Liabilities (Schedule Of Other Noncurrent Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Jun. 30, 2022
Workers compensation	$ 7,165	$ 7,265
Deferred compensation and accrued interest	5,261	4,934
Finance leases	2,255	4,320
Gross tax contingency reserve	858	925
Other	1,078	595
Total other noncurrent liabilities	17,683	20,719
Postretirement Benefits [Member]
Accrued benefit liability	604	867
Pension Benefits [Member]
Accrued benefit liability	$ 462	$ 1,813