Note 11 - Income Taxes - Components of Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
United States	$ (23,332)	$ 3,080	$ 14,004
Foreign
Income before income taxes	(23,332)	3,080	14,004	$ 7,514	$ 2,267
U.S. federal	922	800	5,056
State and local	35	59	582
Total current	957	859	5,638
Deferred	(4,748)	(779)	(1,117)
Total provision for income taxes	$ (3,791)	$ 80	$ 4,522	$ 2,363	$ 1,337