Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
Balance at Beginning of Period	$ 946	$ 887	$ 612
Provisions	539	284	352
Charges to Other Accounts	(71)	(23)	(2)
Write-offs	(137)	(202)	(75)
Balance at End of Period	1,277	946	887
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]
Balance at Beginning of Period	2,922	5,246	4,501
Provisions	2,077	117	1,193
Charges to Other Accounts		1	(344)
Write-offs		(2,442)	(104)
Balance at End of Period	$ 4,999	$ 2,922	$ 5,246