Note 3 - Employee Stock Compensation Plans (Detail) - Summary of stock option activity: (USD $)	9 Months Ended
	Mar. 31, 2013
Outstanding at July 1, 2012	3,481,900
Outstanding at July 1, 2012 (in Dollars per share)	$ 0.76
Forfeited	(1,674)
Outstanding at March 31, 2013	3,480,226
Outstanding at March 31, 2013 (in Dollars per share)	$ 0.76
Outstanding at March 31, 2013 (in Dollars)	$ 410,000
Exercisable at March 31, 2013	1,215,826
Exercisable at March 31, 2013 (in Dollars per share)	$ 0.81
Exercisable at March 31, 2013 (in Dollars)	$ 161,000
Weighted-average remaining contractual life (in years)	5 years 73 days