Other Income, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Other (income) expense, net
Unrealized gain on assets held in rabbi trust for a non-qualified deferred compensation plan	$ (689)	$ (785)	$ (1,188)
Foreign currency transaction losses (gains)	334	(210)	209
Net other periodic post-employment (benefits) costs	(85)	245	796
Life insurance (income) expense, net	(479)	(1,628)	107
Other, net	(38)	(2)
Other, net			(45)
Total other income, net	$ (881)	$ (2,376)	$ (121)