Share-based Compensation (Details 3) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Stock option activity
Outstanding at the end of the period (in shares)	2,747
Stock options
Options outstanding that have vested and are expected to vest
Options vested, Awards (in shares)	1,724
Options expected to vest, Awards (in shares)	947
Total vested and expected to vest, Awards (in shares)	2,671
Options vested, Weighted Average Exercise Price (in dollars per share)	$ 7.69
Options expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 4.32
Total vested and expected to vest, Weighted Average Exercise Price (in dollars per share)	$ 6.50
Options vested, Aggregate Intrinsic Value	$ 226
Options expected to vest, Aggregate Intrinsic Value	458
Total vested and expected to vest, Aggregate Intrinsic Value	684
Options vested Weighted Average Remaining Contractual Life	4 years 5 months 1 day
Options expected to vest, Weighted Average Remaining Contractual Life	8 years 9 months 25 days
Total vested and expected to vest, Weighted Average Remaining Contractual Life	5 years 11 months 23 days
Fair value options vested	1,013
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)	1.09%	1.74%	2.44%
Expected volatility (as a percent)	63.50%	61.00%	67.00%
Expected dividend yield (as a percent)	0.00%	0.00%	0.00%
Forfeiture rate (as a percent)	7.50%	7.50%	5.00%
Expected term	5 years 2 months 12 days	6 years	5 years
Weighted average fair value (in dollars per share)	$ 2.03	$ 3.03	$ 3.98
Stock option activity
Outstanding at the beginning of the period (in shares)	1,196	1,309	959
Granted (in shares)	725	2	507
Exercised (in shares)	(8)	(73)	(112)
Forfeited, expired or repurchased (in shares)	(43)	(42)	(45)
Outstanding at the end of the period (in shares)	1,870	1,196	1,309
Outstanding at the end of the period and not yet vested (in shares)	878	397	721
Exercisable at end of year (in shares)	992	799	588
Stock options, Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 6.19	$ 6.11	$ 5.60
Granted (in dollars per share)	$ 3.74	$ 5.35	$ 6.96
Exercised (in dollars per share)	$ 3.21	$ 3.87	$ 4.46
Forfeited, expired or repurchased (in dollars per share)	$ 5.59	$ 7.71	$ 8.75
Outstanding at the end of the period (in dollars per share)	$ 5.27	$ 6.19	$ 6.11
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 4.29	$ 6.46	$ 6.07
Exercisable at the end of the period (in dollars per share)	$ 6.13	$ 6.06	$ 6.16
Aggregate Intrinsic Value
Exercised (in dollars)	7	144	299
Outstanding at the end of the period (in dollars)	593	453	350
Outstanding at the end of the period and not yet vested (in dollars)	424	94	180
Exercisable at the end of the period (in dollars)	169	359	170
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	6 years 10 months 24 days	6 years 6 months	7 years 6 months
Outstanding at the end of the period and not yet vested (in years)	8 years 9 months 18 days	8 years 2 months 12 days	8 years 10 months 24 days
Exercisable at the end of the period (in years)	5 years 2 months 12 days	5 years 8 months 12 days	5 years 10 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)	1.04%		2.43%
Expected volatility (as a percent)	63.70%		67.00%
Expected dividend yield (as a percent)	0.00%		0.00%
Forfeiture rate (as a percent)	7.50%		5.00%
Expected term	5 years 2 months 12 days		5 years
Weighted average fair value (in dollars per share)	$ 2.00		$ 4.00
Stock option activity
Outstanding at the beginning of the period (in shares)	750	750	627
Granted (in shares)	127		153
Exercised (in shares)			(14)
Forfeited, expired or repurchased (in shares)			(16)
Outstanding at the end of the period (in shares)	877	750	750
Outstanding at the end of the period and not yet vested (in shares)	145	76	196
Exercisable at end of year (in shares)	732	674	554
Stock options, Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 9.77	$ 9.77	$ 10.52
Granted (in dollars per share)	$ 3.72		$ 6.99
Exercised (in dollars per share)			$ 4.97
Forfeited, expired or repurchased (in dollars per share)			$ 16.67
Outstanding at the end of the period (in dollars per share)	$ 8.89	$ 9.77	$ 9.77
Outstanding at the end of the period and not yet vested (in dollars per shares)	$ 4.25	$ 6.99	$ 6.20
Exercisable at the end of the period (in dollars per share)	$ 9.81	$ 10.08	$ 11.03
Aggregate Intrinsic Value
Exercised (in dollars)			57
Outstanding at the end of the period (in dollars)	133	143	89
Outstanding at the end of the period and not yet vested (in dollars)	76		49
Exercisable at the end of the period (in dollars)	$ 57	$ 143	$ 40
Weighted Average Remaining Contractual Life (yrs.)
Outstanding at the end of the period (in years)	4 years 3 months 18 days	4 years 6 months	5 years 6 months
Outstanding at the end of the period and not yet vested (in years)	8 years 9 months 18 days	8 years 3 months 18 days	9 years
Exercisable at the end of the period (in years)	3 years 4 months 24 days	4 years	4 years 2 months 12 days