Pension Benefits (Components Of Net Periodic Benefit Income) (Details) - Defined Benefit Pension Plans [Member] - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020		Jun. 30, 2019		Jun. 30, 2018
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 1,246		$ 1,453		$ 1,463
Expected return on plan assets	(2,302)		(2,487)		(2,491)
Amortization of unrecognized net loss	572	[1]	447	[1]	572
Settlement charge	0		0		42
Net periodic benefit income	$ (484)		$ (587)		$ (414)

[1] Included in the computation of net periodic benefit income/cost. See Note 12 for additional information.