Inventory (Schedule of Reserves for Obsolescence) (Details) - Inventory Reserve For Obsolescence [Member] - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	$ 2,115	$ 1,918	$ 1,608
Costs and Expenses	204	785	375
Charge-offs	(541)	(588)	(65)
Ending Balance	$ 1,778	$ 2,115	$ 1,918