Quarterly report pursuant to Section 13 or 15(d)


Cover - shares
6 Months Ended
Jun. 30, 2022
Aug. 08, 2022
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2022  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2022  
Current Fiscal Year End Date --12-31  
Entity File Number 1-15288  
Entity Registrant Name NETWORK-1 TECHNOLOGIES, INC.  
Entity Central Index Key 0001065078  
Entity Tax Identification Number 11-3027591  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 65 Locust Avenue  
Entity Address, Address Line Two Third Floor  
Entity Address, City or Town New Canaan  
Entity Address, State or Province CT  
Entity Address, Postal Zip Code 06840  
City Area Code 203  
Local Phone Number 920-1055  
Title of 12(b) Security Common Stock, par value $0.01 per share  
Trading Symbol NTIP  
Security Exchange Name NYSEAMER  
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   23,768,506