v3.26.3
Document And Entity Information
6 Months Ended
Jun. 30, 2026
Document Information [Line Items]  
Document Type S-1
Entity Registrant Name GEOVAX LABS, INC.
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 87-0455038
Entity Address, Address Line One 1955 Lake Park Drive, Suite 300
Entity Address, City or Town Smyrna
Entity Address, State or Province GA
Entity Address, Postal Zip Code 30080
City Area Code 678
Local Phone Number 384-7220
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false
Entity Central Index Key 0000832489
Document Fiscal Year Focus 2026
Document Fiscal Period Focus Q2
Amendment Flag false