Inventory (Schedule of Components of Inventory) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Jun. 30, 2015
Inventory [Abstract]
Component parts	$ 5,371	$ 4,694
Work in process	3,204	1,989
Finished goods	4,548	5,215
Total	13,123	11,898
Inventory, net of reserves	$ 1,499	$ 1,436