Debt (Schedule Of Debt) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Debt [Abstract]
Short-term debt	$ 12,000	$ 12,000
Deferred borrowing costs		(13)
Short-term debt, net	12,000	11,987
Long-term debt	646,000	1,168,000
Deferred borrowing costs	(2,649)	(3,867)
Long-term debt, net	643,351	1,164,133
Total debt	$ 655,351	$ 1,176,120