XML 32 R23.htm IDEA: XBRL DOCUMENT v3.22.1
NATURE OF BUSINESS (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Jun. 30, 2021
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
[custom:NumberOfPatentsDescription]     Intellicheck continues to develop and release innovative products based upon its rich patent portfolio consisting of nineteen issued patents and four pending patents.  
Net income (loss) $ 4,624,448 $ (26,602)    
Net cash provided by operating activities 471,401 $ 460,657    
Cash 12,611,616     $ 13,121,392
Working capital 11,550,386      
Accumulated deficit $ 124,043,557     $ 119,419,109