Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 27, 2011	Sep. 28, 2010	Sep. 27, 2011 segment officer statement rent month quarter	Sep. 28, 2010	Dec. 28, 2010
Segment Information
Number of business segments			2
Segment information
Revenues	$ 430,417	$ 418,352	$ 1,279,928	$ 1,242,694
Income from operation	30,254	31,409	95,267	97,381
Total of depreciation and amortization	17,588	17,902	52,524	54,083
Total of Capital expenditures	20,044	11,550	50,220	29,415
Assets	968,423		968,423		1,037,307
Restaurants
Segment information
Revenues	413,315	403,025	1,236,767	1,201,494
Income from operation	50,719	52,349	159,237	160,076
Total of depreciation and amortization	15,918	15,837	47,515	47,839
Total of Capital expenditures	16,402	10,439	43,349	26,826
Assets	806,265		806,265		882,208
Bakery
Segment information
Revenues	33,016	30,306	86,963	82,836
Income from operation	2,289	2,437	5,174	7,171
Total of depreciation and amortization	644	776	1,935	2,315
Total of Capital expenditures	3,016	244	3,649	599
Assets	66,755		66,755		56,796
Intercompany bakery sales
Segment information
Revenues	(15,914)	(14,979)	(43,802)	(41,636)
Corporate
Segment information
Income from operation	(22,754)	(23,377)	(69,144)	(69,866)
Total of depreciation and amortization	1,026	1,289	3,074	3,929
Total of Capital expenditures	626	867	3,222	1,990
Assets	$ 95,403		$ 95,403		$ 98,303

The number of reportable segments of the entity.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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