Schedule II: Valuation And Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Accounts Receivable Allowance [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 290	$ 1,200	$ 1,300
(Additions) Reductions to Income	110	(80)	70
Deductions from Reserves	(150)	(20)	(170)
Balance at End of Year	250	290	$ 1,200
VAT Allowance [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year
(Additions) Reductions to Income	2,612
Deductions from Reserves	(377)
Balance at End of Year	2,235
Previously Reported [Member] | Accounts Receivable Allowance [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 1,100
Balance at End of Year		$ 1,100