v3.25.2
Cover
Sep. 18, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Sep. 18, 2025
Entity File Number 001-33678
Entity Registrant Name NovaBay Pharmaceuticals, Inc.
Entity Central Index Key 0001389545
Entity Tax Identification Number 68-0454536
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 2000 Powell Street
Entity Address, Address Line Two Suite 1150
Entity Address, City or Town Emeryville
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94608
City Area Code (510)
Local Phone Number 899-8800
Written Communications false
Soliciting Material true
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol NBY
Security Exchange Name NYSEAMER
Entity Emerging Growth Company false