Document And Entity Information
Jan. 19, 2022
Document Information [Line Items]  
Entity, Registrant Name AQUA METALS, INC.
Document, Type 8-K
Document, Period End Date Jan. 19, 2022
Entity, Incorporation, State or Country Code DE
Entity, File Number 001-37515
Entity, Tax Identification Number 47-1169572
Entity, Address, Address Line One 5370 Kietzke Lane, Suite 201
Entity, Address, City or Town Reno
Entity, Address, State or Province NV
Entity, Address, Postal Zip Code 89511
City Area Code 775
Local Phone Number 446-5486
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity, Emerging Growth Company false
Title of 12(b) Security Common stock
Trading Symbol AQMS
Security Exchange Name NASDAQ
Current Fiscal Year End Date --12-31
Amendment Flag false
Entity, Central Index Key 0001621832