v3.26.1
Document and Entity Information
3 Months Ended
Mar. 31, 2026
Cover [Abstract]  
Document Type 10-Q
Amendment Flag false
Document Period End Date Mar. 31, 2026
Document Fiscal Year Focus 2026
Document Fiscal Period Focus Q1
Entity Interactive Data Current Yes
Trading Symbol FBRX
Entity Current Reporting Status Yes
Entity Registrant Name FORTE BIOSCIENCES, INC.
Entity Central Index Key 0001419041
Current Fiscal Year End Date --12-31
Entity Filer Category Non-accelerated Filer
Entity Shell Company false
Entity Small Business true
Entity Emerging Growth Company false
Title of 12(b) Security Common Stock
Security Exchange Name NASDAQ
Entity File Number 001-38052
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 26-1243872
Entity Address, Address Line One 3060 Pegasus Park Drive, Building 6
Entity Address, City or Town Dallas
Entity Address, State or Province TX
Entity Address, Postal Zip Code 75247
City Area Code 310
Local Phone Number 618-6994
Document Quarterly Report true
Document Transition Report false