Pension Benefits (Schedule Of Amounts Recognized In The Consolidated Balance Sheets) (Details) - Defined Benefit Pension Plans [Member] - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Defined Benefit Plan Disclosure [Line Items]
Prepaid benefit cost (Other Noncurrent Assets)	$ 339	$ 289
Accrued benefit liability (Other Noncurrent Liabilities)	(3,540)	(2,043)
Net amount recognized	$ (3,201)	$ (1,754)