Income Taxes - Reconciliation Between Statutory Federal Income Tax Rate and Effective Income Tax Rate from Continuing Operations (Detail)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Income Tax Disclosure [Abstract]
Income taxes at federal statutory rates	(35.00%)	(35.00%)	35.00%
State income tax, net of federal tax benefit	(3.10%)	(1.80%)	2.60%
Research and development credits	(14.70%)	(12.60%)	(4.20%)
Domestic manufacturing deduction	(5.30%)	0.00%	(3.00%)
Deemed repatriation of foreign earnings	0.70%	0.00%	0.00%
Foreign tax credits	(13.30%)	0.00%	0.00%
Equity compensation	2.20%	1.80%	1.00%
Officers' Compensation	11.10%	0.00%	0.00%
Stock compensation shortfalls	24.10%	0.00%	0.00%
Change in the fair value of the liability related to the LNX earn-out	0.00%	0.00%	(5.40%)
Acquisition costs	0.00%	0.50%	1.30%
Valuation allowance	0.00%	2.50%	2.20%
Other	2.20%	1.40%	(0.70%)
Effective income tax rate from continuing operation	(31.10%)	(43.20%)	28.80%