Restructuring (Summary Of Restructuring Costs) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 622	$ 908	$ 774	$ 2,289
Cost Of Goods Sold [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs		45		45
Operating Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	622	863	774	2,244
Inventory Impairment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs		45		45
One-time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs				179
Other Associated Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 622	$ 863	$ 774	$ 2,065