Note 6 - Derivative Obligations (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Derivative, Gain (Loss) on Derivative, Net	$ 153	$ 2,180	$ (174)	$ 3,606
Series A Warrant [Member]
Class of Warrant or Right, Outstanding	404,410		404,410