Stock-Based Compensation - Stock option activity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
Mar. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options Outstanding	1,473
Options Granted	369
Options Exercised	(64)
Options Forfeited or Expired	(643)
Options Outstanding	1,135
Vested/Expected to Vest at September 29, 2012, Shares	1,105
Exercisable at September 29, 2012, Shares	767
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	$ 5.11
Options Granted, Weighted Average Exercise Price Per Share	$ 3.68
Options Exercised, Weighted Average Exercise Price Per Share	$ 2.89
Options Forfeited or Expired, Weighted Average Exercise Price Per Share	$ 5.30
Options Outstanding, Weighted-Average Exercise Price Per Share	$ 4.67
Vested/Expected to Vest at September 29, 2012, Weighted-Average Exercise Price Per Share	$ 4.68
Exercisable at September 29, 2012, Weighted-Average Exercise Price Per Share	$ 5.07
Weighted Average Remaining Contractual Term (years), Outstanding	6 years 1 month 13 days
Weighted Average Remaining Contractual Term (years), Vested/Expected to Vest at September 29, 2012	6 years 0 months 26 days
Weighted Average Remaining Contractual Term (years), Exercisable at September 29, 2012	5 years 0 months 11 days
Outstanding, Aggregate Intrinsic Value (in thousands)	$ 19
Vested/Expected to Vest at September 29, 2012, Aggregate Intrinsic Value (in thousands)	19
Exercisable at September 29, 2012, Aggregate Intrinsic Value (in thousands)	$ 18

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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Amount of difference between fair value of the underlying shares reserved for issuance and exercise prices of fully vested and expected to vest options outstanding.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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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 remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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Number of share options (or share units) exercised during the current period.

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