v3.25.2
Document And Entity Information
Jul. 21, 2025
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Current Fiscal Year End Date --12-31
Document Period End Date Jul. 21, 2025
Entity Registrant Name SAB BIOTHERAPEUTICS, INC.
Entity Central Index Key 0001833214
Entity Emerging Growth Company true
Entity File Number 001-39871
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 85-3899721
Entity Address, Address Line One 777 W 41st St
Entity Address, Address Line Two Suite 401
Entity Address, City or Town Miami Beach
Entity Address, State or Province FL
Entity Address, Postal Zip Code 33140
City Area Code 305
Local Phone Number 845-2813
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Ex Transition Period false
Common Stock [Member]  
Document Information [Line Items]  
Title of 12(b) Security Common stock, $0.0001 par value per share
Trading Symbol SABS
Security Exchange Name NASDAQ
Warrants Each Exercisable for Common Stock [Member]  
Document Information [Line Items]  
Title of 12(b) Security Warrants, each exercisable for one share of Common Stock
Trading Symbol SABSW
Security Exchange Name NASDAQ