Share-Based Compensation - Stock Option Activity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Nonvested
Share-based Compensation Arrangement by Share-based Payment Award
Number of Stock Options, Beginning balance	322,869	300,794	198,510
Number of Stock Options, Granted	356,834	327,656	220,789
Number of Stock Options, Vested	(243,518)	(105,458)	(68,990)
Number of Stock Options, Cancelled/Forfeited	(92,946)	(200,123)	(49,515)
Number of Stock Options, Ending balance	343,239	322,869	300,794	198,510
Weighted Average Exercise Price, Beginning balance	$ 15.02	$ 19.42	$ 22.13
Weighted Average Exercise Price, Granted	$ 8.90	$ 14.95	$ 18.25
Weighted Average Exercise Price, Vested	$ 13.00	$ 20.29	$ 22.20
Weighted Average Exercise Price, Cancelled/Forfeited	$ 12.54	$ 18.74	$ 21.21
Weighted Average Exercise Price, Ending balance	$ 10.76	$ 15.02	$ 19.42	$ 22.13
Weighted Average Grant Date Fair Value, Beginning balance	$ 6.50	$ 6.22	$ 6.46
Weighted Average Grant Date Fair Value, Granted	$ 4.42	$ 7.05	$ 6.09
Weighted Average Grant Date Fair Value, Vested	$ 5.85	$ 6.30	$ 6.43
Weighted Average Grant Date Fair Value, Cancelled/Forfeited	$ 5.80	$ 7.09	$ 6.35
Weighted Average Grant Date Fair Value, Ending balance	$ 4.20	$ 6.50	$ 6.22	$ 6.46
Nonvested Awards, Weighted Average Remaining Amortization Period, Beginning balance	6 years 3 months 18 days	1 year 8 months 12 days	2 years 1 month 6 days	2 years 1 month 6 days
Vested
Share-based Compensation Arrangement by Share-based Payment Award
Number of Stock Options, Beginning balance	497,810	404,943	239,000
Number of Stock Options, Granted	356,834	327,656	220,789
Number of Stock Options, Cancelled/Forfeited	(187,409)	(234,789)	(54,846)
Number of Stock Options, Ending balance	667,235	497,810	404,943	239,000
Weighted Average Exercise Price, Beginning balance	$ 17.19	$ 20.17	$ 22.22
Weighted Average Exercise Price, Granted	$ 8.90	$ 14.95	$ 18.25
Weighted Average Exercise Price, Cancelled/Forfeited	$ 16.89	$ 19.21	$ 21.65
Weighted Average Exercise Price, Ending balance	$ 12.84	$ 17.19	$ 20.17	$ 22.22
Weighted Average Grant Date Fair Value, Beginning balance	$ 6.44	$ 6.25	$ 6.41
Weighted Average Grant Date Fair Value, Granted	$ 4.42	$ 7.05	$ 6.09
Weighted Average Grant Date Fair Value, Cancelled/Forfeited	$ 5.06	$ 6.97	$ 6.87
Weighted Average Grant Date Fair Value, Ending balance	$ 4.78	$ 6.44	$ 6.25	$ 6.41
Weighted Average Remaining Life, Beginning balance	4 years 9 months 18 days	5 years 8 months 12 days	5 years 9 months 18 days	6 years 1 month 6 days
Weighted Average Remaining Life, Ending balance	4 years 9 months 18 days	5 years 8 months 12 days	5 years 9 months 18 days	6 years 1 month 6 days
Aggregate Intrinsic Value, Beginning balance	$ 143	$ 61	$ 0	$ 60
Aggregate Intrinsic Value, Ending balance	143	61	0	60
Options, Vested and exercisable, Outstanding	323,996
Options, Vested and exercisable, Weighted Average Exercise Price	$ 15.04
Options, Vested and exercisable, Weighted Average Grant Date Fair Value	$ 5.39
Options, Vested and exercisable, Weighted Average Remaining Contractual Term	3 years 1 month 6 days
Options, Vested and expected to vest, Outstanding	641,455
Options, Vested and expected to vest, Weighted Average Exercise Price	$ 12.84
Options, Vested and expected to vest, Weighted Average Grant Date Fair Value	$ 4.80
Options, Vested and expected to vest, Exercisable, Weighted Average Remaining Life	3 years 1 month 6 days
Options, Vested and expected to vest, Aggregate Intrinsic Value	$ 128