v3.25.2
Document and Entity Information Document
Jun. 18, 2025
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 18, 2025
Entity Registrant Name Brilliant Earth Group, Inc.
Entity Incorporation, State or Country Code DE
Entity File Number 001-40836
Entity Tax Identification Number 87-1015499
Entity Address, City or Town San Francisco,
Entity Address, State or Province CA
Entity Address, Address Line One 300 Grant Avenue, Third Floor
Entity Address, Postal Zip Code 94108
City Area Code 800
Local Phone Number 691-0952
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Class A common stock, $0.0001 par value per share
Trading Symbol BRLT
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false
Entity Central Index Key 0001866757
Amendment Flag false