to the December 2025 Offering. September 2021 Warrants [Member] Relating to the September 2021 warrants. December 2025 Offering Warrants [Member] Relating to the December 2025 Offering warrants. Prepaid contract manufacturing costs Represents the amount of prepaid contract cost. Stock, Class of Stock [Table] Warrant Inducement 2026 Warrants [Member] Relating to the 2026 warrant inducement warrants. Nature of Operation, Product Information, Concentration of Risk [Table] Certain Existing Warrant Holders [Member] Relating to certain existing warrant holders. Warrant Exercise Inducement Letters [Member] Relating to warrant exercise inducement letters. February 2026 Offering [Member] Relating to the February 2026 offering. Operating lease right-of-use assets August 2024 Warrants [Member] Relating to the August 2024 warrants. govx_ClassOfWarrantOrRightExercisedWeightedAverageExercisePrice Class of Warrant or Right, Exercised, Weighted Average Exercise Price Represents the weighted average exercise price of warrants or rights exercised during the period. February 2026 Offering Warrants [Member] Relating to the February 2026 offering warrants. us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment Depreciation Property, Plant, and Equipment [Table Text Block] Revenue from government contract Revenue from Contract with Customer, Including Assessed Tax Commitments and Contingencies