Note 10 - Reconciliation of Federal Income Tax Attributable to Operations to Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Statutory federal income tax benefit	$ (6,300)	$ (5,046)
Unbenefited net operating losses and credits	3,391	5,091
Disallowed financing costs	2,607
State and local taxes	69	(33)
Other	233	(12)
Total income tax expense