Note 3 - Property and Equipment, Net (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Depreciation	$ 80	$ 56	$ 152	$ 115
Property, Plant and Equipment, Disposals			$ 10	$ 131