Note H - Stockholders' Equity (Details Textual) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	May. 11, 2015	Feb. 06, 2015	Jun. 02, 2011
2015 Increase [Member]
Stock Repurchase Program, Authorized Amount			$ 2,000,000	$ 1,000,000
Excluding Restricted Stock Purchased [Member]
Treasury Stock, Shares, Acquired	342,121	5,100
Treasury Stock Acquired, Average Cost Per Share	$ 5.63	$ 4.55
Treasury Stock, Value, Acquired, Cost Method	$ 1,900,000	$ 23,000
2009 Omnibus Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	1,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	541,241
Stock Repurchase Program, Authorized Amount			$ 5,000,000	$ 3,000,000	$ 2,000,000
Treasury Stock, Value, Acquired, Cost Method	$ 2,021,000	$ 60,000
Shares Paid for Tax Withholding for Share Based Compensation	17,540	6,701