v3.5.0.2
Document and Entity Information Document - shares
3 Months Ended
Sep. 30, 2016
Oct. 21, 2016
Document and Entity Information [Abstract]    
Entity Registrant Name KOSS CORP  
Entity Central Index Key 0000056701  
Current Fiscal Year End Date --06-30  
Entity Filer Category Smaller Reporting Company  
Document Type 10-Q  
Document Period End Date Sep. 30, 2016  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   7,382,706
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes