Share-based Compensation (Details 2) (Stock options, USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Stock options
Weighted average assumptions used to estimate fair values of the stock options granted and the estimated annual forfeiture rates used to recognize the associated compensation expense
Risk-free interest rate (as a percent)	2.10%	1.00%	1.10%
Expected volatility (as a percent)	62.80%	61.60%	63.50%
Expected dividend yield (as a percent)	0.00%	0.00%	0.00%
Forfeiture rate (as a percent)	7.50%	7.50%	7.50%
Expected term	5 years 10 months 24 days	6 years 1 month 6 days	5 years 2 months 12 days
Weighted average fair value (in dollars per share)	$ 8.55	$ 2.53	$ 2.03
Awards
Outstanding at the beginning of the period (in shares)	2,319	2,747	1,946
Granted (in shares)	780	565	852
Exercised (in shares)	(783)	(511)	(8)
Forfeited, expired or repurchased (in shares)	(111)	(482)	(43)
Outstanding at the end of the period (in shares)	2,205	2,319	2,747
Vested and expected to vest, Awards (in shares)	2,115
Exercisable at end of year (in shares)	854
Stock options, Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 5.71	$ 6.42	$ 7.57
Granted (in dollars per share)	$ 13.90	$ 4.30	$ 3.74
Exercised (in dollars per share)	$ 6.41	$ 5.44	$ 3.21
Forfeited, expired or repurchased (in dollars per share)	$ 6.49	$ 8.39	$ 5.59
Outstanding at the end of the period (in dollars per share)	$ 7.84	$ 5.71	$ 6.42
Vested and expected to vest, Weighted-Average Exercise Price (in dollars per share)	$ 7.69
Exercisable at the end of the period (in dollars per share)	$ 4.97
Aggregate Intrinsic Value
Exercised (in dollars)	$ 24,375	$ 1,825	$ 7
Outstanding at the end of the period (in dollars)	92,119
Vested and expected to vest, Aggregate Intrinsic Value	88,682
Exercisable at the end of the period (in dollars)	$ 38,132
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	7 years 4 months 24 days
Vested and expected to vest, Weighted Average Remaining Contractual Life	7 years 3 months 18 days
Exercisable at the end of the period (in years)	5 years 6 months