Aqua Metals : XBRL FY 2020

Document And Entity Information

Document And Entity Information - USD ($)	12 Months Ended
Dec. 31, 2020	Feb. 22, 2021	Jun. 30, 2020
Document Information [Line Items]
Entity Central Index Key	0001621832
Entity Registrant Name	Aqua Metals, Inc.
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2020
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2020
Document Transition Report	false
Entity File Number	001-37515
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	47-1169572
Entity Address, Address Line One	2500 Peru Dr.
Entity Address, City or Town	McCarran
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89437
City Area Code	775
Local Phone Number	525-1936
Title of 12(b) Security	Common Stock
Trading Symbol	AQMS
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 83,299,276
Entity Common Stock, Shares Outstanding		67,139,664