Other (Income) Expense, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Other (income) expense, net
Unrealized gain on assets held in rabbi trust for a non-qualified deferred compensation plan	$ (785)	$ (1,188)	$ (87)
Foreign currency transaction (gains) losses	(210)	209	1,039
Net other periodic post-employment costs	245	796	981
Life insurance (income) expense, net	(1,628)	107	108
Other, net	(2)		0
Other, net		(45)
Total other (income) expense, net	$ (2,376)	$ (121)	$ 2,041