Stock-based Compensation Stock option activity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options Outstanding	1,332	1,236
Options Granted	281	285
Options Exercised	(30)	(36)
Options Forfeited or Expired	(110)	(153)
Options Outstanding	1,473	1,332
Vested/Expected to Vest at June 30, 2012, Shares	1,448
Exercisable at June 30, 2012, Shares	1,009
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Options Outstanding, Weighted-Average Exercise Price Per Share	$ 5.70	$ 7.22
Options Granted, Weighted Average Exercise Price Per Share	$ 3.73	$ 4.95
Options Exercised, Weighted Average Exercise Price Per Share	$ 2.99	$ 2.70
Options Forfeited or Expired, Weighted Average Exercise Price Per Share	$ 9.25	$ 17.28
Options Outstanding, Weighted-Average Exercise Price Per Share	$ 5.11	$ 5.70
Vested/Expected to Vest at June 30, 2012, Weighted-Average Exercise Price Per Share	$ 5.13
Exercisable at June 30, 2012, Weighted-Average Exercise Price Per Share	$ 5.64
Weighted Average Remaining Contractual Term (years), Outstanding	6 years 7 months 24 days
Weighted Average Remaining Contractual Term (years), Vested/Expected to Vest at June 30, 2012	6 years 7 months 13 days
Weighted Average Remaining Contractual Term (years), Exercisable at June 30, 2012	5 years 10 months 28 days
Outstanding, Aggregate Intrinsic Value (in thousands)	$ 819
Vested/Expected to Vest at June 30, 2012, Aggregate Intrinsic Value (in thousands)	805
Exercisable at June 30, 2012, Aggregate Intrinsic Value (in thousands)	$ 515

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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Gross number of share options (or share units) granted during the period.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded.

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