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Document and Entity Information
Nov. 04, 2025
Cover [Abstract]  
Security Exchange Name NASDAQ
Amendment Flag false
Entity Central Index Key 0001806310
Document Type 8-K
Document Period End Date Nov. 04, 2025
Entity Registrant Name Taysha Gene Therapies, Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-39536
Entity Tax Identification Number 84-3199512
Entity Address, Address Line One 3000 Pegasus Park Drive
Entity Address, Address Line Two Suite 1430
Entity Address, City or Town Dallas
Entity Address, State or Province TX
Entity Address, Postal Zip Code 75247
City Area Code (214)
Local Phone Number 612-0000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, $0.00001 par value
Trading Symbol TSHA
Entity Emerging Growth Company true
Entity Ex Transition Period false