Share-based Compensation (Details 3) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Stock option activity
Outstanding at the end of the period (in shares)	2,610
Stock options
Options outstanding that have vested and are expected to vest
Options vested, Awards (in shares)	1,872
Options expected to vest, Awards (in shares)	679
Total vested and expected to vest, Awards (in shares)	2,551
Options vested, Weighted Average Exercise Price (in dollars per share)	$ 7.23
Options expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 4.55
Total vested and expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 6.51
Options vested, Aggregate Intrinsic Value	$ 768
Options expected to vest, Aggregate Intrinsic Value	561
Total vested and expected to vest, Aggregate Intrinsic Value	1,329
Options vested Weighted Average Remaining Contractual Life	4 years 8 months 26 days
Options expected to vest, Weighted Average Remaining Contractual Life	8 years 5 months 8 days
Total vested and expected to vest, Weighted Average Remaining Contractual Life	5 years 8 months 23 days
Fair value options vested	540	206
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)		0.30%
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)		$ 1.99
Stock option activity
Outstanding at the beginning of the period (in shares)	1,871	1,196
Granted (in shares)		702
Exercised (in shares)	(44)
Forfeited, expired or repurchased (in shares)	(73)	(11)
Outstanding at the end of the period (in shares)	1,754	1,887
Outstanding at the end of the period and not yet vested (in shares)	695	1,036
Exercisable at end of year (in shares)	1,059	851
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)	$ 4.06
Forfeited, expired or repurchased (in dollars per share)	$ 6.40	$ 5.66
Outstanding at the end of the period (in dollars per share)	$ 5.24	$ 5.20
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 4.42	$ 4.54
Exercisable at the end of the period (in dollars per share)	$ 5.78	$ 6.00
Aggregate Intrinsic Value
Exercised (in dollars)	35
Outstanding at the end of the period (in dollars)	1,127	396
Outstanding at the end of the period and not yet vested (in dollars)	603	320
Exercisable at the end of the period (in dollars)	524	76
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	6 years 8 months 12 days	7 years 7 months 6 days
Outstanding at the end of the period and not yet vested (in years)	8 years 6 months	9 years 3 months 18 days
Exercisable at the end of the period (in years)	5 years 6 months	5 years 6 months
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)		0.10%
Expected volatility (as a percent)		63.90%
Forfeiture rate (as a percent)		7.50%
Expected term		5 years 1 month 6 days
Weighted average fair value (in dollars per share)		$ 1.94
Stock option activity
Outstanding at the beginning of the period (in shares)	877	749
Granted (in shares)		119
Forfeited, expired or repurchased (in shares)	(21)
Outstanding at the end of the period (in shares)	856	868
Outstanding at the end of the period and not yet vested (in shares)	43	181
Exercisable at end of year (in shares)	813	687
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)		$ 3.65
Forfeited, expired or repurchased (in dollars per share)	$ 7.23
Outstanding at the end of the period (in dollars per share)	$ 8.93	$ 8.93
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 5.59	$ 4.79
Exercisable at the end of the period (in dollars per share)	$ 9.11	$ 10.03
Aggregate Intrinsic Value
Outstanding at the end of the period (in dollars)	266	63
Outstanding at the end of the period and not yet vested (in dollars)	22	31
Exercisable at the end of the period (in dollars)	$ 244	$ 32
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	4 years	5 years
Outstanding at the end of the period and not yet vested (in years)	7 years 9 months 18 days	9 years 3 months 18 days
Exercisable at the end of the period (in years)	3 years 9 months 18 days	3 years 10 months 24 days