Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.24.2.u1
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2024
Aug. 09, 2024
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2024  
Document Transition Report false  
Entity File Number 001-32979  
Entity Registrant Name Molecular Templates, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 9301 Amberglen Blvd  
Entity Address, Address Line Two Suite 100  
Entity Address, City or Town Austin  
Entity Address, State or Province TX  
Entity Tax Identification Number 94-3409596  
Entity Address, Postal Zip Code 78729  
City Area Code 512  
Local Phone Number 869-1555  
Title of 12(b) Security Common Stock, $0.001 Par Value Per Share  
Trading Symbol MTEM  
Security Exchange Name NASDAQ  
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   6,583,880
Entity Central Index Key 0001183765  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus Q2  
Amendment Flag false