Note 11 - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Current:
Federal
State
Foreign		(0.1)	(0.3)
		(0.1)	(0.3)
Deferred:
Federal
State
Foreign
Total tax (benefit) expense		$ (0.1)	$ (0.3)