Note 11 - Income Tax (Details) - Reconciliation of Expected Tax Expense (Benefit) to Actual Tax Expense (Benefit) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Reconciliation of Expected Tax Expense (Benefit) to Actual Tax Expense (Benefit) [Abstract]
Expected tax expense	$ 4,099,000	$ 271,000	$ 38,000
State taxes, net of federal effect	269,000	26,000	(170,000)
Foreign taxes, net of federal credits	123,000	353,000	(751,000)
Change in valuation allowance	(428,000)	(127,000)	(201,000)
Tax reserve adjustments	465,000	141,000	(286,000)
Return to provision adjustments	(265,000)	(764,000)
Losses not benefited	350,000	370,000	206,000
Dividend from subsidiary (net of foreign tax credit)		201,000
Tax rate change applied to deferred tax balances	278,000	880,000
Other permanent items	454,000	(393,000)	387,000
Actual tax expense (benefit)	$ 5,345,000	$ 958,000	$ (777,000)