XML 15 R1.htm IDEA: XBRL DOCUMENT v3.25.3
Document And Entity Information
 12 Months Ended
Dec. 31, 2025
Document Information [Line Items]  
Document Type S-1
Entity Registrant Name BIO-key International, Inc.
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 41-1741861
Entity Address, Address Line One 101 CRAWFORDS CORNER ROAD, SUITE 4116
Entity Address, City or Town HOLMDEL
Entity Address, State or Province NJ
Entity Address, Postal Zip Code 07733
City Area Code 732
Local Phone Number 359-1100
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false
Entity Central Index Key 0001019034
Document Fiscal Year Focus 2025
Document Fiscal Period Focus FY
Amendment Flag false