Acquisition Business Acquisition, Pro Forma Information (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	9 Months Ended
Oct. 02, 2011	Sep. 30, 2012	Oct. 02, 2011
Business Acquisition, Pro Forma Information [Abstract]
Restaurant sales	$ 167,204	$ 502,449	$ 482,700
Net income (loss)	$ (2,312)	$ (15,629)	$ (6,074)
Business Acquisition, Pro Forma Earnings Per Share, Basic	$ (0.11)	$ (0.69)	$ (0.28)

Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax, Per Share, Basic and Diluted

No definition available.

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- Details

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463

+ Details

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

+ Details

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