Liabilities (Schedule Of Other Noncurrent Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jun. 30, 2017
Acquisition-related contingent consideration	$ 17,080	$ 15,028
Workers compensation	12,850	8,492
Deferred compensation and accrued interest	4,611	4,968
Gross tax contingency reserve	1,298	1,241
Other	3,561	3,557
Total other noncurrent liabilities	41,638	38,598
Pension Benefits [Member]
Accrued benefit liability	1,312	4,344
Postretirement Benefits [Member]
Accrued benefit liability	$ 926	$ 968