XML 24 R73.htm IDEA: XBRL DOCUMENT v2.4.0.8
EMPLOYEE BENEFIT PLANS, KOSS EMPLOYEE STOCK OWNERSHIP TRUST (KESOT) (Details) (USD $)
12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Compensation and Retirement Disclosure [Abstract]    
Koss Employee Stock Ownership Trust (KESOT), cash contributions $ 0 $ 0