v3.26.1
Cover - shares
3 Months Ended
Mar. 31, 2026
Apr. 29, 2026
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity File Number 001-37850  
Entity Registrant Name ATOMERA INCORPORATED  
Entity Central Index Key 0001420520  
Entity Tax Identification Number 30-0509586  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 750 University Avenue  
Entity Address, Address Line Two Suite 280  
Entity Address, City or Town Los Gatos  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 95032  
City Area Code 408  
Local Phone Number 442-5248  
Title of 12(b) Security Common stock: Par value $0.001  
Trading Symbol ATOM  
Security Exchange Name NASDAQ  
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 Common Stock, Shares Outstanding   38,716,500