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Income Taxes - Reconciliation Between Statutory Federal Income Tax and Company's Effective Tax Rates as Percentage of Income Before Income Taxes (Detail)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Income Tax Disclosure [Abstract]
Federal tax rate	34.00%	34.00%	35.00%
States taxes, net of federal benefit	5.80%	2.40%	0.90%
Foreign rate differential	(1.10%)	(0.60%)	(1.10%)
Stock-based compensation expense	(13.30%)	(3.60%)	(1.70%)
Change in valuation allowance	(25.00%)	(60.50%)	(1.00%)
Impairment of goodwill		(4.30%)	(4.60%)
Research and development credits	1.60%	0.30%
Other	(0.80%)	(0.70%)	0.80%
Effective income tax rate	1.20%	(32.80%)	28.30%

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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