Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Loss, Net Of Tax) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	$ 905,298	$ 806,528	$ 731,191	$ 678,246
Tax expense	737	1,741	2,084
Currency translation adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	(93,136)	(105,899)	(93,561)
Unrealized loss on fair value of interest rate swap, net of tax
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	3,515	1,261	(4,572)
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	$ (89,621)	$ (104,638)	$ (98,133)	$ (132,795)