v3.26.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2025
Mar. 16, 2026
Jun. 30, 2025
Document Information [Line Items]      
Entity Central Index Key 0000087050    
Entity Registrant Name Neonode Inc.    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2025    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Document Transition Report false    
Entity File Number 001-35526    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 94-1517641    
Entity Address, Address Line One Karlavägen 100    
Entity Address, Postal Zip Code 115 26    
Entity Address, City or Town Stockholm    
Entity Address, Country SE    
City Area Code 46    
Local Phone Number (0) 70 29 58 519    
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol NEON    
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    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 334,359,366
Entity Common Stock, Shares Outstanding   16,782,922  
Auditor Firm ID 173    
Auditor Name Crowe LLP    
Auditor Location New York, New York