Note 1 - Summary of Significant Accounting Policies (Detail) (USD $)	3 Months Ended	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2013	Mar. 31, 2012	Jun. 30, 2012
Increase (Decrease) in Deferred Revenue (in Dollars)	$ 454,000,000,000	$ 454,000	$ 110,000
Deferred Revenue (in Dollars)	610,000	610,000		156,000
Deferred Profit (in Dollars)	28,000	28,000		0
Loss Contingency, Estimate of Possible Loss (in Dollars)	$ 123,000	$ 123,000