Share-based Compensation (Details 3) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Stock option activity
Outstanding at the end of the period (in shares)	2,573
Stock options
Options outstanding that have vested and are expected to vest
Options vested, Awards (in shares)	1,499
Options expected to vest, Awards (in shares)	977
Total vested and expected to vest, Awards (in shares)	2,476
Options vested, Weighted Average Exercise Price (in dollars per share)	$ 7.18
Options expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 3.95
Total vested and expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 5.90
Options vested, Aggregate Intrinsic Value	$ 5,964
Options expected to vest, Aggregate Intrinsic Value	6,023
Total vested and expected to vest, Aggregate Intrinsic Value	11,987
Options vested Weighted Average Remaining Contractual Life	4 years 11 months 26 days
Options expected to vest, Weighted Average Remaining Contractual Life	8 years 11 months 23 days
Total vested and expected to vest, Weighted Average Remaining Contractual Life	6 years 6 months 25 days
Fair value options vested	1,247	945
Incentive 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)		1.10%
Expected volatility (as a percent)		63.50%
Forfeiture rate (as a percent)		7.50%
Expected term		5 years 2 months 12 days
Weighted average fair value (in dollars per share)		$ 2.03
Stock option activity
Outstanding at the beginning of the period (in shares)	1,871	1,196
Granted (in shares)		714
Exercised (in shares)	(261)	(5)
Forfeited, expired or repurchased (in shares)	(197)	(38)
Outstanding at the end of the period (in shares)	1,413	1,867
Outstanding at the end of the period and not yet vested (in shares)	518	888
Exercisable at end of year (in shares)	895	979
Stock options, Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 5.26	$ 6.19
Granted (in dollars per share)		$ 3.74
Exercised (in dollars per share)	$ 4.92	$ 2.79
Forfeited, expired or repurchased (in dollars per share)	$ 7.20	$ 5.50
Outstanding at the end of the period (in dollars per share)	$ 5.06	$ 5.28
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 3.74	$ 4.33
Exercisable at the end of the period (in dollars per share)	$ 5.82	$ 6.13
Aggregate Intrinsic Value
Exercised (in dollars)	627	6
Outstanding at the end of the period (in dollars)	7,359	523
Outstanding at the end of the period and not yet vested (in dollars)	3,302	377
Exercisable at the end of the period (in dollars)	4,057	146
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	6 years 7 months 6 days	7 years 1 month 6 days
Outstanding at the end of the period and not yet vested (in years)	8 years 4 months 24 days	9 years
Exercisable at the end of the period (in years)	5 years 6 months	5 years 4 months 24 days
Non-qualified 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)	1.00%	1.00%
Expected volatility (as a percent)	61.50%	63.90%
Forfeiture rate (as a percent)	7.50%	7.50%
Expected term	6 years 1 month 6 days	5 years 1 month 6 days
Weighted average fair value (in dollars per share)	$ 2.36	$ 1.98
Stock option activity
Outstanding at the beginning of the period (in shares)	877	749
Granted (in shares)	542	119
Exercised (in shares)	(76)
Forfeited, expired or repurchased (in shares)	(183)
Outstanding at the end of the period (in shares)	1,160	868
Outstanding at the end of the period and not yet vested (in shares)	556	145
Exercisable at end of year (in shares)	604	723
Stock options, Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 8.89	$ 9.77
Granted (in dollars per share)	$ 4.17	$ 3.65
Exercised (in dollars per share)	$ 6.11
Forfeited, expired or repurchased (in dollars per share)	$ 9.47
Outstanding at the end of the period (in dollars per share)	$ 6.78	$ 8.93
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 4.15	$ 4.25
Exercisable at the end of the period (in dollars per share)	$ 9.19	$ 9.87
Aggregate Intrinsic Value
Exercised (in dollars)	201
Outstanding at the end of the period (in dollars)	5,220	119
Outstanding at the end of the period and not yet vested (in dollars)	3,313	68
Exercisable at the end of the period (in dollars)	$ 1,907	$ 51
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	6 years 9 months 18 days	4 years 6 months
Outstanding at the end of the period and not yet vested (in years)	9 years 6 months	9 years 1 month 6 days
Exercisable at the end of the period (in years)	4 years 2 months 12 days	3 years 7 months 6 days