Other (Income) Expense, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Other (income) expense, net
Unrealized gain on assets held in rabbi trust for a non-qualified deferred compensation plan	$ (1,188)	$ (87)	$ (442)
Foreign currency transaction losses	209	1,039	1,251
Other, net	(62)	(108)	(70)
Total other (income) expense, net	$ (917)	$ 1,060	$ 879