Note 8 - Director and Employee Stock Compensation Plans (Details) - Summary of Stock Option Activity and Related Information: (USD $)	12 Months Ended
	Jun. 30, 2013
Summary of Stock Option Activity and Related Information: [Abstract]
Outstanding at July 1, 2012	3,481,900
Outstanding at July 1, 2012 (in Dollars per share)	$ 0.76
Granted	18,000
Granted (in Dollars per share)	$ 0.94
Exercised	(9,597)
Exercised (in Dollars per share)	$ 0.30
Forfeited	(1,674)
Forfeited (in Dollars per share)	$ 0.30
Outstanding at June 30, 2013	3,488,629
Outstanding at June 30, 2013 (in Dollars per share)	$ 0.77
Outstanding at June 30, 2013 (in Dollars)	$ 151,000
Exercisable at June 30, 2013	1,900,252
Exercisable at June 30, 2013 (in Dollars per share)	$ 0.78
Exercisable at June 30, 2013 (in Dollars)	$ 118,000
Weighted-average remaining contractual life (years)	6 years 36 days