Pension Benefits (Amounts Recognized In Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Defined Benefit Plan Disclosure [Line Items]
Total	$ 8,253	$ 12,070	$ 10,308
Defined Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial loss	12,138	17,170
Income taxes	(2,837)	(4,013)
Total	$ 9,301	$ 13,157