Income Taxes - Components of Net Deferred Tax Assets (Liabilities) (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Deferred tax assets:
Inventory valuation and receivable allowances	$ 9,264	$ 8,830
Accrued compensation	2,563	972
Equity compensation	4,229	4,831
Federal and state research and development tax credit carryforwards	16,262	11,167
Other accruals	1,889	1,043
Deferred Tax Assets, Capital Loss Carryforwards	3,562	0
Other temporary differences	1,800	4,012
Deferred tax Asset	40,403	32,087
Valuation allowance	(18,864)	(10,844)
Total deferred tax assets	21,539	21,243
Deferred tax liabilities:
Deferred revenue	(1,103)	0
Property and equipment depreciation	(1,578)	(1,694)
Acquired intangible assets	(7,110)	(9,242)
Tax method of accounting change	(854)	0
Other temporary differences	(320)	(624)
Total deferred tax liabilities	(10,965)	(11,560)
Net deferred tax (liabilities) assets	10,574	9,683
Current deferred tax assets	12,407	15,216
Non-current deferred tax assets	1,275	378
Non-current deferred tax assets	(3,108)	(5,911)
Other Amortizable Assets
Deferred tax assets:
Gain on sale-leaseback	$ 834	$ 1,232