Debt (Schedule Of Debt) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jun. 30, 2017
Debt [Abstract]
Short-term debt	$ 12,000
Deferred borrowing costs	(534)
Short-term debt, net	11,466
Long-term debt	272,000	$ 1,080,000
Deferred borrowing costs	(2,012)	(1,389)
Long-term debt, net	269,988	1,078,611
Total debt	$ 281,454	$ 1,078,611