Other (Income) Expense, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Other Income and Expenses [Abstract]
Unrealized loss (gain) on assets held in rabbi trust for a non-qualified deferred compensation plan	$ 1,179	$ (417)	$ 837	$ (784)
Foreign currency transactions loss (gain)	7	260	34	(51)
Net other periodic post-employment (benefits) costs	(22)	61	(44)	121
Other, net	(218)	76	(120)	(17)
Total other expense (income), net	$ 946	$ (20)	$ 707	$ (731)