CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Apr. 01, 2014	Apr. 02, 2013
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Revenues	$ 481,431	$ 463,018
Costs and expenses:
Cost of sales	119,362	114,293
Labor expenses	159,450	150,983
Other operating costs and expenses	115,633	110,978
General and administrative expenses	31,242	28,789
Depreciation and amortization expenses	20,251	19,230
Impairment of assets and lease terminations	186	644
Preopening costs	2,234	1,314
Total costs and expenses	448,358	426,231
Income from operations	33,073	36,787
Interest and other expense, net	(1,391)	(1,310)
Income before income taxes	31,682	35,477
Income tax provision	9,164	10,185
Net income	$ 22,518	$ 25,292
Net income per share:
Basic (in dollars per share)	$ 0.44	$ 0.48
Diluted (in dollars per share)	$ 0.43	$ 0.47
Weighted average shares outstanding:
Basic (in shares)	50,745	52,255
Diluted (in shares)	52,844	54,305
Cash dividends declared per common share (in dollars per share)	$ 0.14	$ 0.12