Income Taxes (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jun. 28, 2012	Jun. 30, 2011	Jun. 24, 2010
Income Taxes (Textual) [Abstract]
State tax benefit related to release of state valuation allowance		$ 190
State tax benefit related to out of period adjustment for excess state tax over book depreciation available in future periods		138
State tax benefit due to favorable resolution of state tax audit		74
State tax benefit for tax rate changes and tax provision adjustments		124
Tax benefit related to the current year research and development credit and the reinstatement of the prior year research and development credit		160
Tax benefit related to the Domestic Producers Deduction		297
Percentage of increase in tax benefit related to domestic producers deduction		9.00%
Net tax benefit primarily related to a lower federal income tax bracket		41
Lower federal income tax bracket		34.00%
Gross state tax net operating losses	11,600
Gross state tax credits	155
Total gross amounts of unrecognized tax benefits	133	70
Net change in the total valuation allowance	(68)	68
Unrecognized tax benefits that if recognized would affect the annual effective tax rate on income from continuing operations	$ 113	$ 65	$ 86
Gross state tax net operating losses expiration dates	between 2017 and 2030

Applicable federal income tax rate.

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Domestic production activities rate.

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- Definition

Gross state tax credits.

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No definition available.

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- Definition

Impact of lower federal rate due to permanent items.

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No definition available.

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- Definition

Income tax expense benefit related to domestic producers deduction.

+ References

No definition available.

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- Definition

Income tax reconciliation state and local income taxes benefit due to favourable resolution.

+ References

No definition available.

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- Definition

Income tax reconciliation state and local income taxes benefit related to release of state valuation allowance.

+ References

No definition available.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.

+ References

No definition available.

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- Definition

The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the current period and the expected income tax expense or benefit computed attributable to revisions of previously reported income tax expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

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- Definition

The portion of the difference, between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to state and local income tax expense or benefit.

+ References

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to research tax credits generated or utilized under enacted tax laws during the period.

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- Definition

The expiration date of each operating loss carryforward included in total operating loss carryforwards, or the applicable range of such expiration dates.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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The amount of the change in the period in the valuation allowance for a specified deferred tax asset.

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