v3.26.3
Document And Entity Information
Oct. 01, 2026
Document Information [Line Items]  
Entity, Registrant Name FATHOM HOLDINGS INC.
Document, Type 8-K
Document, Period End Date Oct. 01, 2026
Entity, Incorporation, State or Country Code NC
Entity, File Number 001-39412
Entity, Tax Identification Number 82-1518164
Entity, Address, Address Line One 2000 Regency Parkway Drive, Suite 300
Entity, Address, City or Town Cary
Entity, Address, State or Province NC
Entity, Address, Postal Zip Code 27518
City Area Code 888
Local Phone Number 455-6040
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, No Par Value
Trading Symbol FTHM
Security Exchange Name NASDAQ
Entity, Emerging Growth Company false
Amendment Flag false
Entity, Central Index Key 0001753162