Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Supplemental Cash Flow Elements [Abstract]
Interest	$ 25,796	$ 30,265	$ 27,887
Income taxes	36,852	51,540	35,974
Change In Accounts Payable Related To Purchases Of Property, Plant And Equipment	$ (9,400)	$ 15,500	$ 9,500