Income Taxes (Details3) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Jun. 30, 2011
Deferred tax assets:
Domestic tax credit carryforwards	$ 450	$ 457
Accrued expenses and reserves	1,335	1,010
Depreciable assets		187
Stock-based compensation	1,480	1,140
Purchased technology, net	596	273
Total deferred tax assets	3,861	3,067
Deferred tax liabilities:
Prepaid expenses	(141)	(66)
Depreciable assets	(95)
Total deferred tax liabilities	(236)	(66)
Valuation allowance for deferred tax assets	(224)	(224)
Net deferred tax assets	$ 3,401	$ 2,777