v3.25.2
Document and Entity Information - shares
 3 Months Ended
May 31, 2025
Jul. 03, 2025
Document and Entity Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date May 31, 2025  
Document Transition Report false  
Securities Act File Number 000-23425  
Entity Registrant Name BURZYNSKI RESEARCH INSTITUTE INC  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 76-0136810  
Entity Address, Address Line One 9432 Katy Freeway  
Entity Address, Address Line Two Suite 200  
Entity Address, City or Town Houston  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77055  
City Area Code 713  
Local Phone Number 335-5697  
Title of 12(b) Security None  
Trading Symbol BZYR  
Security Exchange Name NONE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   131,448,444
Entity Central Index Key 0000724445  
Current Fiscal Year End Date --02-28  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Amendment Flag false