Schedule II Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Short-Term Receivables
Movement in Valuation Allowances [Roll Forward]
Balance at Beginning of Year	$ 1,121	$ 2,574	$ 1,321
Additions (Reductions) to Expense	(194)	522	1,416
Adjustments to Other Accounts	161	(385)	127
Write-offs and Recoveries	(47)	(1,590)	(290)
Balance at End of  Year	1,041	1,121	2,574
Long-Term Notes Receivable
Movement in Valuation Allowances [Roll Forward]
Balance at Beginning of Year	347	357	85
Additions (Reductions) to Expense	(17)	(10)	(6)
Adjustments to Other Accounts	0	0	278
Write-offs and Recoveries	0	0	0
Balance at End of  Year	330	347	357
Deferred Tax Asset
Movement in Valuation Allowances [Roll Forward]
Balance at Beginning of Year	3,295	1,113	869
Additions (Reductions) to Expense	1,122	525	268
Adjustments to Other Accounts	98	2,172	136
Write-offs and Recoveries	(260)	(515)	(160)
Balance at End of  Year	$ 4,255	$ 3,295	$ 1,113