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Income Taxes (Details) (USD $)	3 Months Ended		6 Months Ended
Income Taxes (Details) (USD $)	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011	Dec. 31, 2011
Income Taxes (Textual) [Abstract]
Provision for income tax expense	$ 5,000	$ 144,000	$ 7,000	$ 223,000
Company's estimated effective tax rate for continuing operations			4.90%	15.60%
Deferred tax assets					11,700,000
Unrecognized tax benefits recognition impact on income statement					1,200,000
Recognized tax benefit from release and reclassification of long term liability			$ 300,000

- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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- Definition

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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