Note 14 - Income Taxes (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Note 14 - Income Taxes (Details) [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	$ 8,100,000	$ 8,400,000
Deferred Tax Assets, Valuation Allowance	4,652,000	4,592,000
Deferred Tax Assets Gross State Tax Credit Carryforwards	6,800,000
Deferred Tax Assets, Tax Credit Carryforwards	4,633,000	4,542,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	100,000
Unrecognized Tax Benefits, Period Increase (Decrease)	(100,000)
Liability for Uncertain Tax Positions, Noncurrent	100,000	200,000
State Net Operating Loss Carryforwards [Member]
Note 14 - Income Taxes (Details) [Line Items]
Deferred Tax Assets, Valuation Allowance	300,000
State Tax Credits [Member]
Note 14 - Income Taxes (Details) [Line Items]
Deferred Tax Assets, Valuation Allowance	4,400,000
State Tax Credit that May Be Realized After Using Net Operating Loss Carryforwards [Member]
Note 14 - Income Taxes (Details) [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards	$ 200,000