Note 7 - Income Taxes - Uncertain Tax Positions (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Balance at July 1	$ 17	$ 17	$ 26
Increases related to tax positions taken in prior year		3	3
Decreases due to lapse of statute of limitations		(2)	(11)
Related interest and penalties, net of federal tax benefit		(1)	(1)
Balance at June 30	$ 17	$ 17	$ 17