Inventory (Schedule of Components of Inventory) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Jun. 30, 2016
Inventory [Abstract]
Component Parts	$ 4,804	$ 5,054
Work in Process	4,039	3,461
Finished Goods	3,264	3,657
Total	12,107	12,172
Inventory, net of reserves	$ 1,853	$ 1,608