Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
Income Taxes [Abstract]
Net operating loss carryforwards	$ 1,982	$ 1,216
Provisions and accruals	4,245	5,653
FTS patent	496	691
Intangible assets	733	616
Foreign tax credits	36,750	20,212
Other	7,448	7,330
Total deferred tax assets before valuation allowance	51,654	35,718
Valuation allowances	(38,834)	(22,550)
Total deferred tax assets, net of valuation allowance	12,820	13,168
Intangible assets	11,799	11,510
Other	6,624	4,924
Total deferred tax liabilities	18,423	16,434
Current deferred tax assets	6,956	7,298
Long term deferred tax liabilities	12,559	10,564
Net deferred income tax liabilities	$ 5,603	$ 3,266