Note H - Stockholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	May 11, 2015	Feb. 06, 2015	Jun. 02, 2011
2015 Increase [Member]
Stock Repurchase Program, Authorized Amount			$ 2,000	$ 1,000
Excluding Restricted Stock Purchased [Member]
Treasury Stock, Shares, Acquired	52,603	342,121
Treasury Stock Acquired, Average Cost Per Share	$ 6.26	$ 5.63
Treasury Stock, Value, Acquired, Cost Method	$ 300	$ 1,900
2009 Omnibus Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	1,100,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	508,104
Stock Repurchase Program, Authorized Amount			$ 5,000	$ 3,000	$ 2,000
Treasury Stock, Value, Acquired, Cost Method	$ 648	$ 2,021
Shares Paid for Tax Withholding for Share Based Compensation	27,195	17,540