Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 27, 2011	Sep. 28, 2010	Sep. 27, 2011	Sep. 28, 2010
Revenue:
Restaurant sales	$ 266,874	$ 243,405	$ 825,283	$ 753,582
Franchise royalties and fees	2,379	2,208	7,327	6,817
Total revenue	269,253	245,613	832,610	760,399
Restaurant operating costs:
Cost of sales	88,944	79,101	274,751	244,560
Labor	78,919	71,835	244,551	221,241
Rent	5,796	5,329	17,153	15,886
Other operating	45,112	43,476	136,331	128,841
Pre-opening	3,327	2,150	7,413	4,562
Depreciation and amortization	10,571	10,262	31,724	30,861
Impairment and closures	13	44	59	302
General and administrative	13,499	11,968	43,599	39,263
Total costs and expenses	246,181	224,165	755,581	685,516
Income from operations	23,072	21,448	77,029	74,883
Interest expense, net	669	644	1,776	2,078
Equity income from investments in unconsolidated affiliates	(71)	(155)	(271)	(355)
Income before taxes	22,474	20,959	75,524	73,160
Provision for income taxes	6,058	6,478	21,934	23,133
Net income including noncontrolling interests	16,416	14,481	53,590	50,027
Less: Net income attributable to noncontrolling interests	618	529	1,923	1,798
Net income attributable to Texas Roadhouse, Inc. and subsidiaries	$ 15,798	$ 13,952	$ 51,667	$ 48,229
Net income per common share attributable to Texas Roadhouse, Inc. and subsidiaries:
Basic (in dollars per share)	$ 0.22	$ 0.19	$ 0.72	$ 0.68
Diluted (in dollars per share)	$ 0.22	$ 0.19	$ 0.71	$ 0.66
Weighted-average shares outstanding:
Basic (in shares)	70,800	71,660	71,370	71,273
Diluted (in shares)	72,186	73,002	72,903	72,727
Cash dividends declared per share (in dollars per share)	$ 0.08		$ 0.24