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Document And Entity Information
Aug. 25, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 25, 2025
Entity Registrant Name AVIDBANK HOLDINGS, INC.
Entity Incorporation, State or Country Code CA
Entity File Number 001-42792
Entity Tax Identification Number 26-1731009
Entity Address, Address Line One 1732 North First Street
Entity Address, Address Line Two 6th Floor
Entity Address, City or Town San Jose
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95112
City Area Code (408)
Local Phone Number 200-7390
Entity Central Index Key 0001443575
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 per share
Trading Symbol AVBH
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period false