Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.10.0.1
Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2018
Feb. 26, 2019
Jun. 30, 2018
Document And Entity Information      
Entity Registrant Name Aqua Metals, Inc.    
Entity Central Index Key 0001621832    
Current Fiscal Year End Date --12-31    
Trading Symbol AQMS    
Entity Filer Category Accelerated Filer    
Document Type 10-K    
Document Period End Date Dec. 31, 2018    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Common Stock, Shares Outstanding (in shares)   44,354,852  
Entity Public Float     $ 100,626,250