v3.25.1
Cover
Jun. 13, 2025
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 13, 2025
Entity Registrant Name Backblaze, Inc.
Entity Incorporation, State or Country Code DE
Entity File Number 001-41026
Entity Tax Identification Number 20-8893125
Entity Address, Address Line One 201 Baldwin Ave.
Entity Address, City or Town San Mateo
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94401
City Area Code 650
Local Phone Number 352-3738
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, par value $0.0001 per share
Trading Symbol BLZE
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false
Entity Central Index Key 0001462056
Amendment Flag false