Note 6 - Intangible Assets (Details Textual) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Amortization of Intangible Assets	$ 782,000	$ 828,000
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	752,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two	709,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	431,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	377,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	377,000
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	$ 1,935,000