Share-Based Compensation - Stock Option Activity (Details) (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Share-based Compensation Arrangement by Share-based Payment Award
Antidilutive securities excluded from computation of earnings per share (in shares)	557,427	667,235	497,810
Share Price	$ 14.06	$ 7.96	$ 10.14
Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options	$ 1,300,000		$ 1,500,000
Fair value of options vested	1,000,000	1,200,000	700,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	(117,482)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price	$ 10.24
ShareBased Compensation Arrangement By ShareBased Payment Award,Options, Exercises In Period, Weighted Average Grant Date Fair Value	$ 5.23
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	336,000
Share-based Compensation Arrangement By Share-based Payment Award, Options, Granted, Weighted Average Remaining Contractual Term	6 years 6 months 0 days	6 years 7 months 6 days
Share-based Compensation Arrangement By Share-based Payment Award, Options, Grants In Period, Aggregate Intrinsic Value	374,000
Nonvested
Share-based Compensation Arrangement by Share-based Payment Award
Number of Stock Options, Beginning balance	343,239	322,869	300,794
Number of Stock Options, Granted	192,892	356,834	327,656
Number of Stock Options, Vested	(188,909)	(243,518)	(105,458)
Number of Stock Options, Cancelled/Forfeited	(31,561)	(92,946)	(200,123)
Number of Stock Options, Ending balance	315,661	343,239	322,869	300,794
Weighted Average Exercise Price, Beginning balance	$ 10.76	$ 15.02	$ 19.42
Weighted Average Exercise Price, Granted	$ 12.12	$ 8.90	$ 14.95
Weighted Average Exercise Price, Vested	$ 11.56	$ 13.00	$ 20.29
Weighted Average Exercise Price, Cancelled/Forfeited	$ 13.82	$ 12.54	$ 18.74
Weighted Average Exercise Price, Ending balance	$ 10.80	$ 10.76	$ 15.02	$ 19.42
Weighted Average Grant Date Fair Value, Beginning balance	$ 4.20	$ 6.50	$ 6.22
Weighted Average Grant Date Fair Value, Granted	$ 5.69	$ 4.42	$ 7.05
Weighted Average Grant Date Fair Value, Vested	$ 5.33	$ 5.85	$ 6.30
Weighted Average Grant Date Fair Value, Cancelled/Forfeited	$ 5.92	$ 5.80	$ 7.09
Weighted Average Grant Date Fair Value, Ending balance	$ 5.12	$ 4.20	$ 6.50	$ 6.22
Nonvested Awards, Weighted Average Remaining Amortization Period, Beginning balance	6 years 1 month 6 days	6 years 3 months 18 days	1 year 8 months 12 days	2 years 1 month 6 days
Vested
Share-based Compensation Arrangement by Share-based Payment Award
Antidilutive securities excluded from computation of earnings per share (in shares)				404,943
Number of Stock Options, Beginning balance	667,235	497,810
Number of Stock Options, Granted	192,892	356,834	327,656
Number of Stock Options, Cancelled/Forfeited	(185,218)	(187,409)	(234,789)
Number of Stock Options, Ending balance	557,427	667,235	497,810
Weighted Average Exercise Price, Beginning balance	$ 12.84	$ 17.19	$ 20.17
Weighted Average Exercise Price, Granted	$ 12.12	$ 8.90	$ 14.95
Weighted Average Exercise Price, Cancelled/Forfeited	$ 13.83	$ 16.89	$ 19.21
Weighted Average Exercise Price, Ending balance	$ 12.81	$ 12.84	$ 17.19	$ 20.17
Weighted Average Grant Date Fair Value, Beginning balance	$ 4.78	$ 6.44	$ 6.25
Weighted Average Grant Date Fair Value, Granted	$ 5.69	$ 4.42	$ 7.05
Weighted Average Grant Date Fair Value, Cancelled/Forfeited	$ 5.92	$ 5.06	$ 6.97
Weighted Average Grant Date Fair Value, Ending balance	$ 5.44	$ 4.78	$ 6.44	$ 6.25
Weighted Average Remaining Life, Beginning balance	5 years 1 month 6 days	4 years 9 months 18 days	5 years 8 months 12 days	5 years 9 months 18 days
Weighted Average Remaining Life, Ending balance	5 years 1 month 6 days	4 years 9 months 18 days	5 years 8 months 12 days	5 years 9 months 18 days
Aggregate Intrinsic Value, Beginning balance	1,620,000	143,000	61,000	0
Aggregate Intrinsic Value, Ending balance	1,620,000	143,000	61,000	0
Options, Vested and exercisable, Outstanding	241,766
Options, Vested and exercisable, Weighted Average Exercise Price	$ 15.43
Options, Vested and exercisable, Weighted Average Grant Date Fair Value	$ 5.85
Options, Vested and exercisable, Weighted Average Remaining Contractual Term	3 years 10 months 24 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	515,000
Options, Vested and expected to vest, Outstanding	529,637
Options, Vested and expected to vest, Weighted Average Exercise Price	$ 12.91
Options, Vested and expected to vest, Weighted Average Grant Date Fair Value	$ 5.45
Options, Vested and expected to vest, Exercisable, Weighted Average Remaining Life	5 years 1 month 6 days
Options, Vested and expected to vest, Aggregate Intrinsic Value	$ 1,527,000