Note A - Organization and Summary of Significant Accounting Policies - Calculation of Basic and Diluted Net Income Per Common Share (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Numerator
Net Income (Loss) Attributable to Parent	$ 3,346	$ 1,994
Denominator
Basic weighted average common shares outstanding (in shares)	6,753,239	6,820,466
Dilutive effect of stock options and restricted stock shares (in shares)	53,000	44,000
Diluted weighted average common shares outstanding (in shares)	6,806,385	6,864,216
Basic net income per common share (in dollars per share)	$ 0.50	$ 0.29
Diluted net income per common share (in dollars per share)	$ 0.49	$ 0.29