Income Taxes (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Components of income (loss) before provision for income taxes
Domestic	$ (103,964,000)	$ (75,391,000)	$ (28,167,000)
Foreign	10,176,000	6,636,000	2,626,000
Loss before provision for income taxes	(93,788,000)	(68,755,000)	(25,541,000)
Current:
State	(21,000)	(7,000)	114,000
Foreign	2,647,000	2,107,000	939,000
Total current	2,626,000	2,100,000	1,053,000
Deferred:
Foreign	947,000	495,000	63,000
Total deferred	947,000	495,000	63,000
Total provision for (benefit from) income taxes	3,573,000	2,595,000	1,116,000
Income tax payable	1,200,000	1,100,000
Reconciliation of income taxes at the statutory federal income tax rate to net income taxes
At federal statutory rate	(32,826,000)	(24,064,000)	(8,939,000)
State tax, net of federal benefit	(21,000)	(7,000)	114,000
Stock-based compensation expense	4,061,000	3,645,000	33,000
Change in valuation allowance	33,454,000	24,796,000	8,883,000
Credits	(1,272,000)	(846,000)	(1,373,000)
Meals and entertainment	246,000	335,000	214,000
Acquisition costs		89,000	2,451,000
Other	(177,000)	(1,669,000)	(273,000)
Foreign taxes	108,000	316,000	6,000
Total U.S. federal taxes (benefits)	3,573,000	2,595,000	1,116,000
Deferred tax assets:
Federal and state net operating losses	105,110,000	80,834,000
Accrued vacation and bonus	1,503,000	1,973,000
Deferred revenue	1,913,000	1,125,000
Deferred rent	710,000	1,165,000
Credits	16,636,000	13,985,000
Share-based compensation expense	10,691,000	13,103,000
Reserves not deductible for tax purposes	(76,000)	4,085,000
Unicap	1,540,000	1,347,000
Other	623,000	689,000
Total deferred tax assets	138,650,000	118,306,000
Deferred tax liabilities:
Fixed assets/intangibles	(11,740,000)	(15,198,000)
Foreign currency differences	(1,697,000)	(594,000)
Total deferred tax liabilities	(13,437,000)	(15,792,000)
Valuation allowance	(124,781,000)	(102,142,000)
Net deferred tax assets	432,000	372,000
Income tax uncertainties
Cumulative amount of undistributed earnings upon which no U.S. income taxes provided	$ 9,800,000