Employee Benefit Plans - Reconciliation of Funded Status (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Defined Benefit Plan Disclosure [Line Items]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax	$ 2,350	$ (354)	$ (220)
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	0.50%	0.85%
Projected benefit obligation at end of year	$ 24,274	$ 18,127	17,526
Fair value of plan assets at end of year	15,088	12,029	$ 10,925
Funded status	$ (9,186)	$ (6,098)
Rate of compensation increases	1.50%	1.20%