Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.20.1
Document And Entity Information - shares
9 Months Ended
Apr. 30, 2020
Jun. 01, 2020
Document Information Line Items    
Entity Registrant Name ENZO BIOCHEM INC  
Document Type 10-Q  
Current Fiscal Year End Date --07-31  
Entity Common Stock, Shares Outstanding   47,890,883
Amendment Flag false  
Entity Central Index Key 0000316253  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Document Period End Date Apr. 30, 2020  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q3  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity File Number 001-09974  
Entity Incorporation, State or Country Code NY  
Entity Interactive Data Current Yes