Condensed Consolidated Balance Sheets Parentheticals - USD ($) $ in Thousands	Mar. 31, 2023	Jun. 30, 2022
ASSETS
Allowance for Doubtful Accounts, Premiums and Other Receivables	$ 299	$ 139
Property and Equipment Accumulated Depreciation	287,855	271,139
Other Intangible Assets Accumulated Amortization	$ 37,954	$ 35,437
Share Owners' Equity
Preferred Stock, Par or Stated Value Per Share	$ 0	$ 0
Preferred Stock, Shares Authorized	15,000,000	15,000,000
Preferred Stock, Shares Issued	0	0
Common Stock, Par Value Per Share	$ 0	$ 0
Common Stock, Shares Authorized	150,000,000	150,000,000
Common Stock, Shares, Issued	29,430,000	29,430,000
Treasury Stock, Shares	4,706,000	4,804,000