Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2021
Nov. 09, 2021
Document and Entity Information    
Document Type 10-Q  
Document Period End Date Sep. 30, 2021  
Document Quarterly Report true  
Document Transition Report false  
Entity Registrant Name Titan Pharmaceuticals, Inc.  
Entity File Number 001-13341  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 400 Oyster Point Blvd., Suite 505  
Entity Address, City or Town South San Francisco  
Entity Address, State or Province CA  
Entity Tax Identification Number 94-3171940  
Entity Address, Postal Zip Code 94080  
City Area Code 650  
Local Phone Number 244-4990  
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  
Title of 12(b) Security Common Stock, par value $0.001  
Trading Symbol TTNP  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   9,914,158
Entity Central Index Key 0000910267  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Amendment Flag false