Note 6 - Income Taxes (Detail) (USD $)	3 Months Ended
	Sep. 30, 2012
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	$ 52,700,000
Deferred Tax Assets, Valuation Allowance	24,700,000
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability	$ 161,000