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Entity [Domain] Entity Central Index Key dei_EntityRegistrantName Entity Registrant Name Warrants Issued in September 2025 Offering [Member] Represents warrants issued in the September 2025 Offering. dei_EntityCurrentReportingStatus Entity Current Reporting Status dei_EntityIncorporationStateCountryCode Entity Incorporation, State or Country Code May 2026 Offering Warrants [Member] Represents the May 2026 Offering Warrants. us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1 Expected term (in years) (Year) Current Fiscal Year End Date Exercisable, weighted average remaining contractual term (Year) May 2026 Offering [Member] Represents May 2026 Offering. 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Operating lease right-of-use assets govx_ClassOfWarrantOrRightExercisedWeightedAverageExercisePrice Class of Warrant or Right, Exercised, Weighted Average Exercise Price (in dollars per share) Represents the weighted average exercise price of warrants or rights exercised during the period. us-gaap_AssetsCurrent Total current assets February 2026 Offering Warrants [Member] Relating to the February 2026 offering warrants. ecd_Rule10b51ArrTrmntdFlag false Property, Plant, and Equipment [Table Text Block] Revenue from government contract ecd_Rule10b51ArrAdoptedFlag false Sale of common stock and warrants for cash (in shares) Stock Issued During Period, Shares, New Issues (in shares)