Inventory (Schedule of Reserves for Obsolescence) (Details) - Inventory Reserve For Obsolescence [Member] - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	$ 1,918	$ 1,608	$ 1,436
Costs and Expenses	785	375	465
Charge-offs	(588)	(65)	(293)
Ending Balance	$ 2,115	$ 1,918	$ 1,608