Income Taxes (Schedule of Effective Income Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Income Tax Disclosure [Abstract]
Federal statutory income tax rate (percent)	35.00%
Tax at federal statutory rate (benefit)	$ (1,461)	$ (9,642)	$ (23,392)
State income tax, net of federal benefit	168	75	13
Change in valuation allowance	5,616	7,898	24,408
Research and development credits	(1,355)	(1,364)	(303)
Foreign earnings taxed at other than U.S. rates	(492)	1,678	(1,113)
Stock based compensation	(573)	3,564	2,298
Goodwill amortization	1,795	1,672	1,690
Nondeductible officer compensation	470	77
Nondeductible meals and entertainment	391	289	341
AMT credit monetization	(155)
Other	(64)	89	865
Provision for income taxes	$ 4,340	$ 4,336	$ 4,807