Share-based Compensation (Details 3) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Stock option activity
Outstanding at the end of the period (in shares)	2,905
Stock options
Options outstanding that have vested and are expected to vest
Options vested, Awards (in shares)	1,812
Options expected to vest, Awards (in shares)	977
Total vested and expected to vest, Awards (in shares)	2,789
Options vested, Weighted Average Exercise Price (in dollars per share)	$ 7.19
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)	$ 6.06
Options vested, Aggregate Intrinsic Value	$ 824
Options expected to vest, Aggregate Intrinsic Value	994
Total vested and expected to vest, Aggregate Intrinsic Value	1,818
Options vested Weighted Average Remaining Contractual Life	5 years 1 month 13 days
Options expected to vest, Weighted Average Remaining Contractual Life	9 years 2 months 12 days
Total vested and expected to vest, Weighted Average Remaining Contractual Life	6 years 6 months 18 days
Fair value options vested	1,192	1,596
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)		63.60%
Forfeiture rate (as a percent)		7.50%
Expected term		5 years 2 months 12 days
Weighted average fair value (in dollars per share)		$ 2.02
Stock option activity
Outstanding at the beginning of the period (in shares)	1,871	1,196
Granted (in shares)		702
Exercised (in shares)	(73)	(5)
Forfeited, expired or repurchased (in shares)	(161)	(35)
Outstanding at the end of the period (in shares)	1,637	1,858
Outstanding at the end of the period and not yet vested (in shares)	541	882
Exercisable at end of year (in shares)	1,096	976
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)		$ 3.52
Exercised (in dollars per share)	$ 3.93	$ 2.79
Forfeited, expired or repurchased (in dollars per share)	$ 6.80	$ 5.48
Outstanding at the end of the period (in dollars per share)	$ 5.17	$ 5.20
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 3.77	$ 4.18
Exercisable at the end of the period (in dollars per share)	$ 5.86	$ 6.13
Aggregate Intrinsic Value
Exercised (in dollars)	64
Outstanding at the end of the period (in dollars)	1,206	909
Outstanding at the end of the period and not yet vested (in dollars)	656	679
Exercisable at the end of the period (in dollars)	550	230
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	6 years 8 months 12 days	7 years 4 months 24 days
Outstanding at the end of the period and not yet vested (in years)	8 years 7 months 6 days	9 years 3 months 18 days
Exercisable at the end of the period (in years)	5 years 8 months 12 days	5 years 7 months 6 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)	536	119
Forfeited, expired or repurchased (in shares)	(145)
Outstanding at the end of the period (in shares)	1,268	868
Outstanding at the end of the period and not yet vested (in shares)	552	145
Exercisable at end of year (in shares)	716	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)	$ 4.16	$ 3.65
Forfeited, expired or repurchased (in dollars per share)	$ 7.82
Outstanding at the end of the period (in dollars per share)	$ 7.01	$ 8.93
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 4.14	$ 4.25
Exercisable at the end of the period (in dollars per share)	$ 9.23	$ 9.87
Aggregate Intrinsic Value
Outstanding at the end of the period (in dollars)	726	170
Outstanding at the end of the period and not yet vested (in dollars)	452	96
Exercisable at the end of the period (in dollars)	$ 274	$ 74
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	6 years 8 months 12 days	4 years 8 months 12 days
Outstanding at the end of the period and not yet vested (in years)	9 years 9 months 18 days	9 years 3 months 18 days
Exercisable at the end of the period (in years)	4 years 3 months 18 days	3 years 9 months 18 days