Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Loss from continuing operations before provision (benefit) for income taxes	$ (12,148)	$ (4,706)
Benefit at federal statutory rate	(4,130)	(1,600)
Change in valuation allowance	5,500	10,497
Permanent differences	88	59
Net operating loss expiration and adjustment	(38)	63
Change in state tax rates	0	11
Change in foreign tax rates	1	1
Change in uncertainty in income taxes	(206)	23
U.S. research and development credits	(1,294)	0
Foreign rate differential	(40)	(118)
State and foreign tax expense	(388)	(150)
Other	(530)	(755)
Provision (benefit) for income taxes	$ (1,037)	$ 8,031