Share-based Compensation (Schedule of Stock Option Activity) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Mar. 31, 2014
Number of Shares
Options outstanding, beginning balance	9,145
Granted	6,097
Exercised	(1,676)
Canceled	(1,323)
Options outstanding, ending balance	12,243
Exercisable at period end	3,926
Vested and expected to vest at period end	11,247
Weighted-Average Exercise Price Per Share
Options outstanding, beginning balance (in dollars per share)	$ 3.66
Granted (in dollars per share)	$ 5.22
Exercised (in dollars per share)	$ 3.60
Canceled (in dollars per share)	$ 4.92
Options outstanding, ending balance (in dollars per share)	$ 4.31
Exercisable (in dollars per share)	$ 3.78
Vested and expected to vest (in dollars per share)	$ 4.28
Weighted-Average Remaining Contractual Term
Options outstanding	5 years 6 months
Exercisable	3 years 9 months 18 days
Vested and expected to vest	5 years 5 months 1 day
Aggregate Intrinsic Value
Exercised	$ 1,036
Options outstanding	18,367
Exercisable	8,040
Vested and expected to vest	$ 17,301