Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Operating Loss Carryforwards [Line Items]
Cash paid for income taxes, net of refunds	$ 22,535	$ 24,284	$ (2,900)
Tax expense transition tax on the foreign subsidiaries’ accumulated, unremitted earnings		7,054
Tax expense	6,834
Provisional income tax expense		25,006
Global Intangible Low Taxed Income	3,872	0	0
Tax credit carry forwards	877
Undistributed earnings of foreign subsidiaries	289,076
Valuation allowances	34,912	20,831	20,712
Unrecognized tax benefits	11,869	6,730	11,602	$ 16,019
Unrecognized tax benefits that would impact effective tax rate	8,057	2,917	$ 6,409
Interest and penalties, accrued	275	82
Federal
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	201,242	23,057
Foreign
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 23,761	$ 30,065