CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 02, 2013	Apr. 03, 2012
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Revenues	$ 463,018	$ 435,754
Costs and expenses:
Cost of sales	114,293	107,598
Labor expenses	150,983	142,980
Other operating costs and expenses	110,978	105,888
General and administrative expenses	28,789	28,665
Depreciation and amortization expenses	19,230	18,298
Impairment of assets and lease terminations	644
Preopening costs	1,314	2,106
Total costs and expenses	426,231	405,535
Income from operations	36,787	30,219
Interest and other (expense)/income, net	(1,310)	(1,148)
Income before income taxes	35,477	29,071
Income tax provision	10,185	8,349
Net income	25,292	20,722
Other comprehensive income, net	0
Comprehensive income	$ 25,292	$ 20,722
Net income per share:
Basic (in dollars per share)	$ 0.48	$ 0.39
Diluted (in dollars per share)	$ 0.47	$ 0.37
Weighted average shares outstanding:
Basic (in shares)	52,255	53,680
Diluted (in shares)	54,305	55,699
Cash dividends declared per common share (in dollars per share)	$ 0.12