v3.25.1
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Apr. 29, 2025
Jun. 28, 2024
Document Information [Line Items]      
Document Type 10-K/A    
Document Annual Report true    
Document Period End Date Dec. 31, 2024    
Document Transition Report false    
Securities Act File Number 001-41248    
Entity Registrant Name KNIGHTSCOPE, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 46-2482575    
Entity Address, Address Line One 1070 Terra Bella Avenue    
Entity Address, City or Town Mountain View    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 94043    
City Area Code 650    
Local Phone Number 924-1025    
Title of 12(b) Security Class A Common Stock, $0.001 Par Value per Share    
Trading Symbol KSCP    
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 true    
Entity Ex Transition Period false    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 35
Auditor Name BPM LLP    
Auditor Location San Jose, California    
Auditor Firm ID 207    
Entity Central Index Key 0001600983    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Amendment Flag false    
Class A Common Stock      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   6,564,466  
Class B Common Stock      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   336,759