Restructuring (Summary Of Restructuring Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 730
Cost Of Goods Sold [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs		$ 45
Operating Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	730	3,422
Inventory Impairment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs		45
One-Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	(211)	433
Other Associated Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	941	2,989
Total Restructuring And Related Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 730	$ 3,467