Other Expense, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Other Expense, Net
Interest expense on debt	$ (17,302)	$ (17,460)	$ (16,518)
Foreign currency transaction loss	(1,267)	(2,014)	(2,551)
Other (expense) income	(149)	1,179	448
Total other expense, net	$ (18,718)	$ (18,295)	$ (18,621)