XML 51 R1.htm IDEA: XBRL DOCUMENT v3.20.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2019
Mar. 20, 2020
Jun. 30, 2019
Document and Entity Information [Abstract]      
Entity Registrant Name PeerStream, Inc.    
Entity Central Index Key 0001355839    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Document Type 10-K    
Document Period End Date Dec. 31, 2019    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2019    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Interactive Data Current Yes    
Entity Public Float     $ 6,515,821
Entity Common Stock, Shares Outstanding [1]   6,877,004  
Entity File Number 000-52176    
Entity Incorporation State Country Code DE    
[1] Excludes 1,900 shares of common stock that are held as treasury stock by PeerStream, Inc.