Note 14 - Capital Structure and Stock-based Compensation: (Detail) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Nov. 30, 1995 The "1995 Plan" [Member]
Common Stock, Shares Authorized (in Shares)	20,000,000	20,000,000
Preferred Stock, Shares Authorized (in Shares)	2,500,000	2,500,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)				1,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	$ 92,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	$ 44,249	$ 1,302,678	$ 340,000