Debt (Schedule Of Debt) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jun. 30, 2018
Debt [Abstract]
Short-term debt	$ 12,367	$ 12,000
Deferred borrowing costs	(21)	(534)
Short-term debt, net	12,346	11,466
Long-term debt	1,327,000	272,000
Deferred borrowing costs	(3,651)	(2,012)
Long-term debt, net	1,323,349	269,988
Total debt	$ 1,335,695	$ 281,454