v3.25.2
Document and Entity Information
Jun. 13, 2025
Cover [Abstract]  
Security Exchange Name NASDAQ
Amendment Flag false
Entity Central Index Key 0001661998
Current Fiscal Year End Date --12-31
Document Type 8-K
Document Period End Date Jun. 13, 2025
Entity Registrant Name Q32 Bio Inc.
Entity Incorporation State Country Code DE
Entity File Number 001-38433
Entity Tax Identification Number 47-3468154
Entity Address, Address Line One 830 Winter Street
Entity Address, City or Town Waltham
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02451
City Area Code 781
Local Phone Number 999-0232
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common stock, par value $0.0001 per share
Trading Symbol QTTB
Entity Emerging Growth Company false