Inventory (Schedule of Reserves for Obsolescence) (Details) - Inventory Reserve For Obsolescence [Member] - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Valuation and Qualifying Accounts Disclosure [Line Items]
Beginning Balance	$ 1,778	$ 2,115
Costs and Expenses	329	204
Charge-offs	(178)	(541)
Ending Balance	$ 1,929	$ 1,778